3-V To 5.5-V Multichannel RS-232 Line Driver/Receiver 16-TSSOP -40 to 85
IC LINE DRVR/RCVR RS-232 16TSSOP
Dual UART I2C/SPI Bridge, 64-B FIFO, 1 Mbps, TSSOP20 Package
Dual UART Transceiver, 1 Mbps, 2-Receiver, 2-Transmitter, TSSOP-20