DS485 - Low Power RS-485/RS-422 Multipoint Transceiver

Product Overview

National Semiconductor

Part number	DS485
Manufacturer	National Semiconductor
File Size	140.24 KB
Description	Low Power RS-485/RS-422 Multipoint Transceiver
Datasheet	DS485 Datasheet
Additional preview pages of the DS485 datasheet.

The DS485 is a low-power transceiver for RS-485 and RS-422 communication.

The device contains one driver and one receiver.

The drivers slew rate allows for operation up to 2.5 Mbps (see Applications Information section).

n n n n n n Meets TIA/EIA RS-485 multipoint standard Guaranteed full load output voltage (V OD3) Low quiescent current: 200 µA typ.
7V to +12V common-mode input voltage range TRI-STATE outputs on driver and receiver AC performance:.
Driver transition time: 25 ns typ.
Driver propagation delay: 40 ns typ.
Driver skew: 1 ns typ.
Receiver propagation delay: 200 ns typ.
Receiver skew: 20 ns typ Half-duplex flow through pinout Operates from a single.

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Published: Mar 30, 2005 |