Datasheet > SP491CS-L

SP491CS-L

更新时间： 2024-09-17 04:35:55

品牌	Logo	应用领域
西伯斯 - SIPEX		信息通信管理光电二极管
页数	文件大小	规格书
12页	161K
描述
Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDIP14, LEAD FREE, PLASTIC, MS-001AA, DIP-14

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数据手册

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SP491CS-L 数据手册

SP490/SP491

Full Duplex RS-485 Transceivers

FEATURES

■ +5V Only

■ Low Power BiCMOS

■ Driver/Receiver Enable (SP491)

■ RS-485 and RS-422 Drivers/Receivers

■ Pin Compatible with LTC490 and

SN75179 (SP490)

■ Pin Compatible with LTC491 and

SN75180 (SP491)

Now Available in Lead Free Packaging

DESCRIPTION

The SP490 is a low power differential line driver/receiver meeting RS-485 and RS-422

standards up to 5Mbps. The SP491 is identical to the SP490 with the addition of driver and

receiver tri-state enable lines. Both products feature ±200mV receiver input sensitivity, over

wide common mode range. The SP490 is available in 8-pin plastic DIP and 8-pin NSOIC

packages for operation over the commercial and industrial temperature ranges. The SP491

is available in 14-pin DIP and 14-pin NSOIC packages for operation over the commercial and

industrial temperature ranges.

BLOCK DIAGRAMS

14 Vcc

13 NC

12 A

NC 1

R 2

REB 3

DE 4

Vcc 1

R 2

8 A

11 B

7 B

6 Z

10 Z

D 3

D 5

5 Y

9 Y

GND 4

GND 6

GND

8 NC

SP490

SP491

Date: 02/24/05

SP490/491 Full Duplex RS-485 Transceivers

12 3 4 5 6 7...12

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与SP491CS-L相关器件

型号	品牌	获取价格	描述	数据表
SP491E	SIPEX	获取价格	Enhanced Full Duplex RS-485 Transceivers
SP491E	EXAR	获取价格	Enhanced Full Duplex RS-485 Transceivers
SP491ECN	SIPEX	获取价格	Enhanced Full Duplex RS-485 Transceivers
SP491ECN/TR	SIPEX	获取价格	Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDSO14, PLASTIC, SOIC-14
SP491ECN-L	SIPEX	获取价格	Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDSO14, LEAD FREE, PLASTIC, SOIC-14
SP491ECN-L/TR	SIPEX	获取价格	Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDSO14, LEAD FREE, PLASTIC, SOIC-14
SP491ECP	SIPEX	获取价格	Enhanced Full Duplex RS-485 Transceivers
SP491ECP-L	EXAR	获取价格	Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDIP14, LEAD FREE, PLASTIC, MS-001AA,
SP491ECP-L	SIPEX	获取价格	Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDIP14, LEAD FREE, PLASTIC, DIP-14
SP491EEN	SIPEX	获取价格	Enhanced Full Duplex RS-485 Transceivers