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| Part Number | MM74HC4040MX | MM74HC4060MX | MM74HC4020MX | MM74HC4040M |
|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Obsolete | Active | Obsolete |
| Logic Type | Binary Counter | Binary Counter | Binary Counter | Binary Counter |
| Direction | Up | Up | Up | Up |
| Number of Elements | 1 | 1 | 1 | 1 |
| Number of Bits per Element | 12 | 14 | 14 | 12 |
| Reset | Asynchronous | Asynchronous | Asynchronous | Asynchronous |
| Timing | - | - | - | - |
| Count Rate | 50 MHz | 30 MHz | 50 MHz | 50 MHz |
| Trigger Type | Negative Edge | Negative Edge | Negative Edge | Negative Edge |
| Voltage - Supply | 2 V ~ 6 V | 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 (TA) | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Through Hole | Surface Mount |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SOIC | 16-SOIC | 16-PDIP | 16-SOIC |
