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liste_des_fonctions_74 [2010/05/09 22:22]
liste_des_fonctions_74 [2019/06/26 10:39] (current)
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 +===== Description succinte des fonctions de la famille 74 =====
 +
 +Egalement disponible : {{74family.pdf|Diagrammes express au format PDF}}
 +
 +
 +    * 7400: Quad 2-input NAND Gate
 +    * 7401: Quad 2-input NAND Gate with Open Collector Outputs
 +    * 7402: Quad 2-input NOR Gate
 +    * 7403: Quad 2-input NAND Gate with Open Collector Outputs (different pinout than 7401)
 +    * 7404: Hex Inverter
 +    * 7405: Hex Inverter with Open Collector Outputs
 +    * 7406: Hex Inverter Buffer/​Driver with 30V Open Collector Outputs
 +    * 7407: Hex Buffer/​Driver with 30V Open Collector Outputs
 +    * 7408: Quad 2-input AND Gate
 +    * 7409: Quad 2-input AND Gate with Open Collector Outputs
 +    * 7410: Triple 3-input NAND Gate
 +    * 7411: Triple 3-input AND Gate
 +    * 7412: Triple 3-input NAND Gate with Open Collector Outputs
 +    * 7413: Dual Schmitt trigger 4-input NAND Gate
 +    * 7414: Hex Schmitt trigger Inverter
 +    * 7415: Triple 3-input AND Gate with Open Collector Outputs
 +    * 7416: Hex Inverter Buffer/​Driver with 15V Open Collector Outputs
 +    * 7417: Hex Buffer/​Driver with 15V Open Collector Outputs
 +    * 7419: Hex Schmitt trigger Inverter
 +    * 7420: Dual 4-input NAND Gate
 +    * 7421: Dual 4-input AND Gate
 +    * 7422: Dual 4-Input NAND Gate with Open Collector Outputs
 +    * 7423: Expandable Dual 4-input NOR Gate with Strobe
 +    * 7425: Dual 4-input NOR Gate with Strobe
 +    * 7426: Quad 2-input NAND Gate with 15V Open Collector Outputs
 +    * 7427: Triple 3-input NOR Gate
 +    * 7428: Quad 2-input NOR Buffer
 +    * 7430: 8-input NAND Gate
 +    * 7431: Hex Delay Elements
 +    * 7432: Quad 2-input OR Gate
 +    * 7433: Quad 2-input NOR Buffer with Open Collector Outputs
 +    * 7436: Quad 2-input NOR Gate (different pinout than 7402)
 +    * 7437: Quad 2-input NAND Buffer
 +    * 7438: Quad 2-input NAND Buffer with Open Collector Outputs
 +    * 7439: Quad 2-input NAND Buffer
 +    * 7440: Dual 4-input NAND Buffer
 +    * 7441: BCD to Decimal Decoder/​NIXIE Tube Driver
 +    * 7442: BCD to Decimal Decoder
 +    * 7443: Excess-3 to Decimal Decoder
 +    * 7444: Excess-3-Gray to Decimal Decoder
 +    * 7445: BCD to Decimal Decoder/​Driver
 +    * 7446: BCD to 7-segment Decoder/​Driver with 30V Open Collector Outputs
 +    * 7447: BCD to 7-segment Decoder/​Driver with 15V Open Collector Outputs
 +    * 7448: BCD to 7-segment Decoder/​Driver with Internal Pullups
 +    * 7449: BCD to 7-segment Decoder/​Driver with Open Collector Outputs
 +    * 7450: Dual 2-Wide 2-input AND-OR-INVERT Gate (one gate expandable)
 +    * 7451: Dual 2-Wide 2-Input AND-OR-INVERT Gate
 +    * 7452: Expandable 4-Wide 2-input AND-OR Gate
 +    * 7453: Expandable 4-Wide 2-input AND-OR-INVERT Gate
 +    * 7454: 4-Wide 2-Input AND-OR-INVERT Gate
 +    * 7455: 2-Wide 4-Input AND-OR-INVERT Gate (74H version is expandable)
 +    * 7460: Dual 4-input Expander
 +    * 7461: Triple 3-input Expander
 +    * 7462: 3-2-2-3-Input Expander
 +    * 7463: Hex Current Sensing Interface Gates
 +    * 7464: 4-2-3-2-Input AND-OR-INVERT Gate
 +    * 7465: 4-2-3-2 Input AND-OR-INVERT Gate with Open Collector Output
 +    * 7470: AND-Gated Positive Edge Triggered J-K Flip-Flop with Preset and Clear
 +    * 74H71: AND-OR-Gated J-K Master-Slave Flip-Flop with Preset
 +    * 74L71: AND-Gated R-S Master-Slave Flip-Flop with Preset and Clear
 +    * 7472: AND Gated J-K Master-Slave Flip-Flop with Preset and Clear
 +    * 7473: Dual J-K Flip-Flop with Clear
 +    * 7474: Dual D Positive Edge Triggered Flip-Flop with Preset and Clear
 +    * 7475: 4-bit Bistable Latch
 +    * 7476: Dual J-K Flip-Flop with Preset and Clear
 +    * 7477: 4-bit Bistable Latch
 +    * 74H78, 74L78: Dual J-K Flip-Flop with Preset, Common Clear, and Common Clock
 +    * 74LS78A: Dual Negative Edge Triggered J-K Flip-Flop with Preset, Common Clear, and Common Clock
 +    * 7479: Dual D Flip-Flop
 +    * 7480: Gated Full Adder
 +    * 7481: 16-bit Random Access Memory
 +    * 7482: 2-bit Binary Full Adder
 +    * 7483: 4-bit Binary Full Adder
 +    * 7484: 16-bit Random Access Memory
 +    * 7485: 4-bit Magnitude Comparator
 +    * 7486: Quad 2-input Exclusive-OR Gate
 +    * 7487: 4-bit True/​Complement/​Zero/​One Element
 +    * 7488: 256-bit Read Only Memory
 +    * 7489: 64-bit Read/Write Memory
 +    * 7490: Decade Counter (separate Divide-by-2 and Divide-by-5 sections)
 +    * 7491: 8-bit Shift Register, Serial In, Serial Out, Gated Input
 +    * 7492: Divide-by-12 Counter (separate Divide-by-2 and Divide-by-6 sections)
 +    * 7493: 4-bit Binary Counter (separate Divide-by-2 and Divide-by-8 sections)
 +    * 7494: 4-bit Shift Register, Dual Asynchronous Presets
 +    * 7495: 4-bit Shift Register, Parallel In, Parallel Out, Serial Input, Bidirectional
 +    * 7496: 5-bit Parallel-In/​Parallel-Out Shift Register, Asynchronous Preset
 +    * 7497: Synchronous 6-bit Binary Rate Multiplier
 +    * 7498: 4-bit Data Selector/​Storage Register
 +    * 7499: 4-bit Bidirectional Universal Shift Register
 +    * 74100: Dual 4-Bit Bistable Latch
 +    * 74101: AND-OR-Gated J-K Negative-Edge-Triggered Flip-Flop with Preset
 +    * 74102: AND-Gated J-K Negative-Edge-Triggered Flip-Flop with Preset and Clear
 +    * 74103: Dual J-K Negative-Edge-Triggered Flip-Flop with Clear
 +    * 74104: J-K Master-Slave Flip-Flop
 +    * 74105: J-K Master-Slave Flip-Flop
 +    * 74106: Dual J-K Negative-Edge-Triggered Flip-Flop with Preset and Clear
 +    * 74107: Dual J-K Flip-Flop with Clear
 +    * 74107A: Dual J-K Negative-Edge-Triggered Flip-Flop with Clear
 +    * 74108: Dual J-K Negative-Edge-Triggered Flip-Flop with Preset, Common Clear, and Common Clock
 +    * 74109: Dual J-Not-K Positive-Edge-Triggered Flip-Flop with Clear and Preset
 +    * 74110: AND-Gated J-K Master-Slave Flip-Flop with Data Lockout
 +    * 74111: Dual J-K Master-Slave Flip-Flop with Data Lockout
 +    * 74112: Dual J-K Negative-Edge-Triggered Flip-Flop with Clear and Preset
 +    * 74113: Dual J-K Negative-Edge-Triggered Flip-Flop with Preset
 +    * 74114: Dual J-K Negative-Edge-Triggered Flip-Flop with Preset, Common Clock and Clear
 +    * 74116: Dual 4-bit Latches with Clear
 +    * 74118: Hex Set/Reset Latch
 +    * 74119: Hex Set/Reset Latch
 +    * 74120: Dual Pulse Synchronizer/​Drivers
 +    * 74121: Monostable Multivibrator
 +    * 74122: Retriggerable Monostable Multivibrator with Clear
 +    * 74123: Dual Retriggerable Monostable Multivibrator with Clear
 +    * 74124: Dual Voltage-Controlled Oscillator
 +    * 74125: Quad Bus Buffer with Three-State Outputs, Negative Enable
 +    * 74126: Quad Bus Buffer with Three-State Outputs, Positive Enable
 +    * 74128: Quad 2-input NOR Line Driver
 +    * 74130: Quad 2-input AND Buffer with 30V Open Collector Outputs
 +    * 74131: Quad 2-input AND Buffer with 15V Open Collector Outputs
 +    * 74132: Quad 2-input NAND Schmitt Trigger
 +    * 74133: 13-Input NAND Gate
 +    * 74134: 12-Input NAND Gate with Three-State Output
 +    * 74135: Quad Exclusive-OR/​NOR Gate
 +    * 74136: Quad 2-Input Exclusive-OR Gate with Open Collector Outputs
 +    * 74137: 3 to 8-line Decoder/​Demultiplexer with Address Latch
 +    * 74138: 3 to 8-line Decoder/​Demultiplexer
 +    * 74139: Dual 2 to 4-line Decoder/​Demultiplexer
 +    * 74140: Dual 4-input NAND Line Driver
 +    * 74141: BCD to Decimal Decoder/​Nixie Tube Driver
 +    * 74142: Decade Counter/​Latch/​Decoder/​Nixie Tube Driver
 +    * 74143: Decade Counter/​Latch/​Decoder/​7-segment Driver, 15 mA Constant Current
 +    * 74144: Decade Counter/​Latch/​Decoder/​7-segment Driver, 15V Open Collector Outputs
 +    * 74145: BCD to Decimal Decoder/​Driver
 +    * 74147: 10-Line to 4-Line Priority Encoder
 +    * 74148: 8-Line to 3-Line Priority Encoder
 +    * 74150: 16-Line to 1-Line Data Selector/​Multiplexer
 +    * 74151: 8-Line to 1-Line Data Selector/​Multiplexer
 +    * 74152: 8-Line to 1-Line Data Selector/​Multiplexer
 +    * 74153: Dual 4-Line to 1-Line Data Selector/​Multiplexer
 +    * 74154: 4-Line to 16-Line Decoder/​Demultiplexer
 +    * 74155: Dual 2-Line to 4-Line Decoder/​Demultiplexer
 +    * 74156: Dual 2-Line to 4-Line Decoder/​Demultiplexer with Open Collector Outputs
 +    * 74157: Quad 2-Line to 1-Line Data Selector/​Multiplexer,​ Noninverting
 +    * 74158: Quad 2-Line to 1-Line Data Selector/​Multiplexer,​ Inverting
 +    * 74159: 4-Line to 16-Line Decoder/​Demultiplexer with Open Collector Outputs
 +    * 74160: Synchronous 4-bit Decade Counter with Asynchronous Clear
 +    * 74161: Synchronous 4-bit Binary Counter with Asynchronous Clear
 +    * 74162: Synchronous 4-bit Decade Counter with Synchronous Clear
 +    * 74163: Synchronous 4-bit Binary Counter with Synchronous Clear
 +    * 74164: 8-bit Parallel-Out Serial Shift Register with Asynchronous Clear
 +    * 74165: 8-bit Serial Shift Register, Parallel Load, Complementary Outputs
 +    * 74166: 8-bit Shift Register
 +    * 74167: Synchronous Decade Rate Multiplier
 +    * 74168: Synchronous 4-Bit Up/Down Decade Counter
 +    * 74169: Synchronous 4-Bit Up/Down Binary Counter
 +    * 74170: 4 by 4 Register File with Open Collector Outputs
 +    * 74172: 16-Bit Multiple Port Register File with Three-State Outputs
 +    * 74173: Quad D Flip-Flop with Three-State Outputs
 +    * 74174: Hex D Flip-Flop with Common Clear
 +    * 74175: Quad D Edge-Triggered Flip-Flop with Complementary Outputs and Asynchronous Clear
 +    * 74176: Presettable Decade (Bi-Quinary) Counter/​Latch
 +    * 74177: Presettable Binary Counter/​Latch
 +    * 74178: 4-bit Parallel-Access Shift Register
 +    * 74179: 4-bit Parallel-Access Shift Register with Asynchronous Clear and Complementary Qd Outputs
 +    * 74180: 9-bit Odd/Even Parity Generator and Checker
 +    * 74181: 4-bit Arithmetic Logic Unit and Function Generator
 +    * 74182: Lookahead Carry Generator
 +    * 74183: Dual Carry-Save Full Adder
 +    * 74184: BCD to Binary Converter
 +    * 74185: Binary to BCD Converter
 +    * 74186: 512-bit (64x8) Read Only Memory with Open Collector Outputs
 +    * 74187: 1024-bit (256x4) Read Only Memory with Open Collector Outputs
 +    * 74188: 256-bit (32x8) Programmable Read Only Memory with Open Collector Outputs
 +    * 74189: 64-bit (16x4) RAM with Inverting Three-State Outputs
 +    * 74190: Synchronous Up/Down Decade Counter
 +    * 74191: Synchronous Up/Down Binary Counter
 +    * 74192: Synchronous Up/Down Decade Counter with Clear
 +    * 74193: Synchronous Up/Down Binary Counter with Clear
 +    * 74194: 4-bit Bidirectional Universal Shift Register
 +    * 74195: 4-bit Parallel-Access Shift Register
 +    * 74196: Presettable Decade Counter/​Latch
 +    * 74197: Presettable Binary Counter/​Latch
 +    * 74198: 8-bit Bidirectional Universal Shift Register
 +    * 74199: 8-bit Bidirectional Universal Shift Register with J-Not-K Serial Inputs
 +    * 74200: 256-bit RAM with Three-State Outputs
 +    * 74201: 256-bit (256x1) RAM with Three-State Outputs
 +    * 74206: 256-bit RAM with Open Collector Outputs
 +    * 74209: 1024-bit (1024x1) RAM with Three-State Output
 +    * 74210: Octal Buffer
 +    * 74219: 64-bit (16x4) Random Access Memory with Noninverting Three-State Outputs
 +    * 74221: Dual Monostable Multivibrator with Schmitt Trigger Input
 +    * 74224: 16 by 4 Synchronous FIFO Memory with Three-State Outputs
 +    * 74225: Asynchronous 16x5 FIFO Memory
 +    * 74226: 4-bit Parallel Latched Bus Transceiver with Three-State Outputs
 +    * 74232: Quad NOR Schmitt Trigger
 +    * 74237: 1-of-8 Decoder/​Demultiplexer with Address Latch, Active High Outputs
 +    * 74238: 1-of-8 Decoder/​Demultiplexer,​ Active High Outputs
