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BQ7693003DBT Datasheet(PDF) 2 Page - Texas Instruments |
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BQ7693003DBT Datasheet(HTML) 2 Page - Texas Instruments |
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2 / 63 page  bq76920, bq76930, bq76940 SLUSBK2F – OCTOBER 2013 – REVISED NOVEMBER 2015 www.ti.com Table of Contents 1 Introduction ............................................... 1 7 Detailed Description ................................... 19 1.1 Features .............................................. 1 7.1 Overview ............................................ 19 1.2 Applications ........................................... 1 7.2 Functional Block Diagram ........................... 19 1.3 Description ............................................ 1 7.3 Feature Description ................................. 20 1.4 Simplified System Diagram ........................... 1 7.4 Device Functional Modes ........................... 30 2 Revision History ......................................... 2 7.5 Register Maps ....................................... 32 3 Description (Continued) ................................ 4 8 Application and Implementation .................... 42 4 Device Comparison Table .............................. 4 8.1 Application Information .............................. 42 5 Pin Configuration and Functions ..................... 5 8.2 Typical Applications ................................. 43 5.1 Versions .............................................. 5 9 Power Supply Recommendations .................. 49 5.2 bq76920 Pin Diagram ................................ 6 10 Layout .................................................... 50 5.3 bq76930 Pin Diagram ................................ 7 10.1 Layout Guidelines ................................... 50 5.4 bq76940 Pin Diagram ................................ 9 10.2 Layout Example ..................................... 50 6 Electrical Specifications .............................. 11 11 Device and Documentation Support ............... 53 6.1 Absolute Maximum Ratings ......................... 11 11.1 Documentation Support ............................. 53 6.2 ESD Ratings ........................................ 11 11.2 Related Links ........................................ 53 6.3 Recommended Operating Conditions ............... 11 11.3 Trademarks .......................................... 53 6.4 Thermal Information ................................. 13 11.4 Electrostatic Discharge Caution ..................... 53 6.5 Electrical Characteristics ............................ 13 11.5 Glossary ............................................. 53 6.6 Timing Requirements ............................... 17 12 Mechanical, Packaging, and Orderable Information .............................................. 53 6.7 Typical Characteristics .............................. 18 2 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision E (November 2014) to Revision F Page • Changed bq7693002 From: Product Preview To Production in the Device Comparison Table ............................ 4 • Added bq7693007 device to the Device Comparison Table .................................................................... 4 • Changed table note to group ground reference in bq76930 Pin Functions ................................................... 7 • Changed table note to group ground reference in bq76940 Pin Functions ................................................... 9 • Changed 10th cell to 11th cell in the Description of pin 29 ................................................................... 10 • Changed table formats for online data sheet ................................................................................... 11 • Changed Handing Ratings table to ESD Ratings ............................................................................... 11 • Changed note for R1 on Figure 7-3 ............................................................................................... 26 • Added more description to the Communications Subsystem section ........................................................ 29 • Changed "SHUTA" to "SHUT_A" and "SHUTB" to "SHUT_B" in the SHIP Mode section ................................ 31 • Changed CAUTION verbiage (editorial) .......................................................................................... 31 • Changed the SHUT_A, SHUT_B bit descriptions in the SYS_CTRL1 (0x04) table ........................................ 35 Changes from Revision D (July 2014) to Revision E Page • Added a note to the Absolute Maximum Ratings table ........................................................................ 11 • Changed the Handling Ratings .................................................................................................... 11 • Added the cross-reference to a new table note at VALERT_IH in Electrical Characteristics ................................. 16 • Added a new table note ............................................................................................................ 16 • Added the Typical Characteristics section ....................................................................................... 18 • Changed the Alert section ......................................................................................................... 28 • Changed verbiage in Communications Subsystem ............................................................................ 29 • Deleted the READ/WRITE RSVD register in the Register Map ............................................................... 32 • Deleted the READ ONLY register information in the Register Map .......................................................... 32 • Changed the reset for Bit 3 in the PROTECT3 register ....................................................................... 37 • Changed wording in the ADCGAIN bit descriptions ........................................................................... 40 • Added Application and Implementation note .................................................................................... 42 2 Revision History Copyright © 2013–2015, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: bq76920 bq76930 bq76940 |
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