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STMicroelectronics Line Transceiver, 3 State, Non-Inverting, 8-Pin SOIC, 4.75-7V Supply, 210ns Propagation Delay 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
- The device operates with a supply voltage range of 4.75 to 7 volts.
- Supports a single channel with 4 mA high and low-level output currents.
- Maximum propagation delay time at capacitive load is 210 nanoseconds.
- Designed to comply with RS-422 and RS-485 communication standards.
- Operating temperature range from -55°C to 125°C for industrial use.
- Surface-mount 8-pin SOIC package suitable for compact PCB design.
- Low supply current of 900 μA enhances energy efficiency.
- Non-inverting polarity for straightforward signal interpretation.
Product Description
STMicroelectronics ST485BDR is a high-performance line transceiver designed to meet industrial communication standards RS-422 and RS-485. This transceiver operates over a supply voltage range of 4.75V to 7V and offers a non-inverting output with three states, optimizing signal integrity in differential communication applications.
Packaged in an 8-pin SOIC surface-mount configuration, the device is ideal for compact PCB designs and automated assembly. It supports a single communication channel with consistent 4 mA high and low-level output currents to drive bus lines effectively.
The device features a maximum propagation delay of 210 nanoseconds at capacitive loads, ensuring reliable and timely signal transitions in high-speed data communication scenarios. Its operating temperature range of -55°C to 125°C makes it suitable for harsh industrial, automotive, and commercial environments.
With a low supply current of 900 μA, the ST485BDR minimizes power consumption, supporting energy-efficient system designs. The line transceiver polarity is non-inverting, facilitating straightforward signal interpretation within RS-422 and RS-485 interface networks.
The device supports differential input types for noise-resistant data communication. Compliant with key standards RS-422 and RS-485 for broad industrial applicability. Surface mount technology (SMT) for easy integration into modern PCBs.
Operating temperature range suitable for industrial and automotive applications. Low quiescent current optimizes system power efficiency. Compact 8-pin SOIC package simplifies circuit layout and manufacturing. High-reliability for communication within industrial and automation systems.
This STMicroelectronics ST485BDR line transceiver is essential for precision communication link design, particularly in industrial automation, process control, and data acquisition equipment. It enables stable, low-noise, differential data transmission with minimal delay and power consumption. EnvMart customers looking for reliable RS-422/RS-485 transceiver solutions will find this product aligns with stringent quality and performance requirements.
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Frequently Asked Questions
The ST485BDR operates with a supply voltage range of 4.75V to 7V.
The maximum propagation delay time at capacitive load for the ST485BDR is 210 nanoseconds.
This model supports a single communication channel.
The operating temperature range for the ST485BDR is from -55°C to 125°C.
It provides a 3 State output type, which is non-inverting.
The maximum high-level output current for the ST485BDR is 4 mA.
This line transceiver is packaged in an 8-pin SOIC surface-mount configuration.
The device is designed to comply with RS-422 and RS-485 communication standards.
The supply current for this model is 900 μA, which enhances energy efficiency.
It utilizes a differential input type for noise-resistant data communication.
The logic function of this device is a transceiver.
The country of origin for the ST485BDR is India.
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