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| Part Number | SN74LS90DE4 | SN74LS90NE4 | SN74LS90DG4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | Discontinued at Digi-Key |
| Logic Type | Counter, Decade | Counter, Decade | Counter, Decade |
| Direction | Up | Up | Up |
| Number of Elements | 1 | 1 | 1 |
| Number of Bits per Element | 4 | 4 | 4 |
| Reset | Asynchronous | Asynchronous | Asynchronous |
| Timing | - | - | - |
| Count Rate | 42 MHz | 42 MHz | 42 MHz |
| Trigger Type | Negative Edge | Negative Edge | Negative Edge |
| Voltage - Supply | 4.75 V ~ 5.25 V | 4.75 V ~ 5.25 V | 4.75 V ~ 5.25 V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Through Hole | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-DIP (0.300", 7.62mm) | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-SOIC | 14-PDIP | 14-SOIC |
