| Manufacturer | Part Number | Description |
|---|---|---|
RCA Solid State |
74ACT193 | Presettable Synchronous 4-Bit Binary Up/Down Counter |
KODENSHI (Kodenshi AUK Group) |
KK74ACT193 | Presettable 4-Bit Binary UP/DOWN Counter High-Speed Silicon-Gate CMOS |
Harris |
74ACT193 | Presettable Synchronous 4-Bit Binary Up/Down Counter |
| IN74ACT193 | 4-Bit Synchronous Binary Up/Down Counter |