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PDF SP3485 Data sheet ( 特性 )

部品番号 SP3485
部品説明 +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate
メーカ Sipex
ロゴ Sipex ロゴ 

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SP3485 Datasheet, SP3485 PDF,ピン配置, 機能
® SP3481/SP3485
+3.3V Low Power Half-Duplex RS-485
Transceivers with 10Mbps Data Rate
RS-485 and RS-422 Transceivers
Operates from a single +3.3V supply
Interoperable with +5.0V logic
Driver/Receiver Enable
Low Power Shutdown Mode (SP3481)
-7V to +12V Common-Mode Input
Voltage Range
Allows up to 32 transceivers on
the serial bus
Compatibility with the industry
standard 75176 pinout
Driver Output Short-Circuit Protection
DESCRIPTION
The SP3481 and the SP3485 are a family of +3.3V low power half-duplex transceivers that
meet the specifications of the RS-485 and RS-422 serial protocols. These devices are pin-to-
pin compatible with the Sipex SP481, SP483, and SP485 devices as well as popular industry
standards. The SP3481 and the SP3485 feature Sipex's BiCMOS process, allowing low power
operation without sacrificing performance. The SP3481 and SP3485 meet the electrical
specifications of RS-485 and RS-422 serial protocols up to 10Mbps under load. The SP3481
is equipped with a low power Shutdown mode.
RO 1
RE 2
DE 3
DI 4
R
D
8 Vcc
7B
6A
5 GND
SP3481 and SP3485
10/15/02
SP3481/3485 Low Power Half-Duplex RS485 Transceivers
1
© Copyright 2002 Sipex Corporation

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