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| Part Number | MC74HC161ADR2 | MC74HC161AFR2 | MC74HC161ADR2G | MC74HCT161ADR2 |
|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Active | Active | Active |
| Logic Type | Binary Counter | Binary Counter | Binary Counter | - |
| Direction | Up | Up | Up | - |
| Number of Elements | 1 | 1 | 1 | - |
| Number of Bits per Element | 4 | 4 | 4 | - |
| Reset | Asynchronous | Asynchronous | Asynchronous | - |
| Timing | Synchronous | Synchronous | Synchronous | - |
| Count Rate | 35 MHz | 35 MHz | 35 MHz | - |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge | - |
| Voltage - Supply | 2 V ~ 6 V | 2 V ~ 6 V | 2 V ~ 6 V | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.154", 3.90mm Width) | - |
| Supplier Device Package | 16-SOIC | 16-SOEIAJ | 16-SOIC | - |
