| Part Number | 74HC4020DB,118 | 74HC4520DB,118 |
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| Manufacturer | Nexperia 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 | 1 | 2 |
| Number of Bits per Element | 14 | 4 |
| Reset | Asynchronous | Asynchronous |
| Timing | - | Synchronous |
| Count Rate | 109 MHz | 69 MHz |
| Trigger Type | Negative Edge | Positive, Negative |
| Voltage - Supply | 2 V ~ 6 V | 2 V ~ 6 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 |