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MAX3232IDR

Name: MAX3232IDR
Rating: 4.8 (15 reviews)

+物料清單

IC TRANSCEIVER FULL 2/2 16SOIC

製造商德州儀器
製造商部分 #MAX3232IDR
有存貨6694

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正品保證

規格

屬性	價值
Part Status	Obsolete
Base Product Number	MAX3232
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Data Rate	250kbps
Voltage - Supply	3V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package	16-SOIC
Packaging	Cut Tape (CT), Tape & Reel (TR)
Receiver Hysteresis	300 mV

概述

Description

The MAX3232IDR is a dual-channel RS-232 line driver/receiver integrated circuit, designed by Texas Instruments. It is part of the MAX3232 series, which is tailored for applications requiring a low-power, high-speed serial communication interface. The device operates over a 3.0V to 5.5V supply voltage range and supports a wide array of microcontrollers and UARTs.
MAX3232IDR uses a capacitive charge-pump to generate the necessary RS-232 voltage levels, eliminating the need for dual power supplies, and typically requires only four external capacitors for operation. It features two drivers and two receivers, and it can achieve data rates up to 250 kbps. The device is also optimized for low power consumption, making it suitable for battery-powered and portable applications.
This IC is commonly used in PCs, laptops, PDAs, and other devices requiring RS-232 communication. Packaged in a 16-pin SOIC, it offers operating temperature ranges suitable for commercial and industrial applications. Additionally, the MAX3232IDR is valued for its reliability and efficiency in converting TTL/CMOS logic levels to RS-232 standards.

Equivalent

The MAX3232IDR is a dual driver/receiver that operates from a single 3.0 V to 5.5 V power supply and is commonly used for RS-232 communication. Equivalent products include:
1. STMicroelectronics' ST3232CDR
2. Texas Instruments' TRS3232EIDR
3. Intersil's ISL3232EIBZ
4. Exar's SP3232E
5. NXP's MAX3232E
These alternatives generally share similar specifications and functionality for RS-232 level translation. Always check the datasheets for compatibility in specific applications.

Features

The MAX3232IDR is a dual driver/receiver RS-232 interface IC designed to provide compliant serial communication for low-voltage systems. Key features include:
1. Supply Voltage Range: Operates from 3.0V to 5.5V, making it suitable for both 3.3V and 5V applications.

2. Low Power Consumption: Incorporates power-saving features with a low supply current of 1 mA, ideal for battery-operated devices.
3. High Data Rate: Supports data rates up to 250 kbps, ensuring reliable high-speed data transmission.
4. Integrated Charge Pump: Includes an internal charge pump circuit that eliminates the need for dual power supplies, requiring only four small external capacitors.
5. ESD Protection: Provides up to ±15 kV ESD protection on both the transmitter and receiver pins, enhancing robustness against electrostatic discharges.
6. Compact Package: Available in a small SOIC-16 package, saving board space.
7. Temperature Range: Operational over a temperature range of -40°C to +85°C, suitable for industrial applications.
These features make the MAX3232IDR an efficient and reliable choice for implementing RS-232 communication in a wide range of electronic applications.

Pinout

The MAX3232IDR is a dual-channel RS-232 line driver/receiver IC. It is commonly used for converting signals between RS-232 and TTL/CMOS levels. The device typically comes in a 16-pin SOIC package. Here’s a brief overview of its pin functions:
1. VCC: Power supply input (3.0V to 5.5V)
2. GND: Ground
3. T1IN, T2IN: TTL/CMOS input pins for the driver channels
4. R1IN, R2IN: RS-232 input pins for the receiver channels
5. T1OUT, T2OUT: RS-232 output pins from the driver channels
6. R1OUT, R2OUT: TTL/CMOS output pins from the receiver channels
7. C1+, C1-, C2+, C2-: Capacitor pins for the internal charge pump, used for generating the necessary voltages for RS-232 levels
The MAX3232IDR uses an internal charge pump to facilitate RS-232 signal levels from a single supply voltage, making it suitable for battery-powered and low-power applications.

Manufacturer

The MAX3232IDR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. The company is well-known for its analog and embedded processing products, which are used in various applications, including industrial, automotive, personal electronics, and communications. TI is a leader in the semiconductor industry, focusing on developing innovative technologies to improve efficiency and performance in electronic systems. Established in 1930 and headquartered in Dallas, Texas, the company operates worldwide and is recognized for its commitment to research and development, quality manufacturing, and customer support.

Application

The MAX3232IDR is a RS-232 transceiver commonly used in applications requiring serial communication between devices, such as embedded systems and personal computers. It is suitable for use in battery-powered devices due to its low power consumption and wide voltage range (3.0V to 5.5V). This IC is widely used in portable devices, industrial automation, point-of-sale systems, and networking equipment. It facilitates communication between microcontrollers and external devices like modems, printers, and other peripherals. Its robust ESD protection makes it ideal for applications in harsh environments, ensuring reliable data transmission.

Package

The MAX3232IDR is a dual RS-232 line driver/receiver IC typically packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. The "IDR" suffix indicates that it is designed for industrial temperature ranges and is supplied in tape and reel format for automated assembly.

Frequently Asked Questions

Q: What is the supply voltage range for the MAX3232IDR?
A: The device operates with a supply voltage from 3V to 5.5V, supporting both 3.3V and 5V systems.

Q: What is the maximum data rate supported by this transceiver?
A: The MAX3232IDR supports a data rate of up to 250 kbps, suitable for standard RS232 communication.

Q: How many drivers and receivers does this IC include?
A: It includes 2 drivers and 2 receivers, providing a full-duplex RS232 interface.

Q: What is the receiver hysteresis value for noise immunity?
A: The receiver hysteresis is 300 mV, which helps improve noise rejection in noisy environments.

Q: What is the operating temperature range of this component?
A: It operates over an industrial temperature range of -40°C to 85°C.

Q: In which package type is the MAX3232IDR available?
A: It is available in a 16-SOIC (0.154", 3.90mm width) surface-mount package (16-SOIC).

Q: Is this part currently in active production?
A: According to the provided parameters, the part status is "Obsolete," indicating it may be discontinued.

Q: Can this transceiver be used for full-duplex communication?
A: Yes, the MAX3232IDR supports full-duplex operation with separate driver and receiver channels.