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参数资料
| 型号： | SP491EN-L/TR |
| 厂商： | Exar Corporation |
| 文件页数： | 2/10页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485 FULL DUPLX 14NSOIC |
| 标准包装： | 2,500 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | RS485 |
| 电源电压： | 5V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 14-SOIC（窄型） |
| 包装： | 带卷 (TR) |
0
Exar Corporation 48720 Kato Road, Fremont CA, 94538 (50)668-707 www.exar.com
SP490,49_0_0627
Model
Temperature Range
Package
SP490CN-L....................................................................................0C to +70C ............................................................................... 8-Pin NSOIC
SP490CN-L/TR ..............................................................................0C to +70C ............................................................................... 8-Pin NSOIC
SP490EN-L .................................................................................. -40C to +85C.............................................................................. 8-Pin NSOIC
SP490EN=L/TR............................................................................ -40C to +85C.............................................................................. 8-Pin NSOIC
SP49CN-L....................................................................................0C to +70C .............................................................................. 4-Pin NSOIC
SP49CN/TR-L ..............................................................................0C to +70C .............................................................................. 4-Pin NSOIC
SP49EN-L .................................................................................. -40C to +85C............................................................................. 4-Pin NSOIC
SP49EN-L/TR ............................................................................ -40C to +85C............................................................................. 4-Pin NSOIC
/TR = Tape and Reel
Pack quantity is 2500 for NSOIC.
ORDERINGINFORMATION
Notice
EXAR Corporation reserves the right to make changes to any products contained in this publication in order to improve design, performance or reliabil-
ity. EXAR Corporation assumes no representation that the circuits are free of patent infringement. Charts and schedules contained herein 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 writting, 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 20 EXAR Corporation
Datasheet May 20
Send your serial transceiver technical inquiry with technical details to: serialtechsupport@exar.com
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
REVISION HISTORY
Date
Revision Description
02/24/05
-
Sipex Legacy Data Sheet
07/4/08
.0.0
Convert to Exar format.
June 20 .0.
Remove minimum entry to Driver Short Circuit Current. Change SP490
receiver propagation typical to 45ns. Remove SP49 receiver short
circuit current minimum entry. Change SP49 receiver propagation
delay MIN and TYP levels to 20 and 45ns respectively. Change SP49
receiver Enable and Disable time TYP and MAX levels to 45 and 70ns
respectively. Change SP49 Supply Current TYP to 900A. Remove
SP49 driver rise/fall time minimum. Update ordering information.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SP491ES | 制造商:Exar Corporation 功能描述: |
| SP491ES-L | 功能描述:RS-485接口IC Full Duplex RS-485 s RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| SP495 | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Quad Differential RS-485 Transceiver |
| SP4959-16XP90 | 制造商:PCTEL 功能描述:ANTENNA UNIT |
| SP495CT | 制造商:Exar Corporation 功能描述:Line Transceiver, 4-Driver, 4-Receiver, 20 Pin, Plastic, SOP |
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