Texas Instruments

MAX232DR  

Drivers, Receivers, Transceivers

The MAX232DR is a low-power RS-232 transceiver manufactured by Texas Instruments. It is designed to convert the TTL (Transistor-Transistor Logic) or CMOS (Complementary Metal-Oxide-Semiconductor) level signals used in digital circuits to RS-232 level signals, which are used in serial communication systems.

Description:

The MAX232DR is a 16-pin DIP (Dual In-line Package) integrated circuit. It contains a driver and a receiver, which together provide the necessary signal conversion for RS-232 communication. The device operates from a single +5V supply and can handle data rates up to 120 kbps.

Features:

1. Low power consumption: The MAX232DR operates with a supply voltage of +5V and has a low power consumption of 2mA per channel.
2. TTL/CMOS to RS-232 level conversion: The MAX232DR can convert TTL or CMOS level signals to RS-232 level signals and vice versa.
3. Auto-shutdown feature: The device has an auto-shutdown feature that reduces power consumption when the transmitter is not in use.
4. Data rates up to 120 kbps: The MAX232DR can handle data rates up to 120 kbps, making it suitable for a wide range of applications.
5. Wide operating temperature range: The device can operate over a wide temperature range of -40°C to +85°C.

Applications:

The MAX232DR is commonly used in a variety of applications where RS-232 communication is required. Some of the common applications include:

1. Computer peripherals: The MAX232DR is often used in the design of computer peripherals such as modems, printers, and mice.
2. Industrial control systems: The device is used in industrial control systems to enable serial communication between microcontrollers and other devices.
3. Telecommunication equipment: The MAX232DR is used in telecommunication equipment to convert digital signals to RS-232 level signals for transmission over telephone lines.
4. Medical equipment: The device is used in medical equipment to enable serial communication between microcontrollers and other devices.
5. Test and measurement equipment: The MAX232DR is used in test and measurement equipment to enable serial communication between the equipment and a computer or other device.

In summary, the MAX232DR is a low-power RS-232 transceiver that provides TTL/CMOS to RS-232 level conversion. It is commonly used in a variety of applications where RS-232 communication is required, including computer peripherals, industrial control systems, telecommunication equipment, medical equipment, and test and measurement equipment.

MAX232DR Documents

Download datasheets and manufacturer documentation for MAX232DR

Datasheets :

MAX232/I Datasheet      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018       Design 25/Feb/2022