TIDC-WMBUS-169MHZ Reference Design

Texas Instruments

ETSI Cat. 1 Receiver-Capable wM-Bus 169MHz RF Subsystem for Smart Gas and Water Meters

Description

This reference design is a very low-power: ETSI Cat. 1 receiver capable RF subsystem for wM-Bus enabled smart gas and water meters at 169 MHz. It provides market-leading blocking: selectivity: and RX sensitivity numbers for all wM-Bus N-modes as per EN13757-4:2013 and their respective variants: which were defined in Italy and France. This cost-optimized design: without SAW filter and without TCXO: uses the RF friendly DC/DC to reduce the average power consumption while keeping the highest RF performance.

Features
  • ETSI Cat. 1 receiver capable RF subsystemMarket-leading blocking: selectivity: and RX sensitivity subsystem for wM-Bus at 169 MHzFully compliant with the wM-Bus requirements for Italy and France (with an external PA device) at 169 MHzHhighly efficient: RF friendly DC/DC converterNo costly SAW filter and TCXO requiredThis circuit design is tested and includes test firmware: SRF7 Studio GUI configuration files and Getting Started guide.
Applications
  • Heat meter
  • Wireless communications
Product Categories
  • Sub-1 GHz products

Parts

Part Number Name Companion Part
CC1120 CC1120 Buy Datasheet
TPS62730 TPS62730 Buy Datasheet

Bill Of Materials

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Schematic

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Test Data

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