ST16C Series 28 Pin PLCC 2.97 V to 5.5 V 16-Byte FIFO Single UART
Mfr Part#: ST16C1550C...
From $3.16 USD
SCC2681A Series SOT117-1 Single Chip Dual Asynchronous Receiver / Transmitter
Mfr Part#: SCC2681AC1...
From $5.50 USD
SP485E Series 8 Pin NSOIC Enhanced Low EMI Half Duplex RS-485 Transceiver
Mfr Part#: SP485EEN-L/TR Packaging : REEL
Datasheet
SP3485 Series 8 Pin NSOIC 3.3 V Low Power Half Duplex RS-485 Transceiver
Mfr Part#: SP3485CN-L/TR Packaging : REEL
USB UART ( USB - Serial) I.C.
Mfr Part#: FT232BL-TR Packaging : REEL
SP232A Series 16 Pin NSOIC High Performance RS-232 Line Drivers / Receivers
Mfr Part#: SP232ACN-L/TR Packaging : REEL
SP3243EU 28 Pin SSOP 3 Driver / 5 Receiver Intelligent RS-232 Transceiver
Mfr Part#: SP3243EUCA-L/TR Packaging : REEL
Single Chip USB To Asynchronous Serial Data Transfer Interface
Mfr Part#: FT232RQ-R Packaging : REEL
Enhanced SoloLIN Transceiver
Mfr Part#: TH8082KDC-TR Packaging : REEL
DS90LV012A Series SOT-23-5 Pin 3 V LVDS Single CMOS Differential Line Receiver
Mfr Part#: DS90LV012ATMF/NOPB Packaging : REEL
SP485R Series 8 Pin NSOIC Low Power 1/10th Unit Load RS-485 Transceiver
Mfr Part#: SP485RCN-L/TR Packaging : REEL
Dual Channel USB To FIFO/Serial UART Interface IC Full Hardware Handshaking
Mfr Part#: FT2232D-TR Packaging : REEL