XR16C850 Datasheet - Exar Corporation

XR16C850 UART with 128-byte FIFOs FIFO Counters and Half-duplex Control

The XR16C850 *1 (850) is a universal asynchronous receiver and transmitter (UART) and is pin compatible with the ST16C550,ST16C650A, and TI’s TL16C750 UART. The 850 is an enhanced UART with 128 byte FIFOs, automatic hardware/software flow control, and data rates up to 1.5Mbps. It includes transmi.

XR16C850 Features

* D5 D6 D7 S2 RX A4 TX A5 A6 A7 -LPT1 7 8 9 10 11 12 13 14 15 16 17 6 5 4 3 2 1 -CTS VCC -CD -RI D4 D3 D2 D1 D0 A9 -AS RESET -OP1 -DTR -RTS S3 GND IRQA IRQB A0 A1 A2 XR16C850CJ "PC" MODE CONNECTION 35 34 33 32 31 30 29 18 19 20 21 22 23 24 25 26 27 IRQC -IOW XTAL1 XTAL

XR16C850_ExarCorporation.pdf