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TPS38700-Q1 Power-Supply Sequencer With I2C Support for Up to 12 Channels
SNVSBT6D
July 2021 – March 2025
TPS38700-Q1
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TPS38700-Q1 Power-Supply Sequencer With I2C Support for Up to 12 Channels
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
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Device State Diagram
7.3.2
Built-In Self Test and Configuration Load
7.3.3
CLK32K
7.3.4
BACKUP State
7.3.5
FAILSAFE State
7.3.6
Transitioning Sequences
7.3.6.1
Sequence 1: Power Up
7.3.6.2
Sequence 2: Emergency Power Down
7.3.6.3
Sequence 3: Sleep Entry
7.3.6.4
Sequence 4: Sleep Exit
7.3.6.5
Sequence 5 & 6: Power Down from Active and Sleep States
7.3.6.6
Sequence 7: Sleep Exit Due to NRST_IN
7.3.6.7
Sequence 8: RESET Due to NRST_IN
7.3.6.8
Sequence 9: Failsafe Power Down
7.3.6.9
Output Sequencing
7.3.7
I2C
7.3.7.1
Packet Error Checking (PEC)
7.4
Register Map Table
7.4.1
Register Descriptions
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Automotive Multichannel Sequencer and Monitor
8.2.2
Design Requirements
8.2.3
Detailed Design Procedure
8.2.4
Application Curves
8.3
Power Supply Recommendations
8.3.1
Power Supply Guidelines
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Nomenclature
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RGE|24
MPQF124G
Thermal pad, mechanical data (Package|Pins)
RGE|24
QFND723
Orderable Information
snvsbt6d_oa
snvsbt6d_pm
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