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RENESAS ICL3221EIVZ RS-232 Transceiver

The ICL3221EIVZ is an advanced RS-232 transceiver device operating from a single 3.0V to 5.5V supply. It features ESD protection up to +15kV, low power consumption, and on-chip voltage converters requiring only four external 0.1μF capacitors. It guarantees at least 250kbps data rate with high noise immunity, and supports automatic and manual power-down modes, making it ideal for portable, battery-powered systems like laptops, PDAs, and peripherals. Its compact 28-lead TSSOP package ensures space-efficient integration in various communication applications.

Authorized Distributors
Source:DigiKey
Part No:ICL3221EIVZ
Stock:1535
Inv Date:06-07-2026
Price: Unit price: $2.34
Buy/RFQ:
Part No:ICL3221EIVZ
Stock:0
Inv Date:06-08-2026
Price: Unit price: $1.86
Buy/RFQ:
Part No:ICL3221EIVZ
Stock:0
Inv Date:06-07-2026
Price: Unit price: $0.885
Buy/RFQ:

RENESAS ICL3221EIVZ RS-232 Transceiver Specifications:

  • Supply Voltage: 3.0V to 5.5V
  • ESD Protection: +15kV (IEC61000-4-2 Air Gap and Human Body Model)
  • Data Rate: guaranteed at 250kbps
  • Number of Transmitters: 3
  • Number of Receivers: 5
  • Transmitter Output Levels: RS-232, ±12V swing loaded with 3kΩ load
  • Receiver Input Voltage Range: -25V to +25V
  • Input Logic Thresholds: Low at 0.6-1.2V (3.3V), 0.8-1.5V (5V); High at 1.5-2.4V (3.3V), 1.8-2.4V (5V)
  • Power Consumption in Power-Down: approximately 1μA
  • Package: 28-lead TSSOP
  • Operating Temperature Range: -40°C to +85°C
  • Includes automatic power-down on cable removal or device shutdown
  • Supports high data rates with guaranteed noise immunity
  • Built-in charge pumps require only four external tiny capacitors
  • Supports mixed 3.3V/5V logic systems and fully compliant with RS-232 standards

Buy the Intersil ICL3221EIVZ – Reliable RS-232 Transceiver for Industrial Applications

Purchase the Intersil ICL3221EIVZ online today to integrate a reliable, low-power RS-232 transceiver into your portable, embedded, or industrial communication systems. This device offers proven ESD protection up to +15kV, guarantees 250kbps data rates, and features automatic and manual power-down modes to save energy. Its compact 28-lead TSSOP package makes it ideal for space-constrained designs, including laptops, PDAs, and peripheral interfaces. Get top-quality RS-232 connectivity with minimal external components—order now and streamline your project development with trusted performance.

Order your Intersil ICL3221EIVZ today and experience dependable RS-232 communication for portable and industrial systems.

Frequently Asked Questions

Where can I buy RENESAS ICL3221EIVZ?

You can click on the BUY or RFQ button to purchase ICL3221EIVZ from an authorized RENESAS distributor.

How do I troubleshoot issues or seek technical support for part ICL3221EIVZ?

You can download the ICL3221EIVZ datasheet or visit the RENESAS website for support.

Who is the manufacturer of ICL3221EIVZ?

RENESAS

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