SLUSE96
November 2023
BQ76907
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information bq76907
6.5
Supply Current
6.6
Digital I/O
6.7
REGOUT LDO
6.8
Voltage References
6.9
Coulomb Counter
6.10
Coulomb Counter Digital Filter
6.11
Current Wake Detector
6.12
Analog-to-Digital Converter
6.13
Cell Balancing
6.14
Internal Temperature Sensor
6.15
Thermistor Measurement
6.16
Hardware Overtemperature Detector
6.17
Internal Oscillator
6.18
Charge and Discharge FET Drivers
6.19
Comparator-Based Protection Subsystem
6.20
Timing Requirements - I2C Interface, 100kHz Mode
6.21
Timing Requirements - I2C Interface, 400kHz Mode
6.22
Timing Diagram
6.23
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Device Configuration
7.3.1
Commands and Subcommands
7.3.2
Configuration Using OTP or Registers
7.3.3
Device Security
7.4
Device Hardware Features
7.4.1
Voltage ADC
7.4.2
Coulomb Counter and Digital Filters
7.4.3
Protection FET Drivers
7.4.4
Voltage References
7.4.5
Multiplexer
7.4.6
LDOs
7.4.7
Standalone Versus Host Interface
7.4.8
ALERT Pin Operation
7.4.9
Low Frequency Oscillator
7.4.10
I2C Serial Communications Interface
7.5
Measurement Subsystem
7.5.1
Voltage Measurement
7.5.1.1
Voltage ADC Scheduling
7.5.1.2
Unused VC Pins
7.5.1.3
General Purpose ADCIN Functionality
7.5.2
Current Measurement and Charge Integration
7.5.3
Internal Temperature Measurement
7.5.4
Thermistor Temperature Measurement
7.5.5
Factory Trim and Calibration
7.6
Protection Subsystem
7.6.1
Protections Overview
7.6.2
Primary Protections
7.6.3
CHG Detector
7.6.4
Cell Open-Wire Protection
7.6.5
Diagnostic Checks
7.7
Cell Balancing
7.8
Device Operational Modes
7.8.1
Overview of Operational Modes
7.8.2
NORMAL Mode
7.8.3
SLEEP Mode
7.8.4
DEEPSLEEP Mode
7.8.5
SHUTDOWN Mode
7.8.6
CONFIG_UPDATE Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Performance Plot
8.2.4
Random Cell Connection Support
8.2.5
Startup Timing
8.2.6
FET Driver Turn-Off
8.2.7
Usage of Unused Pins
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Revision History
13
Introduction to Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGR|20
MPQF239A
Thermal pad, mechanical data (Package|Pins)
RGR|20
QFND242E
Orderable Information
sluse96_oa
sluse96_pm
10
Layout