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XR19L402

Exar Corporation
Part Number XR19L402
Manufacturer Exar Corporation
Description TWO CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
Published Aug 20, 2007
Detailed Description www.DataSheet4U.com JUNE 2007 XR19L402 TWO CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER REV. 1.0.0 GENERAL DESCRIPTI...
Datasheet PDF File XR19L402 PDF File

XR19L402
XR19L402

Overview
www.
DataSheet4U.
com JUNE 2007 XR19L402 TWO CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER REV.
1.
0.
0 GENERAL DESCRIPTION The XR19L402 (L402) is a highly integrated device that combines a full-featured two channel Universal Asynchronous Receiver and Transmitter (UART) and RS485 transceivers.
The L402 is designed to operate with a single 3.
3V or 5V power supply.
The L402 is fully compliant with RS-485 Standards.
The L402 operates in four different modes: Active, Partial Sleep, Full Sleep and Power-Save.
Each mode can be invoked via hardware or software.
Upon power-up, the L402 is in the Active mode where the UART and RS-485 transceiver function normally.
In the Partial Sleep mode, the intern...


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