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| # | Part: | Description: | Manuf. | Package | Pins | T°min | T°max | PDF size |
| 1. |  MC74AC190D | Up,down counter with preset and ripple clock | Motorola, Inc | MOTOROLA | - | - | - | 220 Kb |
| 2. | MC74AC190N | Up,down counter with preset and ripple clock | Motorola, Inc | MOTOROLA | - | - | - | 220 Kb |
| 3. | 74AC191 | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 4. | CD74AC191 | Presettable Synchronous 4-Bit Binary Up/Down Counter | Texas Instruments | TI | - | - | - | 61 Kb |
| 5. | 74AC191CW | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 6. | CD74AC191E | Presettable Synchronous 4-Bit Binary Up/Down Counter | Texas Instruments | TI | - | - | - | 61 Kb |
| 7. | CD74AC191M | Presettable Synchronous 4-Bit Binary Up/Down Counter | Texas Instruments | TI | - | - | - | 61 Kb |
| 8. | 74AC191MTC | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 9. | 74AC191MTCX | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 10. | 74AC191PC | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 11. | 74AC191SC | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 12. | 74AC191SCX | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 13. | 74AC191SJ | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 14. | 74AC191SJX | Up/Down Counter with Preset and Ripple Clock | Fairchild Semiconductor | FAIRCHILD | - | - | - | 122 Kb |
| 15. | IN74AC192 | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | IK Semicon Co., Ltd | IKSEMICON | - | - | - | 332 Kb |
| 16. | KK74AC192 | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | KODENSHI KOREA CORP. | KODENSHI | - | - | - | 424 Kb |
| 17. | IN74AC192D | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | IK Semicon Co., Ltd | IKSEMICON | - | - | - | 332 Kb |
| 18. | KK74AC192D | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | KODENSHI KOREA CORP. | KODENSHI | - | - | - | 424 Kb |
| 19. | IN74AC192N | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | IK Semicon Co., Ltd | IKSEMICON | - | - | - | 332 Kb |
| 20. | KK74AC192N | Presettable BCD/Decade UP/DOWN Counter High-Speed Silicon-Gate CMOS | KODENSHI KOREA CORP. | KODENSHI | - | - | - | 424 Kb |
