XR16M2551 Datasheet - Exar Corporation

XR16M2551 HIGH PERFORMANCE LOW VOLTAGE DUART

The XR16M25511 (M2551) is a high performance dual universal asynchronous receiver and transmitter (UART) with 16 byte TX and RX FIFOs. The device operates from 1.62 to 3.63 volts and is pin-to-pin compatible to the XR16L2551 and XR16V2551. The M2551 includes 2 additional capabilities over the XR16M2.

XR16M2551 Features

* of selectable FIFO trigger level, automatic hardware (RTS/CTS) and software flow control, and a complete modem interface. An internal loopback capability allows system diagnostics. Independent programmable fractional baud rate generators are provided in each channel to select data rates up to 16 Mbp

XR16M2551_ExarCorporation.pdf