TXRX, RS234, 28SSOP; Device Type:Transceiver; IC Interface Type:RS232; No. of Drivers:3; Supply Voltage Min:3V; Supply Voltage Max:5.5V; Driver Case Style:SSOP; No. of Pins:28; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Base Number:3224; Operating Temperature Range:-40°C to +85°C; Supply Voltage Range:3V to 5.5V