DATE REVISION D
參數(shù)資料
型號： XR16L2550IMTR-F
廠商： Exar Corporation
文件頁數(shù)： 39/44頁
文件大小： 0K
描述： IC UART FIFO 16B DUAL 48TQFP
標準包裝： 1,500
特點： *
通道數(shù)： 2，DUART
FIFO's： 16 字節(jié)
規(guī)程： RS232
電源電壓： 2.25 V ~ 5.5 V
帶自動流量控制功能： 是
帶IrDA 編碼器/解碼器： 是
帶故障啟動位檢測功能： 是
帶調(diào)制解調(diào)器控制功能： 是
帶CMOS： 是
安裝類型： 表面貼裝
封裝/外殼： 48-TQFP
供應(yīng)商設(shè)備封裝： 48-TQFP（7x7）
包裝： 帶卷 (TR)
REVISION HISTORY
DATE
REVISION
DESCRIPTION
November 2002
P1.0.0
Preliminary Datasheet.
March 2003
P1.0.1
Updated AC Electrical Characteristics. Updated register set with enhanced features.
May 2003
P1.0.2
Added patent number to first page. Added 32 pin QFN package dimensions.
June 2003
P1.0.3
Added Device Status to Ordering Information.
July 2003
P1.0.4
Updated AC Electrical Characteristics.
September 2003
1.0.0
Final Production Release. Updated 5V tolerance information.
September 2004
1.1.0
Corrected 32-QFN package dimension descriptions. Added GND center pad pin
description. Added Device Revision and Device ID registers and descriptions.
May 2005
1.1.1
Updated the Data Access Time (TRDV) in AC Electrical Characteristics.
May 2007
1.1.2
Updated QFN package dimensions drawing to show minimum "k" parameter.
September 2010
1.1.3
Updated "Voltage at any pin" from "GND - 0.3V to VCC + 0.3V" to "GND - 0.3V to
+5.5V" in the "
44
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 2010 EXAR Corporation
Datasheet September 2010.
Send your UART technical inquiry with technical details to hotline: uarttechsupport@exar.com.
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
XR16L2550
LOW VOLTAGE DUART WITH 16-BYTE FIFO
REV. 1.1.3
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