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| Part Number | MM74HC191J | MM74HC191N | MM74HC193J | MM74HC161J |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | National Semiconductor | National Semiconductor |
| Product Status | Active | Active | Active | Active |
| Logic Type | - | - | - | Binary Counter |
| Direction | - | - | - | Up |
| Number of Elements | - | - | - | 1 |
| Number of Bits per Element | - | - | - | 4 |
| Reset | - | - | - | Asynchronous |
| Timing | - | - | - | Synchronous |
| Count Rate | - | - | - | 40 MHz |
| Trigger Type | - | - | - | Positive Edge |
| Voltage - Supply | - | - | - | 2 V ~ 6 V |
| Operating Temperature | - | - | - | -55°C ~ 125°C |
| Mounting Type | - | - | - | - |
| Package / Case | - | - | - | - |
| Supplier Device Package | - | - | - | - |
