Manufacturer Part Number
LT1785HN8#PBF
Manufacturer
Analog Devices
Introduction
The LT1785HN8#PBF is a robust RS422/RS485 transceiver from Analog Devices designed for data transmission over long distances and noisy environments.
Product Features and Performance
RS422 and RS485 transceiver
Half-duplex communication
1 Driver and 1 Receiver
Data rate of 250kbps
Receiver Hysteresis of 20 mV
Supports baud rates up to 250 kbps
Extended operating temperature range from -40°C to 125°C
Product Advantages
Robust design suitable for industrial applications
Thermal shutdown protection
Driver short-circuit protection
High impedance receiver input
Enhanced ESD protection
Key Technical Parameters
Supply Voltage range of 4.75V to 5.25V
Operating temperature range of -40°C to 125°C
Data rate max of 250kbps
Number of Drivers/Receivers: 1/1
Receiver Hysteresis: 20 mV
Quality and Safety Features
Fail-safe receiver for open, short, and terminated lines
Thermal protection with shutdown
Current limiting for driver overload protection
Compatibility
Compatibility with RS422 and RS485 standards
Interoperable with multiple transceivers in multi-point systems
Application Areas
Industrial control and automation
Data communication for factory environments
HVAC systems
Networked security systems
Remote monitoring and control
Product Lifecycle
Product status Active
Not nearing discontinuation
Availability of replacements or upgrades
Several Key Reasons to Choose This Product
High reliability for demanding industrial applications
Wide operating temperature suitable for harsh environments
Data integrity and noise immunity for long cable distances
Protection features increase system robustness
Compatible with widely used industry standards
Ease of integration in multi-point data transmission systems