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MAX232IDR

Name: MAX232IDR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16SOIC

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Mfr。パート #MAX232IDR
パッケージ SOIC (D)-16
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	2/2
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	120Kbps
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	16-SOIC (0.154, 3.90mm Width)

概要

Description

The MAX232IDR is a dual voltage-level converter designed to facilitate communication between TTL (Transistor-Transistor Logic) and RS-232 serial devices. It converts signals from TTL logic levels (0 to 5V) to RS-232 levels (±3V to ±25V) and vice versa, enabling compatibility between microcontrollers and RS-232 devices like computers and modems.
This integrated circuit features two drivers and two receivers, allowing simultaneous transmission and reception of data. It operates on a single power supply ranging from 3V to 5.5V, making it suitable for battery-powered applications. The MAX232IDR includes built-in charge pumps, which generate the necessary negative voltage for RS-232 communication, eliminating the need for additional components.
Commonly used in serial communication applications, the MAX232IDR is favored for its ease of use, reliability, and compact size. It is widely used in various electronic devices, including embedded systems, communication equipment, and industrial controls.

Features

The MAX232IDR is a charge-pump voltage converter designed to facilitate RS-232 communication. Its key features include:
1. Dual Drivers/Receivers: Supports two drivers and two receivers for full-duplex communication.
2. Voltage Level Conversion: Converts TTL/CMOS logic levels to RS-232 levels, ensuring compatibility with standard serial devices.
3. Built-in Charge Pump: Generates the necessary ±10V levels from a single 5V supply, eliminating the need for external components.
4. High Data Rate: Capable of transmitting data at speeds up to 120 kbps, suitable for various applications.
5. Low Power Consumption: Operates with minimal power, making it ideal for battery-powered devices.
6. Small Package: Housed in a compact 16-pin DIP or SOIC package for space-saving designs.
7. Temperature Range: Operates over an extended temperature range from -40°C to +85°C, enhancing reliability in different environments.
These features make the MAX232IDR a popular choice for interfacing microcontrollers with serial devices.

Package

The MAX232IDR comes in a small outline integrated circuit (SOIC) package type, specifically with 16 pins. This surface-mount package is designed for easy integration onto printed circuit boards.

Pinout

The MAX232IDR is a dual voltage-level translator commonly used for RS-232 communication. It has a total of 16 pins. The key functions of these pins are as follows:
1. V+ (Pin 2): Positive supply voltage (usually +5V).
2. V- (Pin 6): Negative supply voltage (usually -5V).
3. T1IN (Pin 11): Transmitter input for the first channel.
4. T1OUT (Pin 12): Transmitter output for the first channel.
5. R1IN (Pin 10): Receiver input for the first channel.
6. R1OUT (Pin 9): Receiver output for the first channel.
7. T2IN (Pin 5): Transmitter input for the second channel.
8. T2OUT (Pin 4): Transmitter output for the second channel.
9. R2IN (Pin 3): Receiver input for the second channel.
10. R2OUT (Pin 1): Receiver output for the second channel.
11. C1+ (Pin 7) and C1- (Pin 8): Capacitor connections for charge pumps.
12. C2+ (Pin 13) and C2- (Pin 14): Capacitor connections for charge pumps.
The device effectively converts TTL/CMOS logic levels to RS-232 levels and vice versa, facilitating serial communication.

Manufacturer

The MAX232IDR is manufactured by Analog Devices, Inc., a prominent American company known for designing and producing high-performance analog, mixed-signal, and digital signal processing integrated circuits (ICs). Founded in 1965, Analog Devices primarily serves various industries, including communications, automotive, healthcare, and industrial automation. The company specializes in innovative solutions for signal processing, data conversion, and power management, making it a key player in the semiconductor sector. The MAX232 series is widely used for converting between TTL and RS-232 serial communication levels, showcasing the company's expertise in providing reliable and efficient electronic components.

Application

MAX232IDR is widely used in communication applications that involve level shifting between TTL/CMOS logic levels and RS-232 voltage levels. Common areas include microcontroller interfacing with serial devices, connecting computers to modems, and in embedded systems requiring serial data transmission. It is also utilized in networking equipment, industrial automation, and data acquisition systems where reliable communication over longer distances is essential.

Equivalent

Equivalent products to the MAX232IDR include the MAX233, MAX202, SP232, and IUC232. These chips serve similar functions in level shifting between TTL and RS-232 voltage levels. Make sure to check pin compatibility and specifications for your specific application.