GENERAL DESCRIPTION

The ST16C450 is a universal asynchronous receiver and transmitter. The ST16C450 is an improved version of the NS16450 UART with higher operating speed and lower access time. A programmable baud rate generator is provided to select transmit and receive clock rates from 50 Bps to 1.5 Mbps.

FEATURES

• Pin to pin and functionally compatible to the Industry Standard 16450

• 2.97 to 5.5 volt operation

• 1.5 Mbps transmit/receive operation (24MHz)

• Programmable word lengths (5, 6, 7, 8)

• Even, odd, force, or no parity generation anddetection

• Independent transmit and receive control

• Standard modem interface

• Low operating current ( 1.2mA typ.)