ZHCSAI5C
November 2012 – November 2021
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics: Supply Current
7.6
Digital Input and Output DC Characteristics
7.7
Power-on Reset
7.8
2.5-V LDO Regulator
7.9
Internal Clock Oscillators
7.10
ADC (Temperature and Cell Measurement) Characteristics
7.11
Integrating ADC (Coulomb Counter) Characteristics
7.12
Data Flash Memory Characteristics
7.13
I2C-Compatible Interface Communication Timing Requirements
7.14
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.4
Device Functional Modes
8.4.1
Power Modes
8.4.1.1
BAT INSERT CHECK Mode
8.4.1.2
NORMAL Mode
8.4.1.3
SLEEP Mode
8.4.2
SLEEP+ Mode
8.4.3
HIBERNATE Mode
8.5
Programming
8.5.1
Standard Data Commands
8.5.2
Extended Data Commands
8.5.3
Communications
8.5.3.1
I2C Interface
8.5.3.2
I2C Time Out
8.5.3.3
I2C Command Waiting Time
8.5.3.4
I2C Clock Stretching
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
BAT Voltage Sense Input
9.2.2.2
SRP and SRN Current Sense Inputs
9.2.2.3
Sense Resistor Selection
9.2.2.4
TS Temperature Sense Input
9.2.2.5
Thermistor Selection
9.2.2.6
REGIN Power Supply Input Filtering
9.2.2.7
VCC LDO Output Filtering
9.2.3
Application Curves
10
Power Supply Recommendations
10.1
Power Supply Decoupling
11
Layout
11.1
Layout Guidelines
11.1.1
Sense Resistor Connections
11.1.2
Thermistor Connections
11.1.3
High-Current and Low-Current Path Separation
11.2
Layout Example
12
Device and Documentation Support
12.1
第三方产品免责声明
12.2
Documentation Support
12.2.1
Related Documentation
12.3
接收文档更新通知
12.4
支持资源
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
术语表
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
YZF|15
MXBG070J
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsai5c_oa
zhcsai5c_pm
1
特性
单节锂离子电池电量监测计位于系统主板上
集成了 2.5VDC LDO
外部低值 10mΩ 检测电阻
专利
Impedance Track™
技术
针对电池老化、自放电、温度和速率变化进行调节
报告剩余电量、充电状态 (SOC) 和电量耗尽时间
可选平滑滤波器
电池运行状态(老化)估算
支持容量高达 14500mAh 的嵌入式或可拆卸电池组
具备两个独立电池配置,支持电池组互换
微控制器外设支持
400kHz I
2
C 串行接口
32 字节暂用闪存 NVM
电池低数字输出警告
可配置 SOC 中断
外部热敏电阻、内部传感器或主机温度报告选项
小型 15 引脚、2610 × 1956µm、0.5mm 间距
NanoFree™
(DSBGA) 封装