SP485REN-L

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SP485REN-L

+BOM

IC TRANSCEIVER HALF 1/1 8SOIC

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  • 데이터시트 SP485REN-L DataSheet

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사양

속성 가치
Part Status Obsolete
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Half
Data Rate 5Mbps
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC

개요

Description

The SP485REN-L is a robust differential transceiver designed for serial communication applications. It supports RS-485 and RS-422 standards, allowing for reliable data transmission over long distances and in electrically noisy environments. This device operates from a single power supply, typically ranging from 3.0V to 5.5V, and features a low-power shutdown mode, making it energy-efficient.
Key specifications include a data rate of up to 2.5 Mbps, a wide common-mode voltage range, and a high input impedance that minimizes loading on the bus. The SP485REN-L is housed in a compact package, facilitating easy integration into various electronic circuits.
Applications include industrial automation, automotive networks, and building automation systems, where multi-point communication and robust performance are essential. Its built-in fail-safe feature ensures the bus remains operational even in the event of a line fault, making the SP485REN-L a reliable choice for modern communication needs.

Equivalent

Equivalent products to the SP485REN-L chip include the MAX1487, SN75176, and LTC2862. These chips are similar in functionality, offering RS-485/RS-422 communication capabilities. Always verify specifications like voltage, speed, and package type to ensure compatibility for your specific application.

Features

The SP485REN-L is a high-speed, low-power RS-485/RS-422 transceiver designed for communication in harsh environments. Key features include:
1. Data Rate: Supports data rates up to 2.5 Mbps for efficient data transmission.
2. Communication Range: Enables long-distance communication, up to 4000 feet at lower data rates.
3. Low Power Consumption: Operates with a low supply current of 120 µA in low-power mode, making it suitable for battery-powered applications.
4. Wide Supply Voltage: Operates from a single 3.3V to 5V power supply.
5. Fail-Safe Operation: Provides fail-safe receiver operation, ensuring a high logic level output in idle or disconnected states.
6. Thermal Protection: Features thermal shutdown to prevent damage in high-temperature conditions.
7. Bus Termination: Supports both half-duplex and full duplex communication modes.
8. Robust Design: Designed to withstand harsh electrical environments with built-in ESD protection.
These features make the SP485REN-L ideal for industrial automation, telecommunications, and other data communication applications where reliability and efficiency are critical.

Pinout

The SP485REN-L is a low-power RS-485/RS-422 transceiver. It comes in a 8-pin package. The pin count and their primary functions are as follows:
1. RO (Receiver Output) - Outputs the received data.
2. A (Non-Inverting Input) - Differential input for the transmitter.
3. B (Inverting Input) - Differential input for the transmitter.
4. DE (Driver Enable) - Activates the transmitter when high.
5. RE (Receiver Enable) - Activates the receiver when low.
6. GND (Ground) - Common ground reference.
7. VCC (Supply Voltage) - Power supply input.
8. D (Driver Output) - Outputs the transmitted data.
This device is designed for multi-point communication systems, providing robust performance in noisy environments.

Manufacturer

The SP485REN-L is manufactured by Skyworks Solutions, Inc. Skyworks is a semiconductor company that specializes in analog and mixed-signal semiconductors, particularly for wireless communication systems. They provide a range of products including amplifiers, sensors, and integrated circuits that are used in various applications such as mobile devices, automotive, and industrial markets. Skyworks focuses on enabling connectivity in the Internet of Things (IoT), smartphones, and other wireless devices, making them a key player in the semiconductor industry. The company is known for its commitment to innovation and high-performance solutions, supporting both consumer and commercial technology needs.

Application

The SP485REN-L is a low-power, half-duplex RS-485/RS-422 transceiver designed for robust communication in noisy environments. It is commonly used in industrial automation, process control, and remote sensor networks. Other application areas include building automation, HVAC systems, and data acquisition systems where long-distance, differential signaling is required. Its ability to operate over extended distances and in harsh conditions makes it ideal for multi-point communication in applications like telemetry and automation systems.

Package

The SP485REN-L is available in an 8-pin SOIC (Small Outline Integrated Circuit) package type.

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