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STMicroelectronics Line Transceiver IC, 3 State, Non-Inverting, 8-Pin SOIC, Differential Input, RS-422 RS-485 ST485BDR
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Model | ST485BDR |
| Mount Type | Surface |
| Output type | 3 State |
| Series | ST485 |
| Input Type | Differential |
| Maximum Operating Temperature | 125°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -55°C |
| Polarity | Non-Inverting |
| IC Type | Line Transceiver IC |
| Number Of Channels | 1 |
| Standards/Approvals | RS-422, RS-485 |
| Pin Count | 8 |
| Maximum Supply Voltage | 7V |
| Logic Function | Transceiver |
| Minimum Supply Voltage | 4.75V |
| Maximum High Level Output Current | 4mA |
| Maximum Propagation Delay Time @ CL | 210ns |
| Supply Current | 900μA |
Key Features
- Operates with a minimum supply voltage of 4.75V and maximum of 7V.
- Supports differential input and 3-state output for flexible interfacing.
- Compliance with RS-422 and RS-485 standards for reliable line communication.
- Maximum propagation delay time of 210ns ensuring efficient signal transmission.
- Designed for operation in temperature ranges from -55°C to 125°C.
- Compact surface mount package with 8 pins for easy PCB integration.
- Maximum output current of 4mA for both high and low-level outputs.
- Low supply current consumption at 900μA for energy-efficient designs.
Product Description
STMicroelectronics ST485BDR is a specialized Line Transceiver IC designed for reliable data communication on multipoint bus systems. Featuring a 3-state output and non-inverting polarity, this device operates within a supply voltage range of 4.75 to 7 volts, ensuring compatibility with a variety of industrial and commercial applications.
Encased in an 8-Pin Small Outline Integrated Circuit (SOIC) package, the transceiver offers a differential input type suitable for RS-422 and RS-485 communication protocols widely used in networking, industrial automation, and serial data transmission.
The device provides robust transmission characteristics highlighted by a maximum propagation delay time of 210 nanoseconds, which maintains data integrity and speed across connected systems. With a maximum high and low-level output current of 4 milliamps and a low supply current of only 900 microamps, it emphasizes power efficiency without sacrificing performance.
The IC is rated for operation across a broad temperature range from -55 degrees Celsius to 125 degrees Celsius, making it suitable for harsh environments including industrial, manufacturing, and automotive electronics applications.
The compact surface mount device package facilitates easy installation on PCBs, supporting modern manufacturing and assembly processes. It is a vital component in systems requiring high noise immunity and reliable data transmission on long cable lengths.
Operates from 4.75V to 7V supply voltage range. Provides 3-state output and non-inverting polarity. Supports RS-422 and RS-485 communication standards. Maximum propagation delay of 210ns at CL. Wide operating temperature from -55°C to 125°C.
Low supply current of 900μA supporting energy-efficient designs. 8-Pin SOIC surface mount package.
This STMicroelectronics ST485BDR Line Transceiver IC is suitable for integration in electronic, industrial, HVAC, networking, and control systems requiring dependable communication performance.
Browse EnvMart's Electronics & Electricals category for more semiconductor and interface IC options compatible with professional-grade applications.
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Frequently Asked Questions
This model operates with a supply voltage range of 4.75V to 7V.
It supports RS-422 and RS-485 communication standards, making it suitable for reliable data transmission.
The maximum propagation delay time is 210 nanoseconds, ensuring efficient signal transmission.
This unit is designed to operate within a temperature range of -55°C to 125°C.
The maximum output current for both high and low-level outputs is 4 milliamps.
It has a low supply current consumption of 900 microamps, supporting energy-efficient designs.
This line transceiver IC features a single channel configuration.
It comes in an 8-pin Small Outline Integrated Circuit (SOIC) package for easy PCB integration.
The input type is differential, which is suitable for the supported communication standards.
Yes, the ST485BDR is designed for surface mounting, facilitating modern manufacturing processes.
The logic function of this IC is that of a transceiver, allowing for bidirectional communication.
The country of origin for this model is India.
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