XR16L2750 Datasheet, PDF (47/49 Pages) Exar Corporation – 2.25V TO 5.5V DUART WITH 64-BYTE FIFO

XR16L2750
áç
2.25V TO 5.5V DUART WITH 64-BYTE FIFO
REV. 1.0.0
REVISION HISTORY
DATE
November 2001
March 2002
REVISION
Rev P1.0.0
Rev P1.1.0
September 2002 Rev 1.0.0
DESCRIPTION
Preliminary data sheet.
Corrected INTA/B pin descriptions and reset state. Clarified MCR bit-3 pin
description. Renamed Sclk to Bclk.
Release into production. Clarified RTS# pin descriptions, XTAL1 pin description,
external clock description, auto RS485 half-duplex control description, EMSR
bit-3 description and updated 2.5 V, I_CC and I_SLEEP DC Electrical Characteristics.
NOTICE
EXAR Corporation reserves the right to make changes to the products contained in this publication in order
to improve design, performance or reliability. EXAR Corporation assumes no responsibility for the use of
any circuits described herein, conveys no license under any patent or other right, and makes no
representation that the circuits are free of patent infringement. Charts and schedules contained here in are
only for illustration purposes and may vary depending upon a user’s specific application. While the
information in this publication has been carefully checked; no responsibility, however, is assumed for
inaccuracies.
EXAR Corporation does not recommend the use of any of its products in life support applications where
the failure or malfunction of the product can reasonably be expected to cause failure of the life support
system or to significantly affect its safety or effectiveness. Products are not authorized for use in such
applications unless EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of
injury or damage has been minimized; (b) the user assumes all such risks; (c) potential liability of EXAR
Corporation is adequately protected under the circumstances.
Copyright 2002 EXAR Corporation
Datasheet September 2002.
Send your UART technical inquiry with technical details to hotline: [e-mail].
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
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