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ADM488ARZ

Name: ADM488ARZ
Rating: 4.7 (12 reviews)

RS-422/RS-485 Interface IC 5V Slew-Rate Ltd 250kbps Full Duplex

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規格

Packaging	Tube
Standard Pack Qty	98

概述

Description

The ADM488ARZ is a high-speed, low-power transceiver designed for RS-485/RS-422 communication. It facilitates robust differential signaling over long distances, making it suitable for applications in industrial automation, data acquisition, and telecommunications.
Key features include a data rate of up to 10 Mbps, a wide operating voltage range from 3.0V to 5.25V, and a wide temperature range, enabling reliable performance in various environments. The device supports half-duplex and full-duplex communication, and its low power consumption makes it ideal for battery-operated devices.
With built-in thermal shutdown and fault protection, the ADM488ARZ ensures safe operation in challenging conditions. It comes in a compact 8-lead SOIC package, facilitating easy integration into existing designs. Overall, the ADM488ARZ is a versatile and efficient choice for reliable serial communication in industrial and commercial applications.

Features

The ADM488ARZ is a low-power transceiver designed for RS-485 and RS-422 communication. Key features include:
1. Data Rates: Supports data rates up to 2.5 Mbps.
2. Operating Voltage: Functions within a supply voltage range of 3.0V to 5.5V.
3. Low Power Consumption: Draws only 100 µA in standby mode and around 500 µA during operation.
4. Receiver Sensitivity: Offers a high receiver sensitivity of ±200 mV.
5. Fail-Safe Design: Provides a fail-safe feature, ensuring a known output state in the absence of a differential input.
6. Integrated Protection: High ESD protection, withstanding up to ±15 kV for contact discharge.
7. Multiple Drivers/Receivers: Supports up to 32 transceivers on the bus, making it suitable for multi-point applications.
8. Temperature Range: Operates across a wide temperature range from -40°C to +85°C.
These features make the ADM488ARZ suitable for robust industrial applications and data transmission systems.

Package

The ADM488ARZ is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package) format.

Pinout

The ADM488ARZ is an RS-485/RS-422 transceiver with a total of 8 pins. Its primary functions include:
1. A and B (Pins 1 and 2): Differential data outputs for RS-485/RS-422 communication.
2. RO (Receive Out, Pin 3): Receives data output from the differential input.
3. RE (Receiver Enable, Pin 4): Active low input to enable the receiver.
4. DE (Driver Enable, Pin 5): Active high input to enable the driver.
5. DI (Driver Input, Pin 6): Data input for the driver.
6. VCC (Pin 7): Supply voltage for the transceiver (typically +5V).
7. GND (Pin 8): Ground connection.
The ADM488ARZ is designed for high-speed data transmission over long distances in noisy environments, supporting multi-point communications.

Manufacturer

The ADM488ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in data conversion, signal processing, and power management technologies. Founded in 1965 and headquartered in Norwood, Massachusetts, the company is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Analog Devices serves a wide range of industries, including telecommunications, automotive, industrial automation, and consumer electronics, providing solutions that enable the conversion and processing of real-world signals into digital data.

Application

The ADM488ARZ is a high-speed, transceiver for RS-485/RS-422 communication. Its application areas include industrial automation, motor control, remote monitoring systems, and data acquisition. It is commonly used in automated manufacturing, building automation systems, and in environments requiring robust, long-distance communication in noisy conditions.

Equivalent

Equivalent products to the ADM488ARZ chip include the SN75176, MAX3485, and LTC2862. These devices serve similar functions in differential signaling and are used for RS-485/RS-422 communication. Always check the specific specifications to ensure compatibility for your application.