The DS14C232CMX-TR is a dual RS-232 transceiver manufactured by National Semiconductor (now Texas Instruments). It is designed to convert TTL/CMOS logic levels to RS-232 voltage levels and vice versa, enabling communication between microcontrollers or other digital devices and RS-232 serial ports. This device includes two independent transceiver channels, each capable of transmitting and receiving data.

Applications:

• Serial communication interfaces
• Data acquisition systems
• Industrial control equipment
• Embedded systems
• Modems and other communication devices

Features:

• Dual RS-232 Transceivers
• Low Power Consumption
• Operates from a Single 3.0V to 5.5V Power Supply
• Meets all EIA/TIA-232 Specifications
• Small Outline Integrated Circuit (SOIC) Package
• Data Rate up to 230 kbps

Benefits:

• Enables reliable RS-232 communication
• Reduces power consumption in battery-powered devices
• Simplifies circuit design
• Compatible with a wide range of microcontrollers and processors
• Provides a compact and efficient solution for serial communication

Additional Details:

The DS14C232CMX-TR features internal charge pumps that generate the necessary RS-232 voltage levels from a single low-voltage power supply. This eliminates the need for external high-voltage power supplies, simplifying circuit design and reducing component count. The device includes built-in protection against electrostatic discharge (ESD), enhancing its reliability. It is commonly used in applications where a serial connection to a computer or other device is required. The DS14C232CMX-TR is often used in industrial automation, data logging, and point-of-sale systems. The device’s small size makes it suitable for space-constrained applications. The transceiver complies with all relevant EIA/TIA-232 standards, ensuring compatibility with standard RS-232 ports. The device can operate over a wide temperature range, making it suitable for harsh environments. Its low power consumption is beneficial for battery-powered applications.

The device supports data rates up to 230 kbps, which is sufficient for most serial communication applications. The DS14C232CMX-TR is a reliable and cost-effective solution for implementing RS-232 communication interfaces.