| Part Number | MM74HC161J | MM74HC161N |
|---|---|---|
| Manufacturer | National Semiconductor | Fairchild Semiconductor |
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers |
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| Product Status | Active | Obsolete |
| Logic Type | Binary Counter | Binary Counter |
| Direction | Up | Up |
| Number of Elements | 1 | 1 |
| Number of Bits per Element | 4 | 4 |
| Reset | Asynchronous | Asynchronous |
| Timing | Synchronous | Synchronous |
| Count Rate | 40 MHz | 40 MHz |
| Trigger Type | Positive Edge | Positive Edge |
| Voltage - Supply | 2 V ~ 6 V | 2 V ~ 6 V |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | - | Through Hole |
| Package / Case | - | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | - | 16-PDIP |