ICL3243CBZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3243CBZ-T is a high-performance, 3.3V powered RS-232 transceiver IC. It is designed to facilitate bidirectional communication between TTL logic and RS-232 interface standards.

Characteristics: - Voltage Level Translation: The ICL3243CBZ-T provides voltage level translation between the low-voltage TTL logic signals and the higher-voltage RS-232 signals. - ESD Protection: This IC offers enhanced Electrostatic Discharge (ESD) protection, ensuring robustness against transient voltage spikes. - Low Power Consumption: The ICL3243CBZ-T is designed to operate with minimal power consumption, making it suitable for battery-powered applications. - Wide Temperature Range: It can operate reliably over a wide temperature range, making it suitable for various environments. - RoHS Compliant: The ICL3243CBZ-T is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring its environmental friendliness.

Package: The ICL3243CBZ-T is available in a compact 20-pin SSOP (Shrink Small Outline Package) package, which allows for space-efficient integration into electronic circuits.

Essence: The essence of the ICL3243CBZ-T lies in its ability to provide seamless communication between TTL logic and RS-232 interfaces, enabling compatibility between different systems.

Packaging/Quantity: The ICL3243CBZ-T is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 3.3V
• Data Rate: Up to 1Mbps
• Number of Channels: 3
• Operating Temperature Range: -40°C to +85°C
• Input/Output Voltage Range: -0.3V to VCC + 0.3V
• ESD Protection: ±15kV (Human Body Model)
• Package Type: SSOP-20

Detailed Pin Configuration

The ICL3243CBZ-T features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. VCC - Power Supply Voltage
2. GND - Ground
3. T1OUT - Transmitter 1 Output
4. R1IN - Receiver 1 Input
5. R1OUT - Receiver 1 Output
6. T1IN - Transmitter 1 Input
7. T2OUT - Transmitter 2 Output
8. R2IN - Receiver 2 Input
9. R2OUT - Receiver 2 Output
10. T2IN - Transmitter 2 Input
11. T3OUT - Transmitter 3 Output
12. R3IN - Receiver 3 Input
13. R3OUT - Receiver 3 Output
14. T3IN - Transmitter 3 Input
15. DE - Driver Enable
16. RE - Receiver Enable
17. CTS - Clear To Send
18. RTS - Request To Send
19. EXTCLK - External Clock Input
20. NC - No Connection

Functional Features

The ICL3243CBZ-T offers the following functional features:

1. Bidirectional Communication: It enables bidirectional data transmission between TTL logic and RS-232 interfaces.
2. Automatic Power-Down: The IC includes an automatic power-down feature that reduces power consumption when not in use.
3. Enhanced ESD Protection: The integrated ESD protection guards against electrostatic discharge events, ensuring reliable operation.
4. Flow Control Support: The ICL3243CBZ-T supports hardware flow control signals (CTS and RTS) for efficient data flow management.
5. Multiple Channels: With three independent channels, the IC allows simultaneous communication with multiple devices.

Advantages and Disadvantages

Advantages: - Seamless TTL to RS-232 Interface Translation - Enhanced ESD Protection - Low Power Consumption - Wide Temperature Range Operation - RoHS Compliant

Disadvantages: - Limited to 3.3V Supply Voltage - Relatively Small Number of Channels

Working Principles

The ICL3243CBZ-T operates by translating the voltage levels between TTL logic and RS-232 interfaces. It uses internal circuitry to convert the low-voltage TTL logic signals into higher-voltage RS-232 signals and vice versa. The IC also incorporates features like automatic power-down and ESD protection to ensure reliable and efficient communication.

Detailed Application Field Plans

The ICL3243CBZ-T finds applications in various fields where bidirectional communication between TTL logic and RS-232 interfaces is required. Some common application areas include:

1. Industrial Automation: The IC enables communication between microcontrollers or PLCs (Programmable Logic