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ST485BDR
+BOMIC TRANSCEIVER HALF 1/1 8SO
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제조업체ST마이크로일렉트로닉스(주)
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제조업체 부품 #ST485BDR
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데이터시트 ST485BDR DataSheet
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패키지 SO-8
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재고3761
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| Number of Drivers/Receivers | 1/1 |
| Duplex | Half |
| Receiver Hysteresis | 70 mV |
| Data Rate | 2.5Mbps |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
개요
Description
Key features of the ST485BDR may include low power consumption, high speed, and fail-safe mechanisms to ensure reliable communication. It typically operates at up to 5 Mbps, making it suitable for various applications, including networking equipment, industrial automation, and telecommunications.
The device usually includes protection against electrical surges and electromagnetic interference, which enhances its durability in harsh environments. It often comes in a small package, making it convenient for use in compact electronic systems.
Overall, the ST485BDR is valued for its efficiency and reliability in facilitating serial communication over extended distances.
Equivalent
Features
This transceiver is designed to handle harsh environments, offering a wide common-mode range and a robust ESD protection of up to ±15 kV. It typically consumes low power, featuring a low quiescent current to ensure efficiency in power-sensitive applications. The ST485BDR also has a fail-safe feature that ensures the receiver outputs are stable when the bus is idle, open, or shorted.
Its compact and surface-mountable package design makes it easy to integrate into various PCBs, saving space and reducing assembly time. The device is widely used in industrial automation, building automation, and other applications requiring reliable serial communication over long distances.
Pinout
1. RO (Receiver Output): Provides the received data output.
2. RE̅ (Receiver Output Enable): Active-low pin that enables or disables the receiver output.
3. DE (Driver Output Enable): Controls the driver outputs. When high, the driver is enabled; when low, the driver is disabled.
4. DI (Driver Input): Data input for the driver.
5. GND: Ground reference for the circuit.
6. A (Non-inverting Driver Output/Receiver Input): One of the differential signal lines.
7. B (Inverting Driver Output/Receiver Input): The other differential signal line.
8. VCC: Positive supply voltage for the transceiver.
The ST485BDR is optimized for low-power, high-speed communication over long distances and is widely used in industrial and commercial applications.
Manufacturer
Application
1. Industrial Automation: Facilitates robust communication between PLCs, sensors, and actuators.
2. Building Automation: Used in HVAC control and energy management systems for efficient data transmission.
3. Telecommunications: Supports data communication between network devices in telecom infrastructure.
4. Security Systems: Enables reliable data transfer in surveillance and alarm systems.
5. Embedded Systems: Integrates with microcontrollers for efficient serial communication in various devices.
6. Smart Grids: Utilized in energy distribution systems for monitoring and control.
These applications leverage the ST485BDR's capabilities for high-speed, noise-resistant communication.