5-Rx, 3-Tx, 1-Tx/Rx RS-232/422/485 IC, 20Mbps, 5V, QFN EP
SP339EER1-L/TR 20Mbps Transceiver 5V 8mA 500mW 6mm x 6mm x 1mm Lead Free
Evaluation Board for SP339 Series RS-232/RS-485/RS-422 Transceiver
