MAX232DR

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MAX232DR

IC TRANSCEIVER FULL 2/2 16SOIC

  • Nhà sản xuất
  • Ông. Phần #MAX232DR
  • Gói SOIC (D)-16
  • Bảng dữ liệu
  • Có sẵn7478

100% gốc & amp; Mới

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Bảo hành 365 ngày

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Thông số kỹ thuật

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Transceiver
Protocol RS232
NumberofDrivers/Receivers 2/2
Duplex Full
ReceiverHysteresis 500 mV
DataRate 120Kbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The MAX232DR is a popular integrated circuit (IC) used for converting signals between TTL (Transistor-Transistor Logic) and RS-232 serial communication standards. It facilitates communication between microcontrollers and devices that utilize RS-232, such as computers and modems.
Key features of the MAX232DR include:
1. Dual Driver/Receiver: It contains two drivers that convert TTL logic levels to RS-232 levels and two receivers that do the opposite.
2. Voltage Levels: It operates with a single 5V power supply, making it suitable for low-power applications.
3. Capacitor Usage: The IC requires external capacitors (typically 1µF to 10µF) for charge pump operation, which generates the necessary voltage levels for RS-232 signaling.
4. Data Rate: It supports data rates up to 120 kbps, making it suitable for various applications.
The MAX232DR is widely used in serial communication projects, embedded systems, and interfacing applications, due to its reliability and ease of use.

Features

The MAX232DR is a dual RS-232 driver/receiver designed for converting signals from a microcontroller's TTL/CMOS levels to RS-232 levels and vice versa. Key features include:
1. Dual Functionality: Contains two drivers and two receivers, enabling bidirectional communication.
2. Voltage Range: Operates with a single supply voltage from 3V to 5.5V.
3. Low Power Consumption: Designed for low power usage, making it suitable for battery-operated devices.
4. High Data Rate: Supports data rates up to 120 kbps.
5. Integrated Charge Pump: Generates the necessary ±10V RS-232 levels from a single supply without external components.
6. Compact Package: Available in an 8-pin DIP or SOIC package, facilitating easy integration into designs.
7. Wide Temperature Range: Operates within a temperature range of -40°C to +85°C, ensuring reliability in various environments.
The MAX232DR is commonly used in communication systems, data acquisition, and microcontroller interfacing to ensure proper serial communication.

Package

The MAX232DR is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for compact applications and provides a space-efficient solution for RS-232 communication interface requirements.

Pinout

The MAX232DR is a dual RS-232 line driver/receiver that typically comes in a 16-pin SOIC package. It is designed to convert signals from TTL/CMOS levels to RS-232 levels and vice versa.
Pin Count: 16 pins
Pin Functions:
1. V+ (Pin 1): Positive voltage supply (+5V).
2. V- (Pin 2): Negative voltage supply (-5V).
3. C1+ (Pin 3): Capacitor connection for charge pump.
4. C1- (Pin 4): Capacitor connection for charge pump.
5. C2+ (Pin 5): Capacitor connection for charge pump.
6. C2- (Pin 6): Capacitor connection for charge pump.
7. T1IN (Pin 7): TTL input for driver 1.
8. T1OUT (Pin 8): RS-232 output for driver 1.
9. R1IN (Pin 9): RS-232 input for receiver 1.
10. R1OUT (Pin 10): TTL output for receiver 1.
11. T2IN (Pin 11): TTL input for driver 2.
12. T2OUT (Pin 12): RS-232 output for driver 2.
13. R2IN (Pin 13): RS-232 input for receiver 2.
14. R2OUT (Pin 14): TTL output for receiver 2.
15. NC (Pin 15): No connection.
16. GND (Pin 16): Ground.
The device effectively enables communication between microcontrollers and RS-232 devices.

Manufacturer

The MAX232DR is manufactured by Maxim Integrated, which is a subsidiary of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits (ICs) for a variety of applications. Their product portfolio includes solutions for communication, automotive, industrial, and consumer electronics. The MAX232 is particularly known for its role in converting between TTL (Transistor-Transistor Logic) and RS-232 serial communication levels, making it essential for interfacing microcontrollers with serial devices.

Application

The MAX232DR is a dual RS-232 line driver/receiver used to interface TTL/CMOS logic levels with RS-232 serial communication. Its application areas include connecting microcontrollers to serial devices, enabling communication in embedded systems, interfacing with modems and printers, and facilitating data transfer in industrial automation systems. It is widely utilized in communication protocols, data acquisition systems, and point-of-sale terminals.

Equivalent

Equivalent products to the MAX232DR chip include the following:
1. MAX232 - Standard version without tape and reel packaging.
2. MAX202 - Similar functionality with different voltage levels.
3. SP3232 - Offers similar dual-channel RS-232 interface.
4. TC232 - A low-power alternative.
5. ST3232 - Another substitute with similar capabilities.
Ensure to check specifications for compatibility with your application.

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