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SP491EN/TR Datasheet

  • SP491EN/TR

  • Full Duplex RS-485 Transceivers

  • 12頁

  • SIPEX

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廬
SP490/SP491
Full Duplex RS-485 Transceivers
+5V Only
Low Power BiCMOS
Driver/Receiver Enable (SP491)
RS-485 and RS-422 Drivers/Receivers
Pin Compatible with LTC490 and
SN75179 (SP490)
鈻?/div>
Pin Compatible with LTC491 and
SN75180 (SP491)
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
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
鹵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
NC 1
14 Vcc
13 NC
12 A
Vcc 1
R 2
R 2
8 A
R
11 B
R
REB 3
7 B
DE 4
6 Z
D 3
GND 4
10 Z
D 5
D
5 Y
D
GND 6
GND 7
9 Y
8 NC
SP490
SP491
Date: 05/10/04
SP490/491 Full Duplex RS-485 Transceivers
漏 Copyright 2004 Sipex Corporation
1

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  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Quad Differential RS-485 Transceiver
    SIPEX
  • 英文版
    Quad Differential RS-485 Transceiver
    SIPEX [Sip...
  • 英文版
    Quad Differential RS-485 Transceiver
    SIPEX [Sip...
  • 英文版
    Enhanced Full Duplex RS-485 Transceivers
    SIPEX
  • 英文版
    Enhanced Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Enhanced Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    2·5GHz /4512 PRESCALER
    ZARLINK
  • 英文版
    2·5GHz /4512 PRESCALER
    ZARLINK [Z...
  • 英文版
    Enhanced Full Duplex RS-485 Transceivers
    SIPEX
  • 英文版
    Enhanced Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    2·5GHz ÷8192 PRESCALER
    Zarlink
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX [Sip...
  • 英文版
    Full Duplex RS-485 Transceivers
    SIPEX

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