SLLSFX5A
March 2026 – October 2026
TLIN821-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Power Supply Characteristics
5.6
Electrical Characteristics
5.7
AC Switching Characteristics
5.8
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
LIN
7.3.1.1
LIN Transmitter Characteristics
7.3.1.2
LIN Receiver Characteristics
7.3.1.2.1
Termination
7.3.2
TXD
7.3.3
RXD
7.3.4
VSUP
7.3.5
GND
7.3.6
EN
7.3.7
WAKE
7.3.8
INH
7.3.9
Local Faults
7.3.10
TXD Dominant Time-Out (DTO)
7.3.11
Bus Stuck Dominant System Fault: False Wake-Up Lockout
7.3.12
Thermal Shutdown
7.3.13
Under Voltage on VSUP
7.3.14
Unpowered Device
7.4
Device Functional Modes
7.4.1
Normal Mode
7.4.2
Sleep Mode
7.4.3
Standby Mode
7.4.4
Wake-Up Events
7.4.4.1
Local Wake-Up (LWU) using the WAKE Input Terminal
7.4.4.2
Wake-Up Request (RXD)
8
Application Information Disclaimer
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedures
8.2.2.1
Normal Mode Application Note
8.2.2.2
TXD Dominant State Time-Out Application Note
8.2.2.3
Standby Mode Application Note
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
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
11
Mechanical, Packaging, and Orderable Information
Data Sheet
TLIN821-Q1 Automotive Fault-Protected LIN Transceiver with Inhibit and Wake