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| PartNumber | 74HCT161PW | 74HCT161PW,112 | 74HCT161PW,118 |
| Description | Counter ICs SYNC 4-BIT BINARY COUNTER | Counter ICs SYNC 4-BIT BINARY | Counter ICs SYNC 4-BIT BINARY |
| Manufacturer | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Product Category | Logic - Counters, Dividers | Logic - Counters, Dividers | Logic - Counters, Dividers |
| Series | 74HCT | 74HCT | 74HCT |
| Packaging | Tube | Tube | Tape & Reel (TR) |
| Package Case | 16-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Direction | Up | Up | Up |
| Voltage Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Supplier Device Package | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Number of Elements | 1 | 1 | 1 |
| Logic Type | Binary Counter | Binary Counter | Binary Counter |
| Number of Bits per Element | 4 | 4 | 4 |
| Reset | Asynchronous | Asynchronous | Asynchronous |
| Timing | Synchronous | Synchronous | Synchronous |
| Count Rate | 41MHz | 41MHz | 41MHz |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge |