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| Part Number | SN74ALS191ANS | SN74ALS191ANSR | SN74ALS191AN |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Obsolete | Active |
| Logic Type | - | Binary Counter | Binary Counter |
| Direction | - | Up, Down | Up, Down |
| Number of Elements | - | 1 | 1 |
| Number of Bits per Element | - | 4 | 4 |
| Reset | - | - | - |
| Timing | - | Synchronous | Synchronous |
| Count Rate | - | 30 MHz | 30 MHz |
| Trigger Type | - | Positive Edge | Positive Edge |
| Voltage - Supply | - | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Operating Temperature | - | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | - | Surface Mount | Through Hole |
| Package / Case | - | 16-SOIC (0.209", 5.30mm Width) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | - | 16-SO | 16-PDIP |
