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| PartNumber | HCF4520M | HCF4520M013TR | HCF4520M1013TR |
| Description | IC UP COUNTER DUAL BINARY 16SOIC | ||
| Manufacturer | STMicroelectronics | STMicroelectronics | ST |
| Product Category | Logic - Counters, Dividers | Logic - Counters, Dividers | IC Chips |
| Series | 4000 | 4000 | - |
| Packaging | Digi-ReelR | Digi-ReelR | - |
| Package Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | - |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Direction | Up | Up | - |
| Voltage Supply | 3 V ~ 20 V | 3 V ~ 20 V | - |
| Supplier Device Package | 16-SO | 16-SO | - |
| Number of Elements | 2 | 2 | - |
| Logic Type | Binary Counter | Binary Counter | - |
| Number of Bits per Element | 4 | 4 | - |
| Reset | Asynchronous | Asynchronous | - |
| Timing | - | - | - |
| Count Rate | 8MHz | 8MHz | - |
| Trigger Type | Positive, Negative | Positive, Negative | - |