Synchronous, positive edge-triggered 4-bit bidirectional binary counter. Features load/preset input and operates at a maximum frequency of 20MHz. This through-hole component is housed in a 16-pin plastic DIP package with a 2.54mm terminal pitch. It requires a 5V power supply and has a maximum supply current of 35mA.
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Technical Specifications
Renesas HD74LS191P technical specifications.
General
| Clock Edge Trigger Type | Positive Edge |
| Count Direction | Bidirectional |
| fmax-Min | 20MHz |
| Height - Seated (Max) | 5.06mm |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e0 |
| Length | 19.2mm |
| Load/Preset Input | Yes |
| Logic IC Type | BINARY COUNTER |
| Max Frequency@Nom-Sup | 20MHz |
| Max I(ol) | 8A |
| Max Operating Temperature | 75°C |
| Min Operating Temperature | -20°C |
| Mode of Operation | SYNCHRONOUS |
| Number of Bits | 4 |
| Number of Functions | 1 |
| Package Body Material | Plastic |
| Package Code | DIP |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | Rectangular |
| Package Style | IN-LINEMeter |
| Power Supplies | 5V |
| Power Supply Current-Max (ICC) | 35mA |
| Propagation Delay (tpd) | 36ns |
| Qualification Status | Not Qualified |
| RoHS Compliant | No |
| Supply Voltage-Max (Vsup) | 5.25V |
| Supply Voltage-Min (Vsup) | 4.75V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | No |
| Technology | TTL |
| Temperature Grade | COMMERCIAL EXTENDED |
| Terminal Finish | Tin |
| Terminal Form | Through Hole |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Width | 7.62mm |
Compliance
| RoHS | Not Compliant |
Datasheet
Renesas HD74LS191P Datasheet
Download the complete datasheet for Renesas HD74LS191P to view detailed technical specifications.
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