ICL3241CBZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3241CBZ is a high-performance, 3.0V to 5.5V powered RS-232 transceiver. It is designed to facilitate bidirectional communication between low-voltage logic and RS-232 interface signals.

Characteristics: - Voltage Range: 3.0V to 5.5V - Package Type: CBZ (Lead-Free, RoHS Compliant) - Interface: RS-232 - Logic Compatibility: TTL/CMOS - Data Rate: Up to 250kbps - Operating Temperature Range: -40°C to +85°C

Package: The ICL3241CBZ is available in a compact CBZ package, which ensures easy integration into various electronic devices.

Essence: This IC serves as an interface between low-voltage logic circuits and RS-232 communication systems, enabling seamless data transfer between different voltage levels.

Packaging/Quantity: The ICL3241CBZ is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

The ICL3241CBZ offers the following specifications:

• Supply Voltage Range: 3.0V to 5.5V
• Input High Threshold Voltage: 2.4V (min), 5.5V (max)
• Input Low Threshold Voltage: -0.3V (min), 0.8V (max)
• Output High Voltage: 3.7V (min), VCC (max)
• Output Low Voltage: -0.3V (min), 0.3V (max)
• Shutdown Supply Current: 1μA (typ)
• Receiver Hysteresis: 300mV (typ)
• ESD Protection: ±15kV (Human Body Model)

Pin Configuration

The ICL3241CBZ features a 20-pin configuration with the following pin assignments:

1. VCC
2. GND
3. CTS
4. RTS
5. TXD
6. RXD
7. DCD
8. RI
9. DSR
10. DTR
11. SLEEP
12. SHDN
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC

Functional Features

The key functional features of the ICL3241CBZ include:

• RS-232 Transceiver: Facilitates bidirectional communication between low-voltage logic and RS-232 interface signals.
• Wide Voltage Range: Operates within a voltage range of 3.0V to 5.5V, making it compatible with various systems.
• High Data Rate: Supports data rates up to 250kbps, ensuring efficient data transfer.
• Logic Compatibility: Compatible with TTL/CMOS logic levels, enabling seamless integration with different logic circuits.
• Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems. - High data rate enables fast and efficient data transfer. - Low power consumption makes it suitable for battery-powered applications. - RoHS compliant package ensures environmental friendliness.

Disadvantages: - Limited pin configuration options may restrict certain application scenarios. - Requires external components for complete functionality.

Working Principles

The ICL3241CBZ operates by converting the logic level signals from the connected low-voltage logic circuit into RS-232 compatible signals. It utilizes internal charge pumps to generate the required voltage levels for RS-232 communication. The transceiver ensures bidirectional data transfer by converting the RS-232 signals back into logic level signals for the low-voltage logic circuit.

Application Field Plans

The ICL3241CBZ finds applications in various fields, including but not limited to:

1. Industrial Automation: Enables communication between low-voltage control systems and RS-232 devices in industrial automation setups.
2. Consumer Electronics: Facilitates connectivity between microcontrollers and RS-232 peripherals in consumer electronic devices.
3. Telecommunications: Used in telecommunication equipment for interfacing with RS-232 communication protocols.
4. Medical Devices: Enables data exchange between medical instruments and control systems using RS-232 interfaces.
5. Automotive Systems: Integrates low-voltage logic circuits with RS-232 communication systems in automotive applications.

Alternative Models

For similar functionality, the following alternative models can be considered:

1. MAX3232EIPWR
2. SP3232EEN-L/TR
3. ADM3251EARWZ
4. ST3232EBDR
5. LTC1387CG#PBF

These alternatives