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TPS389C03-Q1 Multichannel Overvoltage and Undervoltage I2C Programmable Voltage Supervisor and Monitor with Q&A Watchdog
SNVSCC2G
November 2022 – January 2025
TPS389C03-Q1
PRODUCTION DATA
CONTENTS
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TPS389C03-Q1 Multichannel Overvoltage and Undervoltage I2C Programmable Voltage Supervisor and Monitor with Q&A Watchdog
1
1
Features
2
Applications
3
Description
4
Device Comparison
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
6.5
Electrical Characteristics
6.6
Timing Requirements
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
I2C
7.3.2
Maskable Interrupt (AMSK)
7.3.3
VDD
7.3.4
MON
7.3.5
NRST
7.3.6
NIRQ
7.3.7
ADC
7.3.8
Packet Error Checking (PEC)
7.3.9
Q&A Watchdog
7.3.9.1
Question and Token Generation
7.3.9.2
Q&A Watchdog Open and Close Window Delay
7.3.9.3
Q&A Watchdog Status Register
7.3.9.4
Q&A Watchdog Timing
7.3.9.5
Q&A Watchdog State Machine and Test Program
7.3.10
Error Signal Monitoring (ESM)
7.3.10.1
ESM Timing
7.3.11
Register Protection
7.4
Device Functional Modes
7.4.1
Built-In Self Test and Configuration Load
7.4.1.1
Notes on BIST Execution
7.4.2
TPS389C03-Q1 Power ON
8
Register Maps
8.1
Registers Overview
8.1.1
BANK0 Registers
8.1.2
BANK1 Registers
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Automotive Multichannel Sequencer and Monitor
9.2.2
Design Requirements
9.2.3
Detailed Design Procedure
9.2.4
Application Curves
9.3
Power Supply Recommendations
9.3.1
Power Supply Guidelines
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Device Nomenclature
10.2
Documentation Support
10.3
Receiving Notification of Documentation Updates
10.4
Support Resources
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RTE|16
MPQF149D
Thermal pad, mechanical data (Package|Pins)
RTE|16
QFND630A
Orderable Information
snvscc2g_oa
snvscc2g_pm
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Data Sheet
TPS389C03-Q1
Multichannel Overvoltage and Undervoltage I
2
C Programmable Voltage Supervisor and Monitor with Q&A Watchdog