| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| 74HC191D | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | SOT109 | - | - | - | 108 K |
| 74HC191DB | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | SOT338 | - | - | - | 108 K |
| 74HC191N | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | SOT38 | - | - | - | 108 K |
| 74HC191PW | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | SOT403 | - | - | - | 108 K |
| 74HC191PW | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | SOT403 | - | - | - | 108 K |
| 74HC191U | Presettable synchronous 4-bit binary up/down counter | Philips-Semiconductors | - | - | - | - | 108 K |
| CD74HC191E | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS 4-BIT BINARY UP/DOWN COUNTERS | Texas-Instruments | N | 16 | -55°C | 125°C | 292 K |
| CD74HC191E | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS 4-BIT BINARY UP/DOWN COUNTERS | Texas-Instruments | N | 16 | -55°C | 125°C | 292 K |
| CD74HC191E | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS 4-BIT BINARY UP/DOWN COUNTERS | Texas-Instruments | N | 16 | -55°C | 125°C | 292 K |
| CD74HC191M | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS 4-BIT BINARY UP/DOWN COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 292 K |
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