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MAXIM INTEGRATED / ANALOG DEVICES MAX221EEAE RS-232 Transceiver

The MAX221E is a high-performance, low-power RS-232 transceiver with AutoShutdown and enhanced ESD protection up to +15kV. Powered by +5V, it features a dual charge pump, protected inputs and outputs, and guaranteed data rates of 250kbps. The device automatically enters low-power shutdown when the RS-232 cable is disconnected or peripheral is off, saving energy without BIOS modifications. Available in compact SSOP and TSSOP packages, it is ideal for industrial, telecommunication, and diagnostic applications, ensuring reliable, robust serial communication with excellent electrostatic immunity.

Authorized Distributors
Source:Newark
Part No:MAX221EEAE+
Stock:162
Inv Date:06-05-2026
Price: Unit price: $8.63
Buy/RFQ:
Source:DigiKey
Part No:MAX221EEAE+
Stock:1062
Inv Date:06-05-2026
Price: Unit price: $8.63
Buy/RFQ:
Part No:MAX221EEAE+
Stock:148
Inv Date:06-06-2026
Price: Unit price: $8.63
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX221EEAE RS-232 Transceiver Specifications:

  • Supply Voltage: +5V
  • ESD Protection: +15kV Human Body Model, +8kV IEC Contact Discharge, +15kV IEC Air-Gap Discharge
  • Maximum Data Rate: 250 kbps
  • Charge Pump Voltage: V+ and V- generated from +5V supply
  • Charge Pump Capacitors: 0.1uF for C1-C4, polarized or nonpolarized.
  • Operating Temperature Range: 0°C to +70°C (MAX221ECUE), -40°C to +85°C (MAX221EEUE)
  • Output Voltage Swing: 25-29V, driver loaded with 3kΩ to ground
  • Input Voltage Range (Receiver): -25V to +25V
  • Input Thresholds: Low 0.8V, High 2.4V
  • Output Resistance: 300Ω
  • Package Options: 16-pin SSOP, 16-pin TSSOP
  • Power Dissipation: Approximately 533-571mW at TA=+70°C
  • Current Consumption: 10mA (ICC), 1μA (Shutdown)
  • Rise and Fall Time: <200ns at 250kbps
  • Built-in AutoShutdown reduces power to 1μA when inactive
  • Connector Compatibility: 3-wire RS-232 with ESD protection
  • Application Suitability: industrial diagnostics, telecommunication equipment, setup boxes

Buy the Buy Maxim MAX221EEAE Part Number 250kbps RS-232 Transceiver with AutoShutdown Online

Purchase the Maxim MAX221EEAE RS-232 transceiver online to benefit from its high-speed data transfer capabilities, superior ESD protection, and automatic power-saving features. Designed for industrial and telecommunications applications, this device ensures robust serial communication with voltage levels up to +15kV ESD protection. Compact in size, it fits easily into space-constrained systems, providing seamless operation whether in diagnostics, set-top boxes, or industrial automation. Order today to improve your project's reliability and energy efficiency with this advanced RS-232 solution.

Order your Maxim MAX221EEAE RS-232 transceiver today and enhance your industrial communication systems with reliable, low-power performance.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX221EEAE?

You can click on the BUY or RFQ button to purchase MAX221EEAE from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX221EEAE?

You can download the MAX221EEAE datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX221EEAE?

MAXIM INTEGRATED / ANALOG DEVICES

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