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MAX3232EID

Name: MAX3232EID
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16SOIC

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資料表 MAX3232EID DataSheet
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規格

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

概述

Description

The MAX3232EID is a dual transceiver designed for converting signals between RS-232 and TTL/CMOS logic levels. It facilitates communication between microcontrollers and devices that use RS-232 protocol, such as modems and serial ports, in a compact package.
Key features include:
1. Dual Functionality: Supports two independent RS-232 ports, each capable of transmitting and receiving data.
2. Wide Operating Voltage: Operates from a single 3V to 5.5V supply voltage, making it compatible with a variety of digital circuits.
3. