| 型號 | 廠商 | 描述 |
| 74ls122 2 3 4 5 6 7 |
Texas Instruments, Inc. | RETRIGGERABLE MONOSTABLE MULTIVIBRATORS |
| 74ls123 2 3 4 5 6 7 8 9 10 11 12 |
Texas Instruments, Inc. | RETRIGGERABLE MONOSTABLE MULTIVIBRATORS |
| 74ls124 2 3 4 5 6 7 8 9 10 |
Texas Instruments, Inc. | VOLTAGE-CONTROLLED OSCILLATORS |
| 74ls629 2 3 4 5 6 7 8 9 10 |
Texas Instruments, Inc. | VOLTAGE-CONTROLLED OSCILLATORS |
| 74ls624 2 3 4 5 6 7 8 9 10 |
Texas Instruments, Inc. | VOLTAGE-CONTROLLED OSCILLATORS |
| 74ls628 2 3 4 5 6 7 8 9 10 |
Texas Instruments, Inc. | VOLTAGE-CONTROLLED OSCILLATORS |
| 74ls125 2 3 4 5 |
Hitachi,Ltd. | Quadriple Bus Buffer Gates(with three-state outputs) |
| 74ls125 2 3 4 5 |
Texas Instruments, Inc. | QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS |
| 74ls125a 2 3 4 5 |
Texas Instruments, Inc. | QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS |
| 74ls125 2 3 4 5 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls125 2 3 4 5 |
Motorola, Inc. | QUAD 3-STATE BUFFERS |
| 74ls125 2 3 4 5 |
Fairchild Semiconductor Corporation | Quad 3-STATE Buffer |
| 74ls126 2 3 4 5 6 |
Hitachi,Ltd. | Quadruple Bus Buffer Gates |
| 74ls126 2 3 4 5 6 |
Texas Instruments, Inc. | QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS |
| 74ls126 2 3 4 5 6 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls126 2 3 4 5 6 |
Motorola, Inc. | QUAD 3-STATE BUFFERS |
| 74ls126 2 3 4 5 6 |
Fairchild Semiconductor Corporation | Quad 3-STATE Buffer |
| 74ls12 2 3 4 5 6 7 |
Hitachi,Ltd. | Dual Retriggerable Monostable Multivibrators(with Clear) |
| 74ls12 2 3 4 5 6 7 |
Texas Instruments, Inc. | TRIPLE 3-INPUT POSITIVE-NAND GATES WITH COLLECTOR OUTPUTS |
| 74ls12 2 3 4 5 6 7 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls122 2 3 4 5 6 7 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls12 2 3 4 5 6 7 |
Motorola, Inc. | RETRIGGERABLE MONOSTABLE MULTIVIBRATORS |
| 74ls12 2 3 4 5 6 7 |
Fairchild Semiconductor Corporation | Dual Retriggerable One-Shot with Clear and Complementary Outputs |
| 74ls123 2 3 4 5 6 7 |
Fairchild Semiconductor Corporation | Dual Retriggerable One-Shot with Clear and Complementary Outputs |
| 74ls132 2 3 4 5 |
Hitachi,Ltd. | Quadruple 2-input Positive NAND Schmitt-triggers |
| 74ls132 2 3 4 5 |
Texas Instruments, Inc. | QUADRUPLE 2-INPUT POSITIVE-NAND SCHMITT TRIGGERS |
| 74ls132 2 3 4 5 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls132 2 3 4 5 |
Motorola, Inc. | QUAD 2-INPUT SCHMITT TRIGGER NAND GATE |
| 74ls132 2 3 4 5 |
Fairchild Semiconductor Corporation | Quad 2-Input NAND Gate with Schmitt Trigger Input |
| 74ls136 2 3 4 5 |
Hitachi,Ltd. | Quadruple 2-input Exclusive-OR Gates(with open collector outputs) |
| 74ls136 2 3 4 5 |
Texas Instruments, Inc. | QUADRUPLE 2-INPUT EXCLUSIVE OR GATES WITH OPEN-COLLECTOR OUTPUTS |
| 74ls136 2 3 4 5 |
Fairchild Semiconductor Corporation | Quad 2-Input Exclusive-OR Gate with Open-Collector Outputs |
| 74ls137 2 3 4 5 |
Texas Instruments, Inc. | 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS WITH ADDRESS LATCHES |
| 74ls137 2 3 4 5 |
Motorola, Inc. | 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS WITH ADDRESS LATCHES |
| 74ls139 2 3 4 5 6 |
Hitachi,Ltd. | Dual 2-line-to-4-line Decoders/Demultiplexers |
| 74ls139 2 3 4 5 6 |
Texas Instruments, Inc. | DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS |
| 74ls139 2 3 4 5 6 |
ON SEMICONDUCTOR | LOW POWER SCHOTTKY |
| 74ls139 2 3 4 5 6 |
National Semiconductor Corporation | Decoders/Demultiplexers |
| 74ls139 2 3 4 5 6 |
Motorola, Inc. | DUAL 1-OF-4 DECODER/ DEMULTIPLEXER |
| 74ls139 2 3 4 5 6 |
Fairchild Semiconductor Corporation | Decoder/Demultiplexer |
| 74ls145 2 3 4 5 6 |
Hitachi,Ltd. | BCD-to-Decimal Decoders / Drivers(with 15V outputs) |
| 74ls145 2 3 4 5 6 |
Texas Instruments, Inc. | BCD-TO-DECIMAL DECODERS/DRIVERS |
| 74ls145 2 3 4 5 6 |
ON SEMICONDUCTOR | 1-of-10 Decoder / Drvier Open-Collector |
| 74ls145 2 3 4 5 6 |
Motorola, Inc. | 1-OF-10 DECODER/DRIVER OPEN-COLLECTOR |
| 74ls147 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 |
Texas Instruments, Inc. | 10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS |
| 74148 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 |
Texas Instruments, Inc. | 10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS |
| 74ls147 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 |
Motorola, Inc. | 10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS |
| 74ls148 2 3 4 5 6 |
Hitachi,Ltd. | 8-line-to-3-line Octal Priority Encoders |
| 74ls148 2 3 4 5 6 |
Texas Instruments, Inc. | 10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS |
| 74ls148 2 3 4 5 6 |
Motorola, Inc. | 10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS |