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MAXIM INTEGRATED / ANALOG DEVICES MAX3222CPN RS-232 Transceiver

The MAX3222CPN is a low-power RS-232 transceiver designed for serial communication applications. Operating from 3.0V to 5.5V supplies, it features a proprietary low-dropout transmitter output stage enabling true RS-232 performance at data rates up to 120kbps guaranteed, with typical operations up to 235kbps. It incorporates internal charge pumps with four external 0.1uF capacitors, providing both positive and negative voltages for RS-232 levels. The device includes a shutdown mode that reduces current to less than 1pA, with all outputs disabled. Its compact 20-pin SSOP package makes it ideal for portable and battery-powered systems such as modems, notebooks, and peripherals.

Authorized Distributors
Source:Newark
Part No:MAX3222CPN+
Stock:6
Inv Date:06-05-2026
Price: Unit price: $10.96
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Source:DigiKey
Part No:MAX3222CPN+
Stock:133
Inv Date:06-05-2026
Price: Unit price: $10.95
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Part No:MAX3222CPN+
Stock:96
Inv Date:06-06-2026
Price: Unit price: $10.95
Buy/RFQ:
Part No:MAX3222CPN+
Stock:3
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX3222CPN RS-232 Transceiver Specifications:

  • Supply Voltage: 3.0V to 5.5V
  • Maximum Data Rate: 120kbps guaranteed, typical 235kbps
  • Charge Pump Capacitors: Four external 0.1uF capacitors
  • Output Voltage Swing: ±5V typical in load conditions
  • Shutdown Current: Less than 1pA
  • Package: 20-pin SSOP
  • Transistor Count: 339
  • Operating Temperature Range: -40°C to +85°C
  • Charge Pump Output Voltages: +5.5V (doubling), -5.5V (inverting)
  • Input Voltage Range: -25V to +25V for receiver inputs
  • Output Resistance: 300Ω typical when loaded with 3kΩ to ground
  • Transition Slew Rate: 4 to 30 V/μs depending on load and mode
  • Power Dissipation: Up to 696mW in various packages
  • ESD Protection: 15kV

Buy the Maxim Series MAX3222: RS-232 Transceiver 3.0V to 5.5V: MAX3222CPN

Purchase the Maxim Series MAX3222CPN RS-232 transceiver today online and upgrade your serial communication setup with a low-voltage, high-speed, and space-saving solution. Designed for portable and battery-powered devices, it ensures robust RS-232 levels up to 235kbps with minimal current draw, even in shutdown mode. Its four external 0.1uF capacitors simplify design, making it ideal for modems, notebooks, and peripherals. Experience reliable performance, easy integration, and compact packaging—order now for fast delivery and technical support.

Order your Maxim Series MAX3222CPN low-power RS-232 transceiver today and enhance your serial communication systems with reliable, compact, and efficient design.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX3222CPN?

You can click on the BUY or RFQ button to purchase MAX3222CPN from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX3222CPN?

You can download the MAX3222CPN datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX3222CPN?

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