The CY74FCT191A is a 4-bit synchronous counter fabricated using CMOS technology. It operates from a single 5V supply and is capable of withstanding temperatures up to 85°C. The device is packaged in a 14-pin SOIC package and is lead free. The counter features a propagation delay of 13ns and is RoHS compliant.
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| Package/Case | SOIC |
| Clock Edge Trigger Type | Positive Edge |
| Contact Plating | Gold |
| Direction | Bidirectional |
| Lead Free | Lead Free |
| Logic Function | Counter |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 4.75V |
| Mount | Surface Mount |
| Number of Bits | 4 |
| Number of Bits per Element | 4 |
| Number of Elements | 1 |
| Operating Supply Voltage | 5V |
| Package Quantity | 40 |
| Packaging | Rail/Tube |
| Propagation Delay | 13ns |
| RoHS Compliant | Yes |
| Series | 74FCT |
| Sync/Async | Synchronous |
| Technology | CMOS |
| Weight | 0.014829oz |
| RoHS | Compliant |
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