Texas Instruments CD74HC191M Counters and Dividers
High-speed CMOS logic presettable synchronous 4-bit binary up/down counters feature bidirectional counting and positive edge clock triggering.
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Technical Specifications
Texas Instruments CD74HC191M Counters and Dividers technical specifications.
General
Alternate Parts Comparison (CD74HC191M vs CD74HC4051MM96EP vs CD74HC08QM96Q1 vs CD74HC125QM96G4Q1)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Series | 74HC | -- | -- | -- |
| Mounting Type | Surface Mount | -- | -- | -- |
| Operating Temperature | -55°C ~ 125°C | -- | -- | -- |
| Supply Voltage | 2V ~ 6V | -- | -- | -- |
| Frequency | 35MHz | -- | -- | -- |
| RoHS | Yes | -- | -- | -- |
| Clock Edge Trigger Type | Positive Edge | -- | -- | -- |
| Contact Plating | Gold | -- | -- | -- |
| Direction | Bidirectional | -- | -- | -- |
| Lead Free | Lead Free | -- | -- | -- |
| Logic Function | Counter | -- | -- | -- |
| Number of Bits | 4 | -- | -- | -- |
| Action |
Texas Instruments CD74HC191M Counters and Dividers Overview
High-speed CMOS logic presettable synchronous 4-bit binary up/down counters feature bidirectional counting and positive edge clock triggering. Operating from 2V to 6V, these counters offer a maximum frequency of 35MHz and a propagation delay of 315ns. Packaged in a 16-SOIC with gold contact plating, the surface-mount component is RoHS compliant and operates across a wide temperature range of -55°C to 125°C.
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