| Part Number | CD74HC4020E | CD74HC4520E |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers |
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| Product Status | Active | Active |
| 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 | 35 MHz | 35 MHz |
| Trigger Type | Negative Edge | Positive, Negative |
| Voltage - Supply | 2 V ~ 6 V | 2 V ~ 6 V |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-PDIP | 16-PDIP |