 +    * 74239: Dual 2-of-4 Decoder/​Demultiplexer,​ Active High Outputs
 +    * 74240: Octal Buffer with Inverted Three-State Outputs
 +    * 74241: Octal Buffer with Noninverted Three-State Outputs
 +    * 74242: Quad Bus Transceiver with Inverted Three-State Outputs
 +    * 74243: Quad Bus Transceiver with Noninverted Three-State Outputs
 +    * 74244: Octal Buffer with Noninverted Three-State Outputs
 +    * 74245: Octal Bus Transceiver with Noninverted Three-State Outputs
 +    * 74246: BCD to 7-segment Decoder/​Driver with 30V Open Collector Outputs
 +    * 74247: BCD to 7-segment Decoder/​Driver with 15V Open Collector Outputs
 +    * 74248: BCD to 7-segment Decoder/​Driver with Internal Pull-up Outputs
 +    * 74249: BCD to 7-segment Decoder/​Driver with Open Collector Outputs
 +    * 74251: 8-line to 1-line Data Selector/​Multiplexer with Three-State Outputs
 +    * 74253: Dual 4-line to 1-line Data Selector/​Multiplexer with Three-State Outputs
 +    * 74255: Dual 4-bit Addressable Latch
 +    * 74256: Dual 4-bit Addressable Latch
 +    * 74257: Quad 2-line to 1-line Data Selector/​Multiplexer with Noninverted Three-State Outputs
 +    * 74258: Quad 2-line to 1-line Data Selector/​Multiplexer with Inverted Three-State Outputs
 +    * 74259: 8-bit Addressable Latch
 +    * 74260: Dual 5-Input NOR Gate
 +    * 74261: 2-bit by 4-bit Parallel Binary Multiplier
 +    * 74265: Quad Complementary Output Elements
 +    * 74266: Quad 2-Input Exclusive-NOR Gate with Open Collector Outputs
 +    * 74270: 2048-bit (512x4) Read Only Memory with Open Collector Outputs
 +    * 74271: 2048-bit (256x8) Read Only Memory with Open Collector Outputs
 +    * 74273: 8-bit Register with Reset
 +    * 74274: 4-bit by 4-bit Binary Multiplier
 +    * 74275: 7-bit Slice Wallace Tree
 +    * 74276: Quad J-Not-K Edge-Triggered Flip-Flops with Separate Clocks, Common Preset and Clear
 +    * 74278: 4-bit Cascadeable Priority Registers with Latched Data Inputs
 +    * 74279: Quad Set-Reset Latches
 +    * 74280: 9-bit Odd/Even Parity Generator/​Checker
 +    * 74281: 4-bit Parallel Binary Accumulator
 +    * 74283: 4-bit Binary Full Adder
 +    * 74284: 4-bit by 4-bit Parallel Binary Multiplier (low order 4 bits of product)
 +    * 74285: 4-bit by 4-bit Parallel Binary Multiplier (high order 4 bits of product)
 +    * 74287: 1024-bit (256x4) Programmable Read Only Memory with Three-State Outputs
 +    * 74288: 256-bit (32x8) Programmable Read Only Memory with Three-State Outputs
 +    * 74289: 64-bit (16x4) RAM with Open Collector Outputs
 +    * 74290: Decade Counter (separate divide-by-2 and divide-by-5 sections)
 +    * 74291: 4-bit Universal Shift Register, Binary Up/Down Counter, Synchronous
 +    * 74292: Programmable Frequency Divider/​Digital Timer
 +    * 74293: 4-bit Binary Counter (separate divide-by-2 and divide-by-8 sections)
 +    * 74294: Programmable Frequency Divider/​Digital Timer
 +    * 74295: 4-Bit Bidirectional Register with Three-State Outputs
 +    * 74297: Digital Phase-Locked-Loop Filter
 +    * 74298: Quad 2-Input Multiplexer with Storage
 +    * 74299: 8-Bit Bidirectional Universal Shift/​Storage Register with Three-State Outputs
 +    * 74301: 256-bit (256x1) RAM with Open Collector Output
 +    * 74309: 1024-bit (1024x1) RAM with Open Collector Output
 +    * 74310: Octal Buffer with Schmitt Trigger Inputs
 +    * 74314: 1024-bit RAM
 +    * 74322: 8-bit Shift Register with Sign Extend, Three-State Outputs
 +    * 74323: 8-bit Bidirectional Universal Shift/​Storage Register with Three-State Outputs
 +    * 74324: Voltage Controlled Oscillator (or Crystal Controlled)
 +    * 74340: Octal Buffer with Schmitt Trigger Inputs and Three-State Inverted Outputs
 +    * 74341: Octal Buffer with Schmitt Trigger Inputs and Three-State Noninverted Outputs
 +    * 74344: Octal Buffer with Schmitt Trigger Inputs and Three-State Noninverted Outputs
 +    * 74348: 8 to 3-line Priority Encoder with Three-State Outputs
