| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | 74ACT899 |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
 National Semiconductor ... | 74ACT899QCQB |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QCX |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QMQB |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QMX |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
 National Semiconductor ... | 74ACT899QCQB |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QCX |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QMQB |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
| 74ACT899QMX |  214Kb/14P | 9-Bit Latchable Transceiver with Parity Generator/Checker |
 National Semiconductor ... | 74ACT823 |  153Kb/8P | 9-Bit D Flip-Flop |
 National Semiconductor ... | 74ACT823FCQB |  153Kb/8P | 9-Bit D Flip-Flop |
| 74ACT823FCQR |  153Kb/8P | 9-Bit D Flip-Flop |
| 74ACT823FCX |  153Kb/8P | 9-Bit D Flip-Flop |