Manufacturer Part Number
SN65HVD1785DRG4
Manufacturer
Texas Instruments
Introduction
The SN65HVD1785DRG4 is an RS422/RS485 transceiver from Texas Instruments designed for bidirectional data communication on balanced transmission lines.
Product Features and Performance
Half-duplex RS422/RS485 transceiver
50 mV typical receiver hysteresis for noise suppression
Data rates up to 115 Kbps for efficient communication
Supports bus-fault conditions up to ±36V
Product Advantages
Enhanced electrostatic discharge (ESD) protection
Thermal shutdown protection
Low power consumption mode for energy efficiency
Key Technical Parameters
Number of Drivers/Receivers: 1/1
Duplex: Half
Receiver Hysteresis: 50 mV
Data Rate: 115Kbps
Voltage - Supply: 4.5V to 5.5V
Operating Temperature: -40°C to 105°C
Quality and Safety Features
Thermal shutdown and overcurrent protection
Fail-safe receiver ensures a logic-high output if inputs are open, shorted, or idle
Compatibility
Compatible with RS422 and RS485 standards
Interoperable with multiple devices on a balanced transmission line
Application Areas
Industrial networks
Building automation
Telecommunication systems
Product Lifecycle
Discontinued at Digi-Key
Potential need to look for replacements or upgrades
Several Key Reasons to Choose This Product
Reliable data communication under harsh industrial environments
Supports long transmission lines with robust signaling
Enhanced ESD protection enhances the longevity of the device
Integrated protection features minimize need for external components
Wide operating temperature range for versatility in different applications
Low power consumption for energy-sensitive applications
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