SLUSCG1
September 2018
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Simplified Schematic
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Supply Current
6.6
Digital Input and Output DC Characteristics
6.7
LDO Regulator, Wake-up, and Auto-Shutdown DC Characteristics
6.8
LDO Regulator, Wake-up, and Auto-Shutdown AC Characteristics
6.9
ADC (Temperature and Cell Measurement) Characteristics
6.10
Integrating ADC (Coulomb Counter) Characteristics
6.11
I2C-Compatible Interface Communication Timing
6.12
SHUTDOWN and WAKE-UP Timing
6.13
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Device Configuration
7.3.2
ALERT Interrupt and SHUTDOWN Wake-up
7.3.3
Voltage Measurement and Calibration
7.3.4
Temperature Measurement
7.3.5
Charging and Termination
7.3.6
Accumulated Charge Measurement
7.3.7
Gas Gauging
7.3.8
Battery Condition Warnings
7.3.9
Configuration Update
7.3.10
End-Of-Service Determination
7.3.11
Battery Level Threshold
7.3.12
Communications
7.3.12.1
I2C Interface
7.3.12.2
I2C Time Out
7.3.12.3
I2C Command Waiting Time
7.3.12.4
I2C Clock Stretching
7.3.13
Additional Data Memory Parameter Descriptions
7.4
Device Functional Modes
7.4.1
INITIALIZATION Mode
7.4.2
NORMAL Mode
7.4.3
SLEEP Mode
7.4.4
SHUTDOWN Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Getting Started
8.2
Typical Applications
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
REGIN Voltage Sense Input
8.2.2.2
Integrated LDO Capacitor
8.2.2.3
Sense Resistor Selection
8.2.3
External Thermistor Support
8.2.4
Learning Load Enable (LEN) from Host
8.2.5
I2C
8.2.6
Temperature Sense
8.2.7
Application Curves
9
Power Supply Recommendation
9.1
Power Supply Decoupling
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Tools
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PW|14
MPDS360A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sluscg1_oa
sluscg1_pm
11.1.1
Tools
Battery Management Studio (
bqStudio
)
Gauge Parameter Calculator for CEDV Gauges (
GAUGEPARCAL
)
bqProduction
to assist with the manufacturing process