ICL232CBE

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL232CBE is a dual RS-232 transceiver IC that is commonly used for serial communication between devices. It allows for bidirectional data transfer between a microcontroller or other digital device and a personal computer or other peripheral device.

Characteristics: - Voltage Level Conversion: The ICL232CBE converts the voltage levels of the signals transmitted between the microcontroller and the PC, ensuring compatibility between devices operating at different voltage levels. - Noise Suppression: It incorporates features to suppress noise and electromagnetic interference, ensuring reliable data transmission. - ESD Protection: The IC provides Electrostatic Discharge (ESD) protection, safeguarding the connected devices from potential damage caused by static electricity. - Low Power Consumption: The ICL232CBE is designed to operate with low power consumption, making it suitable for battery-powered applications.

Package: The ICL232CBE is available in a 16-pin DIP (Dual In-line Package) format.

Essence: The essence of the ICL232CBE lies in its ability to facilitate seamless communication between devices operating at different voltage levels, while providing noise suppression and ESD protection.

Packaging/Quantity: The ICL232CBE is typically packaged in tubes or reels, with quantities varying depending on the supplier.

Specifications

• Supply Voltage Range: +3.0V to +5.5V
• Data Rate: Up to 120 kbps
• Number of Channels: 2 (dual-channel)
• Operating Temperature Range: -40°C to +85°C
• Input/Output Logic Levels: TTL/CMOS compatible

Pin Configuration

The ICL232CBE has a total of 16 pins, which are assigned specific functions as follows:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. GND (Ground)
4. T1OUT (Transmitter 1 Output)
5. R1IN (Receiver 1 Input)
6. R1OUT (Receiver 1 Output)
7. T1IN (Transmitter 1 Input)
8. T2IN (Transmitter 2 Input)
9. R2OUT (Receiver 2 Output)
10. R2IN (Receiver 2 Input)
11. T2OUT (Transmitter 2 Output)
12. C1+ (Capacitor 1 Positive Terminal)
13. C1- (Capacitor 1 Negative Terminal)
14. C2- (Capacitor 2 Negative Terminal)
15. C2+ (Capacitor 2 Positive Terminal)
16. SHDN (Shutdown)

Functional Features

• Voltage Level Conversion: The ICL232CBE converts TTL/CMOS logic levels to RS-232 voltage levels and vice versa, enabling communication between devices with different voltage requirements.
• Noise Suppression: It incorporates internal filters and capacitors to suppress noise and electromagnetic interference, ensuring reliable data transmission.
• ESD Protection: The IC provides built-in protection against Electrostatic Discharge (ESD), safeguarding the connected devices from potential damage caused by static electricity.
• Shutdown Mode: The SHDN pin allows for the device to be put into a low-power shutdown mode when not in use, reducing power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for compatibility with various systems. - High data rate capability enables fast communication. - Integrated noise suppression ensures reliable data transmission. - ESD protection safeguards connected devices. - Low power consumption makes it suitable for battery-powered applications.

Disadvantages: - Limited number of channels (2) may not be sufficient for applications requiring multiple simultaneous connections. - Availability and pricing may vary depending on the supplier.

Working Principles

The ICL232CBE operates by converting TTL/CMOS logic levels to RS-232 voltage levels. It utilizes internal charge pumps to generate the required positive and negative voltages for RS-232 communication. The device incorporates noise suppression techniques, such as filters and capacitors, to ensure reliable data transmission. Additionally, it provides ESD protection to prevent damage from static electricity.

Application Field Plans

The ICL232CBE finds application in various fields where serial communication between devices is required. Some common application areas include: - Industrial automation - Telecommunications - Embedded systems - Robotics - Medical devices - Consumer electronics

Alternative Models

There are several alternative models available that offer similar functionality to the ICL232CBE. Some popular alternatives include: - MAX232 - SP232 - ADM232A - ST232

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

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