The SN74LS191DE4 is a 4-bit synchronous counter from Texas Instruments. It operates at a frequency of 25MHz and has a maximum operating temperature of 70°C. The counter is designed for surface mount applications and is packaged in a 40-pin SOIC package. The device is RoHS compliant and is part of the 74LS series.
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Texas Instruments SN74LS191DE4 technical specifications.
| Package/Case | SOIC |
| Clock Edge Trigger Type | Positive Edge |
| Direction | Bidirectional |
| Frequency | 25MHz |
| Lead Free | Contains Lead |
| Logic Function | Counter |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Mount | Surface Mount |
| Number of Bits | 4 |
| Number of Bits per Element | 4 |
| Number of Elements | 1 |
| Operating Supply Voltage | 5.25V |
| Package Quantity | 40 |
| Packaging | Rail/Tube |
| RoHS Compliant | Yes |
| Series | 74LS |
| Sync/Async | Synchronous |
| Weight | 0.004998oz |
| RoHS | Compliant |
Download the complete datasheet for Texas Instruments SN74LS191DE4 to view detailed technical specifications.
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