OX16C954B
High Performance Quad UART
Description
Features
Utilizing
Oxford
Semiconductor’s
high
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High performance UART with peak
asynchronous data rates up to 15Mbps
RS232/422/485 full and half duplex
interfaces
Deep 128-Byte receive/transmit FIFOs
Full modem interface with hardware out of
band flow control
Automated Xon/Xoff in-band flow control
Flexible clock prescalar allows for a wide
range of baud rates
Infra-red (IrDA) receive and transmit
operation
Software compatible with industry standard
16C550 type devices
3.3/5V operation
Pin compatible with TL16C554 and
ST16C654
performance UART technology, the OX16C954B
is the ideal solution for a diverse range of
products requiring serial multi-port connectivity
including: PC Add-on Cards, Industrial PC, Point
of Sale Terminals, Industrial Control and Network
Management.
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The OX16C954B is a single chip, quad UART for
high performance applications. The device
incorporates Oxford Semiconductor’s high
performance, feature-rich UART technology that
combines the industry’s fastest baud rates and
deepest FIFOs. It adds up to a class leading serial
connectivity solution.
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80 TQFP and 68 PLCC packages
Commercial temperature range (0 to +70°C)
OX16C954B Block Diagram
© 2008 Oxford Semiconductor
Web: www.oxsemi.com
July 2008, REV. 1.0
