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ADM242ARZ

Name: ADM242ARZ
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 18SOIC

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製造商。部分 #ADM242ARZ
包 SOIC-18
資料表 ADM242ARZ DataSheet
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規格

Package	Tube
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	2/2
Duplex	Full
ReceiverHysteresis	400 mV
DataRate	200kbps
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	18-SOIC (0.295, 7.50mm Width)

概述

Description

The ADM242ARZ is a high-speed, isolated RS-232 transceiver designed for reliable serial communication in industrial applications. It operates over a wide voltage range (3.3V to 5V) and provides electrical isolation between the data lines and the power supply, enhancing safety and reducing noise. The device supports data rates up to 250 kbps and features a small package size for compact designs.
Key features include integrated isolation barrier technology, low power consumption, and robust performance over temperature ranges. The ADM242ARZ is suitable for applications such as remote monitoring, control systems, and any scenario where electrical isolation is critical. The device is available in a 16-lead SOIC package, making it easy to integrate into various circuit designs. Overall, the ADM242ARZ is an effective solution for achieving reliable RS-232 communication while ensuring safety and signal integrity in electrically noisy environments.

Features

The ADM242ARZ is a high-speed, full-duplex RS-232 transceiver designed for data communication. Key features include:
1. Voltage Supply: Operates from a single 3V to 5.5V supply.
2. Data Rate: Supports data rates up to 250 kbps.
3. Driver and Receiver: Contains two drivers and two receivers, allowing for full-duplex communication.
4. Temperature Range: Specified for operation over a -40°C to +85°C temperature range.
5. Integrated Charge Pump: Includes an internal charge pump for voltage level shifting, enabling RS-232 signal levels.
6. Low Power Consumption: Offers low quiescent current, making it suitable for battery-powered applications.
7. Small Package: Available in a compact 8-lead SOIC package, facilitating easy integration into various designs.
8. Protection: Features short-circuit protection and can withstand ±15 kV ESD on the RS-232 interface.
These features make the ADM242ARZ ideal for applications requiring reliable, high-speed communication in compact form factors.

Package

The ADM242ARZ is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package). This surface-mount package type is designed for compact applications, facilitating easier integration into printed circuit boards.

Pinout

The ADM242ARZ is a robust RS-485/RS-422 transceiver with a total of 8 pins. Its primary functions include:
1. TXD (Transmitter Data Input): Input for the data to be transmitted.
2. RXD (Receiver Data Output): Output for the received data.
3. RE (Receiver Enable): Active low input to enable the receiver.
4. DE (Driver Enable): Active high input to enable the driver.
5. A (Non-Inverting Output): Differential output for the positive side of the line.
6. B (Inverting Output): Differential output for the negative side of the line.
7. VCC: Supply voltage pin, typically +5V.
8. GND: Ground connection.
The ADM242ARZ is designed for high-speed, long-distance communication and features integrated protection against common-mode voltage, making it suitable for industrial applications.

Manufacturer

The ADM242ARZ is manufactured by Analog Devices, Inc. Analog Devices is a leading global semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, the company focuses on various applications, including automotive, communications, industrial, healthcare, and consumer electronics. Analog Devices is known for its innovative solutions in signal processing and data conversion, serving a wide range of markets with products that enhance the performance and efficiency of electronic systems.

Application

The ADM242ARZ is a dual-channel RS-485/RS-422 transceiver designed for high-speed communication over long distances. It is commonly used in industrial automation, process control, remote data acquisition, and telecommunications systems. Its robust design makes it suitable for applications in factory automation, robotics, networking, and building automation, where reliable data transmission in noisy environments is essential.

Equivalent

Equivalent products to the ADM242ARZ chip include the MAX1343, MAX1344, and SN75C185. These chips provide similar RS-485/RS-422 transceiver functionalities. Always check the specific electrical characteristics and pin configurations to ensure compatibility for your application.