 +    * 74350: 4-bit Shifter with Three-State Outputs
 +    * 74351: Dual 8-line to 1-line Data Selectors/​Multiplexers with Three-State Outputs and 4 Common Data Inputs
 +    * 74352: Dual 4-line to 1-line Data Selectors/​Multiplexers with Inverting Outputs
 +    * 74353: Dual 4-line to 1-line Data Selectors/​Multiplexers with Inverting Three-State Outputs
 +    * 74354: 8 to 1-line Data Selector/​Multiplexer with Transparent Latch, Three-State Outputs
 +    * 74356: 8 to 1-line Data Selector/​Multiplexer with Edge-Triggered Register, Three-State Outputs
 +    * 74362: Four-Phase Clock Generator/​Driver (aka TIM9904)
 +    * 74365: Hex Buffer with Noninverted Three-State Outputs
 +    * 74366: Hex Buffer with Inverted Three-State Outputs
 +    * 74367: Hex Buffer with Noninverted Three-State Outputs
 +    * 74368: Hex Buffer with Inverted Three-State Outputs
 +    * 74370: 2048-bit (512x4) Read Only Memory with Three-State Outputs
 +    * 74371: 2048-bit (256x8) Read Only Memory with Three-State Outputs
 +    * 74373: Octal Transparent Latch with Three-State Outputs
 +    * 74374: Octal Register with Three-State Outputs
 +    * 74375: Quad Bistable Latch
 +    * 74376: Quad J-Not-K Flip-Flops with Common Clock and Common Clear
 +    * 74377: 8-bit Register with Clock Enable
 +    * 74378: 6-bit Register with Clock Enable
 +    * 74379: 4-bit Register with Clock Enable and Complementary Outputs
 +    * 74380: 8-bit Multifunction Register
 +    * 74381: 4-bit Arithmetic Logic Unit/​Function Generator with Generate and Propagate Outputs
 +    * 74382: 4-bit Arithmetic Logic Unit/​Function Generator with Ripple Carry and Overflow Outputs
 +    * 74385: Quad 4-bit Adder/​Subtractor
 +    * 74386: Quad 2-Input Exclusive-OR Gate
 +    * 74387: 1024-bit (256x4) Programmable Read Only Memory with Open Collector Outputs
 +    * 74390: Dual 4-bit Decade Counter
 +    * 74393: Dual 4-bit Binary Counter
 +    * 74395: 4-bit Universal Shift Registers with Three-State Outputs
 +    * 74398: Quad 2-input Multiplexers with Storage and Complementary Outputs
 +    * 74399: Quad 2-input Multiplexer with Storage
 +    * 74408: 8-bit Parity Tree
 +    * 74412: Multi-Mode Buffered 8-bit Latches with Three-State Outputs and Clear (74S412 is equivalent to Intel 8212, TI TIM8212)
 +    * 74423: Dual Retriggerable Monostable Multivibrator
 +    * 74424: Two-Phase Clock Generator/​Driver (74LS424 is equivalent to Intel 8224, TI TIM8224)
 +    * 74425: Quad Gates with Three-State Outputs and Active Low Enables
 +    * 74426: Quad Gates with Three-State Outputs and Active High Enables
 +    * 74428: System Controller for 8080A (74S428 is equivalent to Intel 8228, TI TIM8228)
 +    * 74438: System Controller for 8080A (74S438 is equivalent to Intel 8238, TI TIM8238)
 +    * 74440: Quad Tridirectional Bus Transceiver with Noninverted Open Collector Outputs
 +    * 74441: Quad Tridirectional Bus Transceiver with Inverted Open Collector Outputs
 +    * 74442: Quad Tridirectional Bus Transceiver with Noninverted Three-State Outputs
 +    * 74443: Quad Tridirectional Bus Transceiver with Inverted Three-State Outputs
 +    * 74444: Quad Tridirectional Bus Transceiver with Inverted and Noninverted Three-State Outputs
 +    * 74448: Quad Tridirectional Bus Transceiver with Inverted and Noninverted Open Collector Outputs
 +    * 74450: 16-to-1 Multiplexer with Complementary Outputs
 +    * 74451: Dual 8-to-1 Multiplexer
 +    * 74452: Dual Decade Counter, Synchronous
 +    * 74453: Dual Binary Counter, Synchronous (Motorola, "​plain"​ TTL)
 +    * 74453: Quad 4-to-1 Multiplexer
 +    * 74454: Dual Decade Up/Down Counter, Synchronous,​ Preset Input
 +    * 74455: Dual Binary Up/Down Counter, Synchronous,​ Preset Input
 +    * 74456: NBCD (Natural Binary Coded Decimal) Adder
 +    * 74460: Bus Transfer Switch
 +    * 74461: 8-bit Presettable Binary Counter with Three-State Outputs
 +    * 74462: Fiber-Optic Link Transmitter
 +    * 74463: Fiber-Optic Link Receiver
