ICL3223ECAZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3223ECAZ is a high-performance, 3.0V to 5.5V powered RS-232 transceiver. It is designed for use in applications requiring the conversion of logic-level signals to RS-232 voltage levels.

Characteristics: - Voltage Range: 3.0V to 5.5V - Package Type: 20-Lead SSOP - Operating Temperature Range: -40°C to +85°C - RoHS Compliant: Yes

Package and Quantity: The ICL3223ECAZ is available in a 20-Lead SSOP package. It is typically sold in reels or tubes containing multiple units.

Essence: The ICL3223ECAZ is an essential component for interfacing between logic-level signals and RS-232 voltage levels. It enables communication between devices operating at different voltage levels, ensuring reliable data transmission.

Specifications

The ICL3223ECAZ features the following specifications:

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 250kbps
• Number of Channels: 2
• Receiver Hysteresis: 300mV
• ESD Protection: ±15kV (Human Body Model)
• Low Power Shutdown Mode: <1μA

Pin Configuration

The pin configuration of the ICL3223ECAZ is as follows:

```

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| | --| VCC GND|-- --| R1IN T1OUT|-- --| R1OUT T1IN|-- --| R2IN T2OUT|-- --| R2OUT T2IN|-- --| C1OUT R2IN|-- --| C1IN R2OUT|-- --| C2OUT T2IN|-- --| C2IN T2OUT|-- --| SD SHDN|-- --| V+ V- |-- |___________| ```

Functional Features

The ICL3223ECAZ offers the following functional features:

• Logic-Level to RS-232 Voltage Level Conversion
• Two Independent Channels for Simultaneous Communication
• High-Speed Data Transmission up to 250kbps
• Receiver Hysteresis for Improved Noise Immunity
• ESD Protection for Enhanced Robustness
• Low Power Shutdown Mode for Power Saving

Advantages and Disadvantages

Advantages: - Wide voltage range compatibility (3.0V to 5.5V) - High-speed data transmission capability - ESD protection ensures device reliability - Low power shutdown mode for power-saving applications

Disadvantages: - Limited to RS-232 communication, not suitable for other protocols - Requires external components for complete functionality

Working Principles

The ICL3223ECAZ operates by converting logic-level signals from a microcontroller or other digital devices into RS-232 voltage levels. It utilizes internal charge pumps to generate the required voltage levels for RS-232 communication. The transceiver incorporates hysteresis in the receiver circuitry to improve noise immunity and ensure reliable data reception.

Detailed Application Field Plans

The ICL3223ECAZ finds application in various fields where conversion between logic-level signals and RS-232 voltage levels is required. Some of the common application areas include:

1. Industrial Automation: Used in PLCs (Programmable Logic Controllers) and industrial control systems for communication with RS-232 devices.
2. Telecommunications: Enables communication between microcontrollers and RS-232-based modems or routers.
3. Embedded Systems: Facilitates connectivity between microcontrollers and RS-232 peripherals such as barcode scanners, printers, and displays.
4. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and home automation systems for RS-232 communication.

Detailed and Complete Alternative Models

1. MAX3232ECAZ: Similar to the ICL3223ECAZ, this IC also provides logic-level to RS-232 voltage level conversion. It offers a wider operating voltage range of 3.0V to 5.5V and is available in a 20-Lead SSOP package.
2. SP3232ECAZ-L/TR: This IC is another alternative with similar functionality. It operates at a voltage range of 3.0V to 5.5V and comes in a 20-Lead SSOP package.

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the ICL3223ECAZ is a high-performance RS-232 transceiver that enables seamless communication between logic-level signals