| 型號 | 廠商 | 描述 |
| m74hc244f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP20 |
| m74hc240b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDIP20 |
| m74hc241c1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PQCC20 |
| m74hc241hvttr 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| m74hc241hvb1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 |
| m74hc241m1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| m74hc241rm13tr 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| m74hc242f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDIP14 |
| m74hc243b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDIP14 |
| m74hc243m1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO14 |
| m74hc243f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, CDIP14 |
| m74hc242ttr 2 3 4 5 6 7 8 9 10 11 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO14 |
| m74hc243ttr 2 3 4 5 6 7 8 9 10 11 |
STMICROELECTRONICS | HC/UH SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO14 |
| m74hc244-1p 2 3 4 |
HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 | |
| m74hc244b1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 |
| m74hc245-1fp 2 3 4 |
HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 | |
| m74hc245b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 |
| m54hc643f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20 |
| m74hc640c1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PQCC20 |
| m74hc643f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20 |
| m74hc245ttr 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| m74hc245m1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| m74hc251f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, CDIP16 |
| m74hc251b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PDIP16 |
| m74hc251m1r 2 3 4 5 6 7 8 9 10 11 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PDSO16 |
| m74hc257f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16 |
| m74hc257b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16 |
| m54hc257f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16 |
| m74hc257ttr 2 3 4 5 6 7 8 9 10 11 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16 |
| m74hc258c1r 2 3 4 5 6 7 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, PQCC20 |
| m54hc258f1r 2 3 4 5 6 7 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, CDIP16 |
| m74hc259c1r 2 3 4 5 6 7 |
STMICROELECTRONICS | HC/UH SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PQCC20 |
| m74hc259ttr 2 3 4 5 6 7 8 9 10 11 12 13 |
STMICROELECTRONICS | HC/UH SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PDSO16 |
| m74hc292m1r 2 3 4 5 6 7 8 9 10 11 12 |
STMICROELECTRONICS | HC/UH SERIES, PRESCALER, PDSO16 |
| m74hc294c1r 2 3 4 5 6 7 8 9 |
STMICROELECTRONICS | HC/UH SERIES, PRESCALER, PQCC20 |
| m54hc292f1r 2 3 4 5 6 7 8 9 |
STMICROELECTRONICS | HC/UH SERIES, PRESCALER, CDIP16 |
| m74hc299b1n 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDIP20 |
| m74hc299m1 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO20 |
| m54hc299f1 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, CDIP20 |
| m74hc30f1 2 3 4 |
STMICROELECTRONICS | HC/UH SERIES, 8-INPUT NAND GATE, CDIP14 |
| m74hc30m1 2 3 4 |
STMICROELECTRONICS | HC/UH SERIES, 8-INPUT NAND GATE, PDSO14 |
| m74hc30ttr 2 3 4 5 6 7 8 |
STMICROELECTRONICS | HC/UH SERIES, 8-INPUT NAND GATE, PDSO14 |
| m74hc30b1r 2 3 4 5 6 7 8 |
STMICROELECTRONICS | HC/UH SERIES, 8-INPUT NAND GATE, PDIP14 |
| m74hc32f1 2 3 4 |
STMICROELECTRONICS | HC/UH SERIES, QUAD 2-INPUT OR GATE, CDIP14 |
| m74hc352m1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, PDSO16 |
| m74hc352b1r 2 3 4 5 6 7 8 9 10 |
STMICROELECTRONICS | HC/UH SERIES, DUAL 4 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, PDIP16 |
| m74hc356b1n 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PDIP20 |
| m74hc356m1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PDSO20 |
| m74hc356f1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, CDIP20 |
| m74hc356c1 2 3 4 5 6 |
STMICROELECTRONICS | HC/UH SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PQCC20 |