MAX3232CWE+TG068

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-232 Transceiver
• Characteristics:
  • Low-power, high-speed transceiver
  • Operates with a single 3.0V to 5.5V power supply
  • Compatible with TIA/EIA-232-F and ITU-T V.28 standards
  • Supports data rates up to 250kbps
  • Available in a small 16-pin wide SOIC package
• Essence: The MAX3232CWE+TG068 is a versatile RS-232 transceiver that allows bidirectional communication between microcontrollers or other digital devices and serial communication peripherals.
• Packaging/Quantity: The MAX3232CWE+TG068 is available in a 16-pin wide SOIC package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 250kbps
• Number of Channels: 2
• Operating Temperature Range: -40°C to +85°C
• Package Type: 16-pin wide SOIC

Pin Configuration

The MAX3232CWE+TG068 has the following pin configuration:

1. VCC - Power supply voltage
2. C1+ - External capacitor connection for charge pump 1
3. C1- - External capacitor connection for charge pump 1
4. C2+ - External capacitor connection for charge pump 2
5. C2- - External capacitor connection for charge pump 2
6. R1IN - Receiver 1 input
7. R1OUT - Receiver 1 output
8. T1IN - Transmitter 1 input
9. T1OUT - Transmitter 1 output
10. GND - Ground
11. T2OUT - Transmitter 2 output
12. T2IN - Transmitter 2 input
13. R2OUT - Receiver 2 output
14. R2IN - Receiver 2 input
15. SHDN - Shutdown control input
16. VCC - Power supply voltage

Functional Features

• Low-power operation: The MAX3232CWE+TG068 is designed to operate with a low power supply voltage, making it suitable for battery-powered applications.
• High-speed communication: It supports data rates up to 250kbps, allowing for fast and efficient data transfer.
• Wide supply voltage range: The transceiver can operate with a supply voltage ranging from 3.0V to 5.5V, providing flexibility in various applications.
• ESD protection: The device offers ±15kV ESD protection on the RS-232 I/O pins, ensuring robustness against electrostatic discharge.

Advantages and Disadvantages

Advantages: - Versatile and widely compatible with industry standards - Low-power consumption - High-speed communication capability - ESD protection for enhanced reliability

Disadvantages: - Limited number of channels (2)

Working Principles

The MAX3232CWE+TG068 utilizes charge pumps to generate the higher voltage levels required by RS-232 communication. It converts the logic-level signals from microcontrollers or digital devices into RS-232 voltage levels and vice versa. The transceiver incorporates line drivers, receivers, and voltage level translators to ensure reliable bidirectional communication.

Application Field Plans

The MAX3232CWE+TG068 finds applications in various fields, including: - Industrial automation - Telecommunications - Networking equipment - Medical devices - Consumer electronics

Alternative Models

• MAX3232ESE+: Similar to MAX3232CWE+TG068 but available in a smaller 16-pin narrow SOIC package.
• MAX3232CPE+: DIP package version of the MAX3232CWE+TG068, suitable for through-hole mounting.

These alternative models offer similar functionality and characteristics to the MAX3232CWE+TG068 but may differ in package type and pin configuration.

In conclusion, the MAX3232CWE+TG068 is a highly versatile RS-232 transceiver that provides reliable and efficient communication between microcontrollers or digital devices and serial peripherals. Its low-power operation, high-speed communication capability, and wide supply voltage range make it suitable for various applications in different industries.