• MAX3232CDR SOIC-16
MAX3232CDR SOIC-16

MAX3232CDR

RS-232 Interface IC 3-5.5V Mult-Ch RS232

Quantity Unit Price(USD) Ext. Price
1 $0.440 $0.44
10 $0.363 $3.63
30 $0.331 $9.93
100 $0.289 $28.90
500 $0.233 $116.50
1000 $0.222 $222.00

Inventory:6,812

*The price is for reference only.
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  • Part Number : MAX3232CDR

  • Package/Case : SOIC-16

  • Brands : TI

  • Components Categories : Drivers, Receivers, Transceivers

  • Datesheet : MAX3232CDR DataSheet (PDF)

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Overview of MAX3232CDR

The MAX3232CDR is a dual-channel RS-232 line driver/receiver IC featuring a 250kbps data rate and enhanced ESD protection. It is designed to convert TTL/CMOS logic levels to RS-232 voltage levels and vice versa, making it ideal for bi-directional communication between microcontrollers and RS-232 devices.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive Power Supply
  • R2IN: Input for receiver 2
  • R2OUT: Output for receiver 2
  • T2IN: Input for transmitter 2
  • T2OUT: Output for transmitter 2
  • R1OUT: Output for receiver 1
  • R1IN: Input for receiver 1
  • T1OUT: Output for transmitter 1
  • T1IN: Input for transmitter 1
  • VCC: Positive Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MAX3232CDR IC for a visual representation.

Key Features

  • Dual-Channel RS-232 Driver/Receiver: Provides two channels for reliable bidirectional communication.
  • Data Rate: Supports data rates up to 250kbps, suitable for high-speed serial communication applications.
  • Enhanced ESD Protection: Features improved ESD protection on the RS-232 pins for robust operation in challenging environments.
  • Wide Operating Voltage Range: Operates from a single +3.0V to +5.5V supply, ensuring compatibility with various systems.
  • Compact Package: Available in a 16-pin SOIC package, providing a compact solution for space-constrained designs.

Note: For detailed technical specifications, please refer to the MAX3232CDR datasheet.

Application

  • Embedded Systems: Ideal for interfacing microcontrollers and embedded systems with RS-232 peripherals.
  • Networking Equipment: Suitable for use in networking devices requiring RS-232 connectivity.
  • Telecommunication Systems: Used in telecommunication systems for serial communication with RS-232 support.

Functionality

The MAX3232CDR is a versatile dual-channel RS-232 line driver/receiver designed to facilitate seamless communication between microcontrollers and RS-232 devices. It ensures accurate signal conversion and reliable data transmission.

Usage Guide

  • Power Supply: Connect VCC (Pin 1 and Pin 16) to the supply voltage (3.0V to 5.5V).
  • Data Connections: Connect the data input and output pins according to the desired communication configuration.
  • ESD Protection: The enhanced ESD protection on the RS-232 pins improves the IC's robustness in harsh environments.

Frequently Asked Questions

Q: Can the MAX3232CDR support higher data rates?
A: The MAX3232CDR is designed to operate at data rates up to 250kbps. For higher speeds, consider alternatives with increased data rate capabilities.

Q: Is the MAX3232CDR suitable for industrial automation applications?
A: Yes, the MAX3232CDR is suitable for industrial automation applications due to its dual-channel operation and wide voltage range compatibility.

Equivalent

For similar functionalities, consider these alternatives to the MAX3232CDR:

  • MAX3232ECDR: A variant of the MAX3232CDR with similar features and performance characteristics.
  • SP3232ECDR-L: This RS-232 transceiver IC offers comparable functionality to the MAX3232CDR with slight variations in specifications.

MAX3232CDR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Drivers per package 2 Receivers per package 2
Logic voltage (min) (V) 3.3 Data rate (max) (MBps) 0.25
Main supply voltage (nom) (V) 3.3, 5 ESD HBM (kV) 15
Rating Catalog Operating temperature range (°C) -40 to 85, 0 to 70
Vout (typ) (V) 5.4

Warranty & Returns

Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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