SLLSFR1A
November 2023 – March 2024
THVD2412
,
THVD2442
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
ESD Ratings [IEC]
5.4
Recommended Operating Conditions
5.5
Thermal Information
5.6
Power Dissipation
5.7
Electrical Characteristics
5.8
Switching Characteristics_250kbps
5.9
Switching Characteristics_20Mbps
5.10
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
±70-V Fault Protection
7.3.2
Integrated IEC ESD and EFT Protection
7.3.3
Driver Overvoltage and Overcurrent Protection
7.3.4
Enhanced Receiver Noise Immunity
7.3.5
Receiver Fail-Safe Operation
7.3.6
Low-Power Shutdown Mode
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.1.1
Data Rate and Bus Length
8.2.1.2
Stub Length
8.2.1.3
Bus Loading
8.2.1.4
Transient Protection
8.2.2
Detailed Design Procedure
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
Device Support
9.1.1
Third-Party Products Disclaimer
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
Package Options
Mechanical Data (Package|Pins)
DRC|10
MPDS117L
Thermal pad, mechanical data (Package|Pins)
DRC|10
QFND013N
Orderable Information
sllsfr1a_oa
sllsfr1a_pm
1
Features
Meets or exceeds the requirements of the TIA/EIA-485A and TIA/EIA-422B standards
3V to 5.5V supply voltage
Differential output exceeds 2.1V for PROFIBUS compatibility with 5V supply
Bus I/O protection
±70V DC bus fault
±16kV HBM ESD
±8kV IEC 61000-4-2 contact discharge
±8kV IEC 61000-4-2 air-gap discharge
±4kV IEC 61000-4-4 fast transient burst
Full-duplex devices available in two speed grades
THVD2412: 250kbps
THVD2442: 20Mbps
Extended ambient temperature range: -40°C to 125°C
Extended operational common-mode range: ±25V
Enhanced receiver hysteresis for noise immunity
Low power consumption
Low shutdown supply current: < 10µA
Current during operation: < 5.6mA
Glitch-free power-up/down for hot plug-in capability
Open, short, and idle bus failsafe
Thermal shutdown
1/8 unit load (up to 256 bus nodes) in - 7V to 12V common mode range
Small 3mm x 3mm VSON package to save board space