ICL3221ECAZA-T

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3221ECAZA-T is a high-speed, 3.0V to 5.5V powered RS-232 transceiver IC. It is designed for interfacing between low-voltage logic and RS-232 communication signals.

Characteristics: - High-speed data rates up to 250kbps - Low power consumption - ESD protection on RS-232 pins - Wide operating voltage range - Small package size

Package: The ICL3221ECAZA-T is available in a 16-pin SSOP (Shrink Small Outline Package) with a body size of 5.3mm x 6.2mm.

Essence: This IC serves as a bridge between low-voltage logic circuits and RS-232 communication signals, enabling reliable serial communication between devices operating at different voltage levels.

Packaging/Quantity: The ICL3221ECAZA-T is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 250kbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1 (Single)
• Interface Standards: RS-232

Detailed Pin Configuration

The ICL3221ECAZA-T has a total of 16 pins. The pin configuration is as follows:

1. VCC - Power supply voltage
2. GND - Ground reference
3. T1OUT - Transmitter output
4. R1IN - Receiver input
5. R1OUT - Receiver output
6. T1IN - Transmitter input
7. SHDN - Shutdown control input
8. NC - No connection
9. NC - No connection
10. NC - No connection
11. NC - No connection
12. NC - No connection
13. NC - No connection
14. NC - No connection
15. NC - No connection
16. VCC - Power supply voltage

Functional Features

• High-speed data transmission: The ICL3221ECAZA-T supports data rates up to 250kbps, allowing for fast and efficient communication.
• Low power consumption: This IC is designed to minimize power consumption, making it suitable for battery-powered devices.
• ESD protection: The RS-232 pins of the ICL3221ECAZA-T are equipped with Electrostatic Discharge (ESD) protection, ensuring robustness against transient voltage spikes.
• Wide operating voltage range: With a voltage range of 3.0V to 5.5V, this IC can be used in various applications with different power supply voltages.

Advantages and Disadvantages

Advantages: - High-speed data rates enable quick data transfer. - Low power consumption prolongs battery life in portable devices. - ESD protection ensures reliability in harsh environments. - Wide operating voltage range allows for versatile applications.

Disadvantages: - Limited to RS-232 interface standard, not compatible with other communication protocols. - Requires additional level shifting circuitry for interfacing with logic circuits operating at different voltage levels.

Working Principles

The ICL3221ECAZA-T operates by converting the logic-level signals from the connected device into RS-232 voltage levels. It uses internal charge pumps to generate the required voltage levels for RS-232 communication. The transmitter section converts the logic-level signals into RS-232 voltage levels for transmission, while the receiver section converts the received RS-232 signals back into logic-level signals.

Detailed Application Field Plans

The ICL3221ECAZA-T is commonly used in various applications, including but not limited to: - Industrial automation systems - Point-of-sale terminals - Networking equipment - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the ICL3221ECAZA-T are: - MAX3232ECAE+ - SP3232EEN-L/TR - ADM3202ARNZ

These alternative models offer similar functionality and can be used as drop-in replacements for the ICL3221ECAZA-T in many applications.

In conclusion, the ICL3221ECAZA-T is a high-speed RS-232 transceiver IC designed for interfacing between low-voltage logic circuits and RS-232 communication signals. It offers advantages such as high-speed data transmission, low power consumption, ESD protection, and a wide operating voltage range. However, it is limited to the RS-232 interface standard and requires additional level shifting circuitry for compatibility with different voltage levels. It finds applications in various fields, and