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| Part Number | MM74HC393N | MC74HC393N | MM74HC393J | MM74HC393M |
|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | onsemi | National Semiconductor | onsemi |
| Product Status | Obsolete | Active | Active | Obsolete |
| Logic Type | Binary Counter | Binary Counter | Binary Counter | Binary Counter |
| Direction | Up | Up | Up | Up |
| Number of Elements | 2 | 2 | 2 | 2 |
| Number of Bits per Element | 4 | 4 | 4 | 4 |
| Reset | Asynchronous | Asynchronous | Asynchronous | Asynchronous |
| Timing | - | - | - | - |
| Count Rate | 50 MHz | 50 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 | -55°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Through Hole | Through Hole | - | Surface Mount |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | - | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-DIP | 14-PDIP | - | 14-SOIC |
