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TSS521
www.ti.com SLAS980 – SEPTEMBER 2013 Meter-Bus Transceiver
FEATURES APPLICATIONS 1 Meter-Bus Transceiver (for Slave) Meets
Standard EN1434-3
Receiver Logic With Dynamic Level
Recognition
Constant-Current Sink Adjustable By Resistor
Polarity Independent
Power-Fail Function
Module Supply Voltage Switch
3.3-V Constant Voltage Source
Up to 9600 Baud in Half Duplex for UART
Protocol
Slave Power Support
– Supply From Meter-Bus by Output VDD
– Supply From Meter-Bus by Output VDD or
From Backup Battery
– Supply From Battery – Meter-Bus Active for
Data Transmission Only E-metering
Advanced Metering Infrastructure (AMI)
Water Meters
Gas Meters
Heat Meters DESCRIPTION …