 +    * 74465: Octal Buffer with Three-State Outputs
 +    * 74468: Dual MOS-to-TTL Level Converter
 +    * 74470: 2048-bit (256x8) Programmable Read Only Memory with Open Collector Outputs
 +    * 74471: 2048-bit (256x8) Programmable Read Only Memory with Three-State Outputs
 +    * 74472: Programmable Read Only Memory with Open Collector Outputs
 +    * 74473: Programmable Read Only Memory with Three-State Outputs
 +    * 74474: Programmable Read Only Memory with Open Collector Outputs
 +    * 74475: Programmable Read Only Memory with Three-State Outputs
 +    * 74481: 4-bit Slice Processor Elements
 +    * 74482: 4-bit Slice Expandable Control Elements
 +    * 74484: BCD-to-Binary Converter (mask programmed SN74S371 ROM)
 +    * 74485: Binary-to-BCD Converter (mask programmed SN74S371 ROM)
 +    * 74490: Dual Decade Counter
 +    * 74491: 10-bit Binary Up/Down Counter with Limited Preset and Three-State Outputs
 +    * 74498: 8-bit Bidirectional Shift Register with Parallel Inputs and Three-State Outputs
 +    * 74508: 8-bit Multiplier/​Divider
 +    * 74521: 8-bit Comparator
 +    * 74531: Octal Transparent Latch with 32 mA Three-State Outputs
 +    * 74532: Octal Register with 32 mA Three-State Outputs
 +    * 74533: Octal Transparent Latch with Inverting Three-State Outputs
 +    * 74534: Octal Register with Inverting Three-State Outputs
 +    * 74535: Octal Transparent Latch with Inverting Three-State Outputs
 +    * 74536: Octal Register with Inverting 32 mA Three-State Outputs
 +    * 74537: BCD to Decimal Decoder with Three-State Outputs
 +    * 74538: 1 of 8 Decoder with Three-State Outputs
 +    * 74539: Dual 1 of 4 Decoder with Three-State Outputs
 +    * 74540: Octal Buffer with Three-State Outputs
 +    * 74541: Octal Buffer with Three-State Outputs
 +    * 74560: 4-bit Decade Counter with Three-State Outputs
 +    * 74561: 4-bit Binary Counter with Three-State Outputs
 +    * 74563: 8-bit D-Type Transparent Latch with Inverting Three-State Outputs
 +    * 74564: 8-bit D-Type Edge-Triggered Register with Inverting Three-State Outputs
 +    * 74568: Decade Up/Down Counter with Three-State Outputs
 +    * 74569: Binary Up/Down Counter with Three-State Outputs
 +    * 74573: Octal D-Type Transparent Latch with Three-State Outputs
 +    * 74574: Octal D-Type Edge-Triggered Flip-Flop with Three-State Outputs
 +    * 74575: Octal D-Type Flip-Flop with Synchronous Clear, Three-State Outputs
 +    * 74576: Octal D-Type Flip-Flop with Inverting Three-State Outputs
 +    * 74577: Octal D-Type Flip-Flop with Synchronous Clear, Inverting Three-State Outputs
 +    * 74580: Octal Transceiver/​Latch with Inverting Three-State Outputs
 +    * 74589: 8-bit Shift Register with Input Latch, Three-State Outputs
 +    * 74590: 8-Bit Binary Counter with Output Registers and Three-State Outputs
 +    * 74592: 8-Bit Binary Counter with Input Registers
 +    * 74593: 8-Bit Binary Counter with Input Registers and Three-State Outputs
 +    * 74594: Serial-in Shift Register with Output Latches
 +    * 74595: Serial-in Shift Register with Output Registers
 +    * 74596: Serial-in Shift Register with Output Registers and Open Collector Outputs
 +    * 74597: Serial-out Shift Register with Input Latches
 +    * 74598: Shift Register with Input Latches
 +    * 74600: Dynamic Memory Refresh Controller, Transparent and Burst Modes, for 4K or 16K DRAMs (74LS600 is equivalent to TI TIM99600)
 +    * 74601: Dynamic Memory Refresh Controller, Transparent and Burst Modes, for 64K DRAMs (74LS601 is equivalent to TI TIM99601)
 +    * 74602: Dynamic Memory Refresh Controller, Cycle Steal and Burst Modes, for 4K or 16K DRAMs (74LS602 is equivalent to TI TIM99602)
 +    * 74603: Dynamic Memory Refresh Controller, Cycle Steal and Burst Modes, for 64K DRAMs (74LS603 is equivalent to TI TIM99603)
 +    * 74604: Octal 2-input Multiplexer with Latch, High-Speed, with Three-State Outputs (74LS604 is equivalent to TI TIM99604)
