| 型号 | 厂家 | 描述 | 大小 | 页数 | 厂家标志 |
|---|---|---|---|---|---|
| SN74HC14PWG4 | TEXAS INSTRUMENTS | HEX SCHMITT-TRIGGER INVERTERS | 665 KB | 17 |  |
| SN74HC14PWRE4 | TEXAS INSTRUMENTS | HEX SCHMITT-TRIGGER INVERTERS | 665 KB | 17 | |
| SN74HC161PWT | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS BINARY COUNTERS | 638 KB | 24 | |
| SN74HC166AIDREP | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS BINARY COUNTERS | 638 KB | 24 | |
| SN74HC174NE4 | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS BINARY COUNTERS | 638 KB | 24 | |
| SN74HC193PWT | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR | 483 KB | 17 | |
| SN74HC191DE4 | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS | 473 KB | 17 | |
| SN74HC191DT | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS | 473 KB | 17 | |
| SN74HC193NSRG4 | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS | 473 KB | 17 | |
| SN74HC193DT | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR | 483 KB | 17 | |
| SN74HC238P | TEXAS INSTRUMENTS | 4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR | 483 KB | 17 | |
| SN74HC20DRG4 | TEXAS INSTRUMENTS | DUAL 4-INPUT POSITIVE-NAND GATES | 521 KB | 16 | |
| SN74HC20J | TEXAS INSTRUMENTS | DUAL 4-INPUT POSITIVE-NAND GATES | 521 KB | 16 | |
| SN74HC241DB | TEXAS INSTRUMENTS | DUAL 4-INPUT POSITIVE-NAND GATES | 521 KB | 16 | |
| SN74HC245N3 | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS | 530 KB | 16 | |
| SN74HC245NSR(LF) | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS | 530 KB | 16 | |
