HDQ Communication Basics for TI Battery Monitor ICs

Texas Instruments

Published Date: 05/16/2001

Description

Most battery monitor ICs from TI including the bq2018 and bq2019 includes a single-wire HDQ serial data interface. Host controllers configured for either polled or interrupt processing use the interface to access various IC registers. The purpose of this application note is to cover most of the communication related topics for these devices.

Parts

Part Number Name Companion Part
BQ2013HSN-A514 BQ2013HSN-A514 Buy Datasheet
BQ2013HSN-A514G4 BQ2013HSN-A514G4 Buy Datasheet
BQ2013HSN-A514TR BQ2013HSN-A514TR Buy Datasheet
BQ2013HSN-A514TRG4 BQ2013HSN-A514TRG4 Buy Datasheet
BQ2014HSN BQ2014HSN Buy Datasheet
BQ2014HSNG4 BQ2014HSNG4 Buy Datasheet
BQ2014HSNTR BQ2014HSNTR Buy Datasheet
BQ2014HSNTRG4 BQ2014HSNTRG4 Buy Datasheet
BQ2016DBQ BQ2016DBQ Buy Datasheet
BQ2016DBQG4 BQ2016DBQG4 Buy Datasheet