SLVS331I
December 2000 – October 2021
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
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
7.6
Timing Requirements
7.7
Switching Characteristics
7.8
Dissipation Ratings
7.9
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Voltage (VDD)
8.3.1.1
VDD Hysteresis
8.3.1.2
VDD Glitch Immunity
8.3.2
User-Programmable Watchdog Timer (WDI)
8.3.3
RESET Output
8.4
Device Functional Modes
8.4.1
Normal Operation (VDD > VIT)
8.4.2
Above Power-On Reset But Less Than Threshold (VPOR < VDD < VIT)
8.4.3
Below Power-On Reset (VDD < VPOR)
8.5
Programming
8.5.1
Implementing Window-Watchdog Settings
8.5.2
Programmable Window-Watchdog by Using an External Capacitor
8.5.3
Lower Boundary Calculation
8.5.4
Watchdog Software Considerations
8.5.5
Power-Up Considerations
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Related Links
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DBV|6
MPDS026P
サーマルパッド・メカニカル・データ
発注情報
slvs331i_oa
slvs331i_pm
1
Features
Window-watchdog with programmable delay and window ratio
6-Pin SOT-23 package
Supply current of 9 µA (Typical)
Power-on reset generator with a fixed delay time of 25 ms
Precision supply voltage monitor (V
IT
):
2.5 V, 3 V, 3.3 V, and 5 V
Open-drain reset output
Temperature range: –40°C to 85°C