RS Components, Ltd. Datasheets for RS-232, RS-422, and RS-485 Interfaces

RS-232, RS-422, and RS-485 are standard interfaces approved by the Electronic Industries Association (EIA) for connecting serial devices. They are serial communication standards providing asynchronous communication capability with hardware flow control, software flow control, and parity check.
RS-232, RS-422, and RS-485 Interfaces: Learn more

Product Name Notes
406578 Dual ch configurable FT232 FT245,FT2232D - Interface ICs - Universal Asynchronous Receivers & Transmitters
406578P Dual ch configurable FT232 FT245,FT2232D - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.
6877720 Dual High Speed USB UART/FIFO IC, LQFP64 - Interface ICs - Universal Asynchronous Receivers & Transmitters
6877720P Dual High Speed USB UART/FIFO IC, LQFP64 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.
6865884
6865884P
6865888
6865888P
6865890
6865890P
6865904
6865904P
6866005
6866005P
7336381
7336381P
7695560
7695560P
7695563
7695563P
7695567
7695567P
7695576
7695576P
7695589
7695589P
7695605
7695605P
7695608
7695608P
7695620
7695620P
7696071
7696071P
8112971
8112971P
8112974
8112974P
8472901
8472901P
8472908
8472908P
9134216
9134222
9134225
9134228
9134231
9134301
9134310
9134313
Exar offer a variety of UARTs (Universal Asynchronous Receiver Transmitter) with a broad range of first in, first out (FIFO) depths, while supporting popular central processing unit (CPU) bus interface...
406574
406574P
FTDI Chip recommends using the FT323R (RS 406-580) in new designs. The FTDI Chip FT232B is a USB to serial UART interface and an ideal solution to add USB to...
7992836 Maxim,MAX3107EAG+ - Interface ICs - Universal Asynchronous Receivers & Transmitters
7992836P Maxim,MAX3107EAG+ - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Tube. This product is non-returnable.
7992830 Maxim,MAX3107ETG+ - Interface ICs - Universal Asynchronous Receivers & Transmitters
7992830P Maxim,MAX3107ETG+ - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Tube. This product is non-returnable.
7992849 Maxim,MAX3109ETJ+ - Interface ICs - Universal Asynchronous Receivers & Transmitters
7992849P Maxim,MAX3109ETJ+ - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Tube. This product is non-returnable.
6877733 Quad High Speed USB to UART IC, LQFP64 - Interface ICs - Universal Asynchronous Receivers & Transmitters
6877733P Quad High Speed USB to UART IC, LQFP64 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.
7860907
9237661
Quad Serial UART 128Byte FIFO TQFN48EP - Interface ICs - Universal Asynchronous Receivers & Transmitters
7860907P Quad Serial UART 128Byte FIFO TQFN48EP - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Tube. This product is non-returnable.
7570010
7570010P
7570026
7570026P
7570032
7570032P
9231581
9231597
9231607
The FTDI Chip FT230X and FT234XD are Ful Speed USB to basic serial UART interface devices. The FT231X is a Full Speed USB to Full Handshake UART interface. They have...
7300168
7300168P
The FTDI Chip FT232R is a USB to serial UART interface with optional clock generator output. Asynchronous and synchronous bit bang interface modes are also available. Together with EEPROM, clock...
7329143
7329143P
9237248
The Maxim family of dual RS232 line drivers and receivers are intended for all EIA/TIA-232E, V.24 and V.28 communications interface. Maxim’s RS232 dual transmitter/receiver will allow applications such as interface...
7613906 UART 1-CH 16Byte FIFO 3.3V/5V QSOP16 - Interface ICs - Universal Asynchronous Receivers & Transmitters
7613906P UART 1-CH 16Byte FIFO 3.3V/5V QSOP16 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.
7861001 UART and RS-485/-422 Transceiver QSOP28 - Interface ICs - Universal Asynchronous Receivers & Transmitters
7861001P UART and RS-485/-422 Transceiver QSOP28 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Tube. This product is non-returnable.
7377843
9231584
USB 2.0 to UART/FIFO Interface, LQFP48 - Interface ICs - Universal Asynchronous Receivers & Transmitters
7377843P USB 2.0 to UART/FIFO Interface, LQFP48 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.
7377852
9231587
USB 2.0 to UART/FIFO Interface, QFN48 - Interface ICs - Universal Asynchronous Receivers & Transmitters
7377852P USB 2.0 to UART/FIFO Interface, QFN48 - Interface ICs - Universal Asynchronous Receivers & Transmitters Delivery on production packaging - Reel. This product is non-returnable.