| Part Number | 74HCT4520DB,112 | 74HCT4020DB,112 |
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| Manufacturer | NXP USA Inc. | Nexperia USA Inc. |
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers |
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| Product Status | Obsolete | Obsolete |
| Logic Type | Binary Counter | Binary Counter |
| Direction | Up | Up |
| Number of Elements | 2 | 1 |
| Number of Bits per Element | 4 | 14 |
| Reset | Asynchronous | Asynchronous |
| Timing | Synchronous | - |
| Count Rate | 58 MHz | 47 MHz |
| Trigger Type | Positive, Negative | Negative Edge |
| Voltage - Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 16-SSOP | 16-SSOP |