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| Part Number | ISL8491IB | ISL8491IP | ISL8491IBZ | ISL83491IB | ISL8490IB | ISL8491EIB |
|---|---|---|---|---|---|---|
| Manufacturer | Intersil | Intersil | Intersil | Intersil | Intersil | Renesas Electronics America Inc |
| Product Status | Obsolete | Obsolete | Active | Obsolete | Obsolete | Obsolete |
| Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Protocol | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 |
| Number of Drivers/Receivers | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 |
| Duplex | Full | Full | Full | Full | Full | Full |
| Receiver Hysteresis | 70 mV | 70 mV | 70 mV | 50 mV | 70 mV | 70 mV |
| Data Rate | 5Mbps | 5Mbps | 5Mbps | 10Mbps | 5Mbps | 10Mbps |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 3V ~ 3.6V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-DIP (0.300", 7.62mm) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-SOIC | 14-PDIP | 14-SOIC | 14-SOIC | 8-SOIC | 14-SOIC |
