Texas Instruments SN74HC161PWT Counters and Dividers
IC COUNTER BIN 4BIT SYNC 16TSSOP
Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments SN74HC161PWT Counters and Dividers technical specifications.
General
Related Parts Comparison (SN74HC161PWT vs SN74HC4851DR vs SN74HC4851QDRG4Q1 vs SN74HC151QDRQ1)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C |
| Lifecycle Status | Active | Active | Active | Active |
| Supply Voltage | 5V | -- | -- | 2V ~ 6V |
| Series | 74HC | -- | -- | -- |
| Frequency | 44MHz | -- | -- | -- |
| RoHS | Yes | -- | -- | -- |
| Clock Edge Trigger Type | Positive Edge | -- | -- | -- |
| Count Rate | 36 MHz | -- | -- | -- |
| Direction | Up, Unidirectional | -- | -- | -- |
| Lead Free | Lead Free | -- | -- | -- |
| Action |
Texas Instruments SN74HC161PWT Counters and Dividers Overview
4-Bit Synchronous Binary Counter, CMOS technology, operating from 2V to 6V with a typical 5V supply. Features positive edge clock triggering, asynchronous reset, and unidirectional up-counting. Achieves a maximum frequency of 44MHz with a propagation delay of 275ns. Packaged in a 16-TSSOP for surface mounting, operating across a -40°C to 85°C temperature range.
RoHS compliant.
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