 +    * 74605: Octal 2-input Multiplexer with Latch, High-Speed, with Open Collector Outputs (74LS605 is equivalent to TI TIM99605)
 +    * 74606: Octal 2-input Multiplexer with Latch, Glitch-Free,​ with Three-State Outputs (74LS606 is equivalent to TI TIM99606)
 +    * 74607: Octal 2-input Multiplexer with Latch, Glitch-Free,​ with Open Collector Outputs (74LS607 is equivalent to TI TIM99607)
 +    * 74608: Memory Cycle Controller (74LS608 is equivalent to TI TIM99608)
 +    * 74610: Memory Mapper, Latched, Three-State Outputs (74LS610 is equivalent to TI TIM99610)
 +    * 74611: Memory Mapper, Latched, Open Collector Outputs (74LS611 is equivalent to TI TIM99611)
 +    * 74612: Memory Mapper, Three-State Outputs (74LS612 is equivalent to TI TIM99612)
 +    * 74613: Memory Mapper, Open Collector Outputs (74LS613 is equivalent to TI TIM99613)
 +    * 74620: Octal Bus Transceiver,​ Inverting, Three-State Outputs
 +    * 74621: Octal Bus Transceiver,​ Noninverting,​ Open Collector Outputs
 +    * 74622: Octal Bus Transceiver,​ Inverting, Open Collector Outputs
 +    * 74623: Octal Bus Transceiver,​ Noninverting,​ Three-State Outputs
 +    * 74624: Voltage-Controlled Oscillator with Enable Control, Range Control, Two-Phase Outputs
 +    * 74625: Dual Voltage-Controlled Oscillator with Two-Phase Outputs
 +    * 74626: Dual Voltage-Controlled Oscillator with Enable Control, Two-Phase Outputs
 +    * 74627: Dual Voltage-Controlled Oscillator
 +    * 74628: Voltage-Controlled Oscillator with Enable Control, Range Control, External Temperature Compensation,​ and Two-Phase Outputs
 +    * 74629: Dual Voltage-Controlled Oscillator with Enable Control, Range Control
 +    * 74630: 16-bit Error Detection and Correction (EDAC) with Three-State Outputs
 +    * 74631: 16-bit Error Detection and Correction (EDAC) with Open Collector Outputs
 +    * 74632: 32-bit Error Detection and Correction (EDAC)
 +    * 74638: Octal Bus Transceiver with Inverting Three-State Outputs
 +    * 74639: Octal Bus Transceiver with Noninverting Three-State Outputs
 +    * 74640: Octal Bus Transceiver with Inverting Three-State Outputs
 +    * 74641: Octal Bus Transceiver with Noninverting Open Collector Outputs
 +    * 74642: Octal Bus Transceiver with Inverting Open Collector Outputs
 +    * 74643: Octal Bus Transceiver with Mix of Inverting and Noninverting Three-State Outputs
 +    * 74644: Octal Bus Transceiver with Mix of Inverting and Noninverting Open Collector Outputs
 +    * 74645: Octal Bus Transceiver
 +    * 74646: Octal Bus Transceiver/​Latch/​Multiplexer with Noninverting Three-State Outputs
 +    * 74647: Octal Bus Transceiver/​Latch/​Multiplexer with Noninverting Open Collector Outputs
 +    * 74648: Octal Bus Transceiver/​Latch/​Multiplexer with Inverting Three-State Outputs
 +    * 74649: Octal Bus Transceiver/​Latch/​Multiplexer with Inverting Open Collector Outputs
 +    * 74651: Octal Bus Transcevier/​Register with Inverting Three-State Outputs
 +    * 74652: Octal Bus Transcevier/​Register with Noninverting Three-State Outputs
 +    * 74653: Octal Bus Transcevier/​Register with Inverting Three-State and Open Collector Outputs
 +    * 74654: Octal Bus Transcevier/​Register with Noninverting Three-State and Open Collector Outputs
 +    * 74658: Octal Bus Transceiver with Parity, Inverting
 +    * 74659: Octal Bus Transceiver with Parity, Noninverting
 +    * 74664: Octal Bus Transcevier with Parity, Inverting
 +    * 74665: Octal Bus Transcevier with Parity, Noninverting
 +    * 74668: Synchronous 4-bit Decade Up/Down Counter
 +    * 74669: Synchronous 4-bit Binary Up/Down Counter
 +    * 74670: 4 by 4 Register File with Three-State Outputs
 +    * 74671: 4-bit Bidirectional Shift Register/​Latch/​Multiplexer with Three-State Outputs
 +    * 74672: 4-bit Bidirectional Shift Register/​Latch/​Multiplexer with Three-State Outputs
 +    * 74673: 16-bit Serial-in Serial-Out Shift Register with Output Storage Registers, Three-State Outputs
