MAX238CWG

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MAX238CWG

+Nomenclature

IC TRANSCEIVER FULL 4/4 24SOIC

  • FabricantAnalog Equipment GmbH / intégration Maxim

  • Pièce fabricant #MAX238CWG

  • Fiche technique MAX238CWG DataSheet

  • En stock5471

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Spécifications

Attribut Valeur
Part Status Obsolete
Type Transceiver
Protocol RS232
Number of Drivers/Receivers 4/4
Duplex Full
Receiver Hysteresis 500 mV
Data Rate 120Kbps
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 24-SOIC (0.295", 7.50mm Width)
Supplier Device Package 24-SOIC
Base Product Number MAX238

Présentation

Description

The MAX238CWG is a specialized integrated circuit designed for RS-232 communication, facilitating voltage level conversion between TTL logic levels and RS-232 signal levels. This device is part of the MAX238 family, known for its low-power consumption and robust performance in serial communication applications.
Key features include a dual charge pump that generates the necessary positive and negative voltage levels for RS-232 signals, allowing for straightforward interfacing without the need for external components. The MAX238CWG can support data rates up to 120 kbps, making it suitable for a variety of communication tasks.
It is housed in a 20-pin wide SOIC package, ensuring easy integration into circuit designs. The MAX238CWG is ideal for applications such as microcontroller communication, data acquisition systems, and industrial automation. Its combination of efficiency, reliability, and ease of use makes it a popular choice for engineers designing serial communication systems.

Equivalent

The MAX238CWG is a dual RS-232 line driver/receiver. Equivalent products include:
1. MAX232: Standard dual driver/receiver.
2. SP232: Similar functionality with lower power consumption.
3. TC232: Another alternative with similar specs.
4. ADM213: Provides RS-232 interface with additional features.
5. SN75160: RS-232 compatible line driver/receiver.
Always verify compatibility in specific applications, including voltage levels and pin configurations.

Features

The MAX238CWG is a high-performance, low-power RS-232 transceiver designed for robust data communication. Key features include:
1. Dual-channel operation: Supports two independent RS-232 communication channels.
2. Data rates: Operates at data rates up to 250 kbps.
3. Low power consumption: Designed for battery-operated devices with a low supply current.
4. High speed: Achieves fast switching times, ensuring reliable communication.
5. Voltage level translation: Converts TTL/CMOS logic levels to RS-232 levels.
6. Wide supply voltage range: Operates from +3V to +5V, accommodating various applications.
7. Integrated capacitors: Internal charge pumps reduce external component count.
8. Enhanced ESD protection: Offers improved protection against electrostatic discharge, ensuring durability in harsh environments.
9. Small package: Available in a space-saving SOIC package, suitable for compact designs.
These features make the MAX238CWG ideal for applications in telecommunications, industrial control, and portable devices.

Pinout

The MAX238CWG is a dual RS-232 transceiver that typically comes in a 20-pin wide SOIC package. It is designed to interface between TTL/CMOS logic levels and RS-232 levels, facilitating serial communication.
The pin count is 20, and the functions of the pins include:
1. V+ (Pin 1): Positive power supply.
2. GND (Pin 2): Ground reference.
3. T1IN (Pin 3): Transmit data input from the TTL side.
4. R1OUT (Pin 4): Receive data output to the TTL side.
5. T1OUT (Pin 5): Transmit data output to the RS-232 side.
6. R1IN (Pin 6): Receive data input from the RS-232 side.
7. T2IN (Pin 7): Second transmit data input.
8. R2OUT (Pin 8): Second receive data output.
9. T2OUT (Pin 9): Second transmit data output.
10. R2IN (Pin 10): Second receive data input.
Additional pins include various control and disable functions. The transceiver is suitable for applications requiring efficient signal conversion for serial communication.

Manufacturer

The MAX238CWG is manufactured by Maxim Integrated, which is a company specializing in analog and mixed-signal integrated circuits (ICs). Founded in 1983, Maxim Integrated focuses on developing innovative solutions for a wide range of applications, including automotive, industrial, communications, and consumer electronics. The company is known for its high-performance analog products, power management solutions, and interface ICs. In 2021, Maxim Integrated was acquired by Analog Devices, Inc. (ADI), further expanding ADI's portfolio in the analog semiconductor market. Maxim continues to operate under its brand, offering a variety of ICs that cater to the needs of engineers and designers in the electronics industry.

Application

The MAX238CWG is a dual RS-232 line driver/receiver designed for applications in serial communication. Key application areas include:
1. Embedded Systems: Facilitates UART communications between microcontrollers and peripheral devices.
2. Industrial Automation: Enables reliable data transfer in control systems and machinery.
3. Telecommunications: Used in modems and communication interfaces.
4. Data Acquisition Systems: Connects sensors and data loggers in remote monitoring applications.
5. Point-of-Sale Systems: Integrates with card readers and other transaction devices.
Its low power consumption and integrated capacitors make it suitable for battery-operated devices.

Package

The MAX238CWG is packaged in a wide, 16-pin TSSOP (Thin Shrink Small Outline Package). This package type offers a compact design suitable for surface mounting on PCBs, allowing for efficient use of space in electronic applications.

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