The MAX239ENG+ is a versatile serial interface integrated circuit (IC) from Maxim Integrated, renowned for its reliability and performance in facilitating serial communication in a wide array of electronic applications. This IC is particularly designed to convert signals between serial and parallel interface specifications, making it an indispensable component in systems where communication between different digital devices is required.

Key Features

• Integrated Charge Pump Circuitry: The MAX239ENG+ includes on-chip charge pump circuitry which allows the IC to operate from a single +5V supply while generating the necessary RS-232 voltage levels (±10V).
• Multiple Drivers and Receivers: This device boasts five drivers and three receivers, providing the flexibility to interface with multiple RS-232 ports simultaneously.
• Low Power Consumption: Designed with power efficiency in mind, the MAX239ENG+ features a low-power shutdown mode that significantly reduces power consumption when not in active use.
• High Data Rate: Capable of supporting data rates up to 120 kbps, this IC is suitable for high-speed data communication.
• Electrostatic Discharge (ESD) Protection: The MAX239ENG+ is equipped with built-in ESD protection up to ±15kV, ensuring robustness and longevity in harsh environments.

Applications

The MAX239ENG+ is ideal for a range of applications that require reliable serial communication. It is commonly used in:

• Industrial control systems
• Data acquisition systems
• Point of sale (POS) terminals
• Networking equipment
• Peripheral device interfaces

Package and Quality

The MAX239ENG+ is offered in a 24-pin DIP (Dual In-line Package), ensuring easy integration into existing and new designs. Maxim Integrated is committed to delivering high-quality products, and this IC is no exception, with rigorous testing and quality assurance protocols in place to ensure its performance and reliability.