The DM74LS191N is a 16-bit binary counter with a commercial temperature grade and a supply voltage range of 4.75 to 5.25V. It is available in a 16-pin DIP package with a width of 7.62mm and a length of 21.755mm. The counter has a propagation delay of 36ns and a maximum frequency of 20MHz. It can operate at temperatures from 0 to 70°C and has a maximum power supply current of 35mA.
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Technical Specifications
National Semiconductor DM74LS191N technical specifications.
General
| Max Operating Temperature | 70 |
| Number of Terminals | 16 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T16 |
| Width | 7.62 |
| Length | 21.755 |
| Number of Functions | 1 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.25 |
| Supply Voltage-Min (Vsup) | 4.75 |
| Logic IC Type | BINARY COUNTER |
| Family | LS |
| Propagation Delay (tpd) | 36 |
| Number of Bits | 4 |
| Max I(ol) | 0.008 |
| Load Capacitance | 15 |
| Power Supply Current-Max (ICC) | 35 |
| Count Direction | BIDIRECTIONAL |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 20 |
| Max Frequency@Nom-Sup | 20000000 |
Compliance
| RoHS | No |
| HTS Code | 8542.39.00.01 |
| REACH | unknown |
| Military Spec | False |
Datasheet
National Semiconductor DM74LS191N Datasheet
Download the complete datasheet for National Semiconductor DM74LS191N to view detailed technical specifications.
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