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| Part Number | 74HCT4040D-Q100J | 74HCT4040DB-Q100J | 74HCT4020D-Q100J |
|---|---|---|---|
| Manufacturer | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. |
| Product Status | Active | Obsolete | Active |
| Logic Type | Binary Counter | Binary Counter | Binary Counter |
| Direction | Up | Up | Up |
| Number of Elements | 1 | 1 | 1 |
| Number of Bits per Element | 12 | 12 | 14 |
| Reset | Asynchronous | Asynchronous | Asynchronous |
| Timing | - | - | - |
| Count Rate | 79 MHz | 79 MHz | 47 MHz |
| Trigger Type | Negative Edge | Negative Edge | Negative Edge |
| Voltage - Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SSOP (0.209", 5.30mm Width) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SO | 16-SSOP | 16-SO |
