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| PartNumber | SN75ALS191DR | SN75ALS191DRE4 | SN75ALS191DRG |
| Description | RS-422 Interface IC Dual Differential Line Driver | RS-422 Interface IC Dual Differential Line Drive | |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | RS-422 Interface IC | - | Interface - Drivers, Receivers, Transceivers |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOIC-8 | - | - |
| Series | SN75ALS191 | - | - |
| Function | Driver | - | - |
| Data Rate | 20 Mb/s | - | - |
| Number of Drivers | 1 Driver | - | - |
| Number of Receivers | 0 Receiver | - | - |
| Supply Voltage Max | 5.25 V | - | - |
| Supply Voltage Min | 4.75 V | - | - |
| Operating Supply Current | 40 mA | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Packaging | Reel | - | Tape & Reel (TR) Alternate Packaging |
| Product | RS-422 Drivers | - | - |
| Brand | Texas Instruments | - | - |
| Operating Supply Voltage | 5 V | - | - |
| Product Type | RS-422 Interface IC | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Interface ICs | - | - |
| Unit Weight | 0.002561 oz | - | - |
| Type | - | - | Driver |
| Package Case | - | - | 8-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 4.75 V ~ 5.25 V |
| Supplier Device Package | - | - | 8-SOIC |
| Protocol | - | - | RS422, RS485 |
| Number of Drivers Receivers | - | - | 2/0 |
| Duplex | - | - | - |
| Receiver Hysteresis | - | - | - |