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MAXIM INTEGRATED / ANALOG DEVICES MAX251CSD RS232 Isolated Interface

The MAX251CSD is an integrated isolated RS-232 driver and receiver set designed for high-noise data communication and industrial applications. It operates on a single +5V power supply and features optocoupler-based isolation, ensuring reliable data transfer across ground differentials. The device includes two line drivers and receivers with circuitry conforming to RS-232 standards, with high-speed optocouplers for enhanced data rates. Its compact design in a 14-lead small outline package makes it suitable for space-constrained systems requiring electrical isolation, noise immunity, and robust performance.

Authorized Distributors
Source:Newark
Part No:MAX251CSD+
Stock:56
Inv Date:06-05-2026
Price: Unit price: $11.1
Buy/RFQ:
Source:DigiKey
Part No:MAX251CSD+
Stock:1142
Inv Date:06-05-2026
Price: Unit price: $13.06
Buy/RFQ:
Part No:MAX251CSD+
Stock:180
Inv Date:06-06-2026
Price: Unit price: $12.42
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX251CSD RS232 Isolated Interface Specifications:

  • Supply Voltage Range: 4.5V to 5.5V
  • Maximum Power Dissipation: 375mW (Plastic DIP), 675mW (CERDIP)
  • Input Voltage Threshold High: 30V, Low: 1.2V
  • RS-232 Input Voltage Range: -80V to 30V
  • Output Voltage Range: -15V to 15V
  • Propagation Delay: Typical varies with temperature and load
  • Isolation Barrier Voltage: >1500 VAC/1sec
  • Operating Temperature Range: -65°C to +160°C
  • Package: 14 Lead Small Outline (SD) or CERDIP

Buy the Maxim Series MAX250 MAX251: MAX251CSD Isolated RS-232 Driver Receiver

Order the Maxim MAX251CSD online today to ensure your industrial systems have dependable, noise-immune RS-232 communication. This compact, high-speed isolated interface features optocoupler technology, supporting a single +5V supply and conforming to all RS-232 standards. Ideal for sensitive environments requiring electrical isolation and robust data transfer, the MAX251CSD offers simplified installation, high reliability, and enhanced noise immunity. Secure your order now and improve your system’s communication integrity with Maxim’s proven solutions.

Buy Maxim MAX251CSD now and experience reliable, high-speed isolated RS-232 communication for industrial and noise-sensitive systems.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX251CSD?

You can click on the BUY or RFQ button to purchase MAX251CSD from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX251CSD?

You can download the MAX251CSD datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX251CSD?

MAXIM INTEGRATED / ANALOG DEVICES

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