| 型号 | 厂家 | 描述 | 大小 | 页数 | 厂家标志 |
|---|---|---|---|---|---|
| SN74HCT74PWT | TEXAS INSTRUMENTS | DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET | 533 KB | 15 |  |
| SN74LCX574APW | TEXAS INSTRUMENTS | DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET | 533 KB | 15 | |
| SN74LS157NSL | TEXAS INSTRUMENTS | DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET | 533 KB | 15 | |
| SN74LS162N | ON SEMICONDUCTOR | BCD DECADE COUNTERS/ 4-BIT BINARY COUNTERS | 79 KB | 6 |  |
| SN74LS125ANSLE | ON SEMICONDUCTOR | BCD DECADE COUNTERS/ 4-BIT BINARY COUNTERS | 79 KB | 6 | |
| SN74LS132M | ON SEMICONDUCTOR | BCD DECADE COUNTERS/ 4-BIT BINARY COUNTERS | 79 KB | 6 | |
| SN74LS19 | Hitachi Semiconductor | 4-bit Parallel-Access Shift Registers | 98 KB | 7 |  |
| SN74LS195NS | Hitachi Semiconductor | 4-bit Parallel-Access Shift Registers | 98 KB | 7 | |
| SN74LS221NS-EL | Hitachi Semiconductor | 4-bit Parallel-Access Shift Registers | 98 KB | 7 | |
| SN74LS30DT | Hitachi Semiconductor | 4-bit Parallel-Access Shift Registers | 98 KB | 7 | |
| SN74LS628NS | Hitachi Semiconductor | 4-bit Parallel-Access Shift Registers | 98 KB | 7 | |
| SN74LS620N | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS | 284 KB | 8 | |
| SN74LS623DWR | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS | 284 KB | 8 | |
| SN74LS624NS | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS | 284 KB | 8 | |
| SN74LS74ADBLE | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS | 284 KB | 8 | |
| SN74LS652DWR | TEXAS INSTRUMENTS | OCTAL BUS TRANSCEIVERS AND REGISTERS | 457 KB | 12 | |
