SLLSF20B
July 2019 – October 2021
THVD2410
,
THVD2450
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
ESD Ratings [IEC]
6.4
Recommended Operating Conditions
6.5
Thermal Information
6.6
Power Dissipation
6.7
Electrical Characteristics
6.8
Switching Characteristics: THVD2410
6.9
Switching Characteristics: THVD2450
6.10
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagrams
8.3
Feature Description
8.3.1
±70-V Fault Protection
8.3.2
Integrated IEC ESD and EFT Protection
8.3.3
Driver Overvoltage and Overcurrent Protection
8.3.4
Enhanced Receiver Noise Immunity
8.3.5
Receiver Fail-Safe Operation
8.3.6
Low-Power Shutdown Mode
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
Data Rate and Bus Length
9.2.1.2
Stub Length
9.2.1.3
Bus Loading
9.2.1.4
Transient Protection
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DRB|8
MPDS118K
DGK|8
MPDS028E
Thermal pad, mechanical data (Package|Pins)
DRB|8
QFND043N
Orderable Information
sllsf20b_oa
sllsf20b_pm
1
Features
Meets or exceeds the requirements of
the TIA/EIA-485A and TIA/EIA-422B standards
Functional Safety-Capable
Documentation available to aid functional safety system design
3-V to 5.5-V supply voltage
Differential output exceeds 2.1 V for PROFIBUS
compatibility with 5-V supply
Bus I/O protection
±70-V DC bus fault
±16-kV HBM ESD
±12-kV IEC 61000-4-2 contact discharge
±12-kV IEC 61000-4-2 air-gap discharge
±4-kV IEC 61000-4-4 fast transient burst
Half-duplex devices
available in two speed grades
THVD2410: 500 kbps
THVD2450: 50 Mbps
Extended ambient
temperature range: -40°C to 125°C
Extended operational
common-mode range: ±25 V
Enhanced receiver hysteresis
for noise immunity
Low power consumption
Low shutdown supply current: < 1 µA
Current during operation: < 5.6 mA
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)
Small VSON and VSSOP packages to save board space or SOIC for drop-in compatibility