ZHCS051D
April 2011 – March 2019
UCD9090
PRODUCTION DATA.
1
特性
2
应用
3
说明
典型应用
4
修订历史记录
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
Electrical Characteristics
6.6
I2C/Smbus/PMBus Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
TI Fusion User Interface (UI)
7.3.2
PMBus Interface
7.3.3
Rail Configuration
7.4
Device Functional Modes
7.4.1
Power-Supply Sequencing
7.4.1.1
Turn-On Sequencing
7.4.1.2
Turn-Off Sequencing
7.4.1.3
Sequencing Configuration Options
7.4.2
Pin-Selected Rail States
7.4.3
Monitoring
7.4.3.1
Voltage Monitoring
7.4.3.2
Current Monitoring
7.4.3.3
Remote Temperature Monitoring and Internal Temperature Sensor
7.4.3.4
Temperature by Host Input
7.4.4
Fault Responses and Alert Processing
7.4.5
Shut Down All Rails and Sequence On (Resequence)
7.4.6
GPIOs
7.4.7
GPO Control
7.4.8
GPO Dependencies
7.4.8.1
GPO Delays
7.4.8.2
State Machine Mode Enable
7.4.9
GPI Special Functions
7.4.10
Power-Supply Enable Pins
7.4.11
Cascading Multiple Devices
7.4.11.1
Connecting the GPIO Pin to a PMBus_CNTRL Pin
7.4.11.2
Connecting the GPIO Pin to a MON Pin
7.4.12
PWM Outputs
7.4.12.1
FPWM1-8
7.4.12.2
PWM1-2
7.4.13
Programmable Multiphase PWMs
7.4.14
Margining
7.4.14.1
Open-Loop Margining
7.4.14.2
Closed-Loop Margining
7.4.15
Run Time Clock
7.4.16
System Reset Signal
7.4.17
Watch Dog Timer
7.4.18
Data and Error Logging to Flash Memory
7.4.19
Brownout Function
7.4.20
PMBus Address Selection
7.4.21
Device Reset
7.4.22
JTAG Interface
7.4.23
Internal Fault Management and Memory Error Correction (ECC)
7.5
Programming
7.5.1
Full Configuration Update While in Normal Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Estimating ADC Reporting Accuracy
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
接收文档更新通知
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
术语表
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
RGZ|48
MPQF123F
散热焊盘机械数据 (封装 | 引脚)
RGZ|48
QFND031W
订购信息
zhcs051d_oa
zhcs051d_pm
1
特性
可对 10 个电压轨进行监控和排序
所有电压轨每 400μs 进行一次采样
具有 2.5V、0.5% 内部 V
REF
的 12 位 ADC
排序基于时间、电压轨及引脚相关性
每个监控器具有 4 个可编程欠压和过压阈值
每个监控器可提供非易失性误差及峰值日志记录(多达 30 个故障详细条目)
针对 10 个电压轨的闭环裕度调节能力
裕度输出可调节轨电压以匹配用户定义的裕度阈值
可编程的看门狗计时器和系统复位
灵活的数字 I/O 配置
引脚选择电压轨状态
级联多个器件
多相位 PWM 时钟发生器
时钟频率为 15.259kHz 至
125MHz
能够为同步开关模式电源配置独立的时钟输出
JTAG和I
2
C/SMBus/PMBus™接口