ICL3223ECVZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3223ECVZ is a high-performance, 3.3V powered RS-232 transceiver IC. It is designed to facilitate bidirectional data communication between devices operating with different voltage levels.

Characteristics: - Supports RS-232 voltage levels - Operates with a single power supply of 3.3V - Provides ±15kV ESD protection on the RS-232 pins - Offers low power consumption - Supports data rates up to 250kbps - Compatible with various microcontrollers and UARTs

Package: The ICL3223ECVZ is available in a small form factor package known as VSSOP (Very Small Outline Package). This package ensures efficient space utilization on PCBs.

Essence: The essence of the ICL3223ECVZ lies in its ability to enable seamless communication between devices using RS-232 protocol, while operating at a lower voltage level of 3.3V.

Packaging/Quantity: The ICL3223ECVZ is typically sold in reels or tubes containing a specific quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

The key specifications of the ICL3223ECVZ are as follows:

• Supply Voltage: 3.0V to 5.5V
• Data Rate: Up to 250kbps
• Number of Channels: 1
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: ±15kV (Human Body Model)
• Package Type: VSSOP

Detailed Pin Configuration

The ICL3223ECVZ features a total of 16 pins, each serving a specific purpose. The detailed pin configuration is as follows:

1. VCC - Power supply voltage input
2. GND - Ground reference
3. T1OUT - Transmitter 1 output
4. R1IN - Receiver 1 input
5. R1OUT - Receiver 1 output
6. T1IN - Transmitter 1 input
7. SHDN - Shutdown control input
8. NC - No connection
9. C1+ - Capacitor connection for charge pump 1
10. C1- - Capacitor connection for charge pump 1
11. V+ - Positive voltage supply for charge pumps
12. R2OUT - Receiver 2 output
13. T2IN - Transmitter 2 input
14. T2OUT - Transmitter 2 output
15. R2IN - Receiver 2 input
16. C2+ - Capacitor connection for charge pump 2

Functional Features

The ICL3223ECVZ offers the following functional features:

• RS-232 signal level conversion
• Automatic power-down mode to conserve energy
• Enhanced ESD protection for robust communication
• Wide operating voltage range for compatibility with various systems
• Low power consumption for energy-efficient applications
• High data rate capability for fast and reliable communication

Advantages and Disadvantages

Advantages: - Enables communication between devices with different voltage levels - Provides ESD protection, ensuring device reliability - Compact package size for space-constrained designs - Low power consumption for energy-efficient operation - Wide operating temperature range for versatile applications

Disadvantages: - Limited to RS-232 protocol compatibility - Requires external capacitors for charge pump operation

Working Principles

The ICL3223ECVZ operates based on the principles of voltage level conversion and signal conditioning. It receives RS-232 signals from a transmitting device, converts them to the appropriate voltage level, and transmits them to the receiving device. Similarly, it receives RS-232 signals from the receiving device, converts them to the 3.3V logic level, and provides them to the microcontroller or UART.

Detailed Application Field Plans

The ICL3223ECVZ finds applications in various fields where bidirectional communication between devices operating at different voltage levels is required. Some of the detailed application field plans include:

1. Industrial Automation: Used for connecting PLCs (Programmable Logic Controllers) with peripheral devices such as HMIs (Human Machine Interfaces) and sensors.
2. Telecommunications: Facilitates communication between networking equipment, such as routers and switches, using RS-232 interfaces.
3. Medical Devices: Enables data exchange between medical instruments and control systems, ensuring accurate and reliable information transfer.
4. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and home automation systems to establish communication with external peripherals.
5. Automotive: Facilitates communication between automotive diagnostic tools and onboard vehicle systems for diagnostics and troubleshooting.

Detailed and Complete Alternative Models

In addition to the ICL3223