Analog Devices Inc./Maxim Integrated Tariff Inquiry

MAX232EEPE

MAX232EEPE Description

The MAX232EEPE from Analog Devices Inc./Maxim Integrated is a dual-driver/dual-receiver RS-232 transceiver designed for serial communication in industrial and embedded systems. Housed in a 16-pin DIP (Through Hole) package, this IC operates within a 4.5V to 5.5V supply range and supports full-duplex communication at 120Kbps. It integrates charge-pump voltage converters, eliminating the need for external ±12V supplies, simplifying design while ensuring compliance with RS-232 standards. Though marked Obsolete, it remains a reliable choice for legacy systems due to its robustness and 500mV receiver hysteresis, enhancing noise immunity in electrically noisy environments.

MAX232EEPE Features

• Dual Drivers/Receivers: Supports two independent RS-232 channels for bidirectional communication.
• Integrated Charge Pump: Generates ±7.5V from a single 5V supply, reducing external component count.
• High Noise Immunity: 500mV hysteresis ensures stable signal reception in noisy conditions.
• Wide Operating Voltage: 4.5V–5.5V compatibility suits diverse power supply configurations.
• Full-Duplex Operation: Enables simultaneous transmission and reception for efficient data exchange.
• Through-Hole Packaging: 16-DIP form factor facilitates prototyping and legacy system integration.
• Compliance: Meets RS-232 protocol standards and is REACH Unaffected, ensuring environmental regulation adherence.

MAX232EEPE Applications

The MAX232EEPE excels in applications requiring robust serial communication:

• Industrial Control Systems: Interfaces PLCs, sensors, and actuators with RS-232 ports.
• Embedded Systems: Connects microcontrollers (e.g., 8051, AVR) to PCs or peripherals.
• Legacy Equipment Upgrades: Replaces outdated RS-232 interface components in medical or test instruments.
• Point-of-Sale (POS) Terminals: Facilitates reliable data exchange between peripherals and host systems.
• Telecommunication Devices: Used in modems and routers for serial debugging or configuration.

Conclusion of MAX232EEPE

The MAX232EEPE is a proven RS-232 transceiver offering simplicity, noise resilience, and cost-effectiveness for legacy and industrial designs. Its integrated charge pump and full-duplex capability reduce board space and BOM complexity, while 500mV hysteresis ensures reliable performance in challenging environments. Though obsolete, its through-hole packaging and Analog Devices/Maxim pedigree make it a trusted solution for maintenance, repairs, or low-volume production where modern alternatives are unsuitable. Ideal for engineers seeking a no-compromise RS-232 interface with minimal external dependencies.