| Part Number | SN74LS90N | SN74LS490N |
|---|---|---|
| Manufacturer | Texas Instruments | Rochester Electronics, LLC |
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers |
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| Product Status | Active | Active |
| Logic Type | Counter, Decade | - |
| Direction | Up | - |
| Number of Elements | 1 | - |
| Number of Bits per Element | 4 | - |
| Reset | Asynchronous | - |
| Timing | - | - |
| Count Rate | 42 MHz | - |
| Trigger Type | Negative Edge | - |
| Voltage - Supply | 4.75 V ~ 5.25 V | - |
| Operating Temperature | 0°C ~ 70°C | - |
| Mounting Type | Through Hole | - |
| Package / Case | 14-DIP (0.300", 7.62mm) | - |
| Supplier Device Package | 14-PDIP | - |