 +    * 74674: 16-bit Parallel-in Serial-out Shift Registers with Three-State Outputs
 +    * 74677: 16-bit Address Comparator with Enable
 +    * 74678: 16-bit Address Comparator with Latch
 +    * 74679: 12-bit Address Comparator with Latch
 +    * 74680: 12-bit Address Comparator with Enable
 +    * 74681: 4-bit Parallel Binary Accumulator
 +    * 74682: 8-bit Magnitude Comparator
 +    * 74683: 8-bit Magnitude Comparator with Open Collector Outputs
 +    * 74684: 8-bit Magnitude Comparator
 +    * 74685: 8-bit Magnitude Comparator with Open Collector Outputs
 +    * 74686: 8-bit Magnitude Comparator with Enable
 +    * 74687: 8-bit Magnitude Comparator with Enable
 +    * 74688: 8-bit Magnitude Comparator
 +    * 74689: 8-bit Magnitude Comparator with Open Collector Outputs
 +    * 74690: 4-bit Decimal Counter/​Latch/​Multiplexer with Asynchronous Reset, Three-State Outputs
 +    * 74691: 4-bit Binary Counter/​Latch/​Multiplexer with Asynchronous Reset, Three-State Outputs
 +    * 74692: 4-bit Decimal Counter/​Latch/​Multiplexer with Synchronous Reset, Three-State Outputs
 +    * 74693: 4-bit Binary Counter/​Latch/​Multiplexer with Synchronous Reset, Three-State Outputs
 +    * 74694: 4-bit Decimal Counter/​Latch/​Multiplexer with Synchronous and Asynchronous Resets, Three-State Outputs
 +    * 74695: 4-bit Binary Counter/​Latch/​Multiplexer with Synchronous and Asynchronous Resets, Three-State Outputs
 +    * 74696: 4-bit Decimal Counter/​Register/​Multiplexer with Asynchronous Reset, Three-State Outputs
 +    * 74697: 4-bit Binary Counter/​Register/​Multiplexer with Asynchronous Reset, Three-State Outputs
 +    * 74698: 4-bit Decimal Counter/​Register/​Multiplexer with Synchronous Reset, Three-State Outputs
 +    * 74699: 4-bit Binary Counter/​Register/​Multiplexer with Synchronous Reset, Three-State Outputs
 +    * 74716: Programmable Decade Counter (74LS716 is equivalent to Motorola MC4016)
 +    * 74718: Programmable Binary Counter (74LS718 is equivalent to Motorola MC4018)
 +    * 74724: Voltage Controlled Multivibrator
 +    * 74740: Octal Buffer/Line Driver, Inverting, Three-State Outputs
 +    * 74741: Octal Buffer/Line Driver, Noninverting,​ Three-State Outputs, Mixed enable polarity
 +    * 74744: Octal Buffer/Line Driver, Noninverting,​ Three-State Outputs
 +    * 74748: 8 to 3-line priority encoder
 +    * 74783: Synchronous Address Multiplexer (74LS783 is equivalent to Motorola MC6883)
 +    * 74790: Error Detection and Correction (EDAC)
 +    * 74795: Octal Buffer with Three-State Outputs (74LS795 is equivalent to 81LS95)
 +    * 74796: Octal Buffer with Three-State Outputs (74LS796 is equivalent to 81LS96)
 +    * 74797: Octal Buffer with Three-State Outputs (74LS797 is equivalent to 81LS97)
 +    * 74798: Octal Buffer with Three-State Outputs (74LS798 is equivalent to 81LS98)
 +    * 74804: Hex 2-input NAND Drivers
 +    * 74805: Hex 2-input NOR Drivers
 +    * 74808: Hex 2-input AND Drivers
 +    * 74832: Hex 2-input OR Drivers
 +    * 74848: 8 to 3-line Priority Encoder with Three-State Outputs
 +    * 74873: Octal Transparent Latch
 +    * 74874: Octal D-Type Flip-Flop
 +    * 74876: Octal D-Type Flip-Flop with Inverting Outputs
 +    * 74878: Dual 4-bit D-Type Flip-Flop with Synchronous Clear, Noninverting Three-State Outputs
 +    * 74879: Dual 4-bit D-Type Flip-Flop with Synchronous Clear, Inverting Three-State Outputs
 +    * 74880: Octal Transparent Latch with Inverting Outputs
 +    * 74881: 4-bit Arithmetic/​Logic Unit/​Function Generator
 +    * 74882: 32-bit Lookahead Carry Generator
 +    * 742960: Error Detection and Correction (EDAC) (74F2960 is equivalent to AMD Am2960)
 +    * 742961: EDAC Bus Buffer, Inverting
 +    * 742962: EDAC Bus Buffer, Noninverting
 +    * 742968: Dynamic Memory Controller
 +    * 742969: Memory Timing Controller for use with EDAC
 +    * 742970: Memory Timing Controller for use without EDAC
 +    * 744538: Dual Precision Monostable Multivibrator (Retriggerable,​ Resettable)