| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 54AC191F |  208Kb/10P | Up/Down Counter with Preset and Ripple Clock |
 National Semiconductor ... | 54AC191D |  208Kb/ 10P | Up/Down Counter with Preset and Ripple Clock |
| 54AC191L |  208Kb/ 10P | Up/Down Counter with Preset and Ripple Clock |
| 54AC191 |  208Kb/ 10P | Up/Down Counter with Preset and Ripple Clock |
| 54AC10 |  110Kb/ 6P | Triple 3-Input NAND Gate |
| 54AC109 |  167Kb/ 8P | Dual JK Positive Edge-Triggered Flip-Flop |
| 54AC109D |  167Kb/ 8P | Dual JK Positive Edge-Triggered Flip-Flop |
| 54AC109F |  167Kb/ 8P | Dual JK Positive Edge-Triggered Flip-Flop |
| 54AC109L |  167Kb/ 8P | Dual JK Positive Edge-Triggered Flip-Flop |
| 54AC10D |  110Kb/ 6P | Triple 3-Input NAND Gate |
| 54AC10F |  110Kb/ 6P | Triple 3-Input NAND Gate |
| 54AC10L |  110Kb/ 6P | Triple 3-Input NAND Gate |
| 54AC11 |  110Kb/ 6P | Triple 3-Input AND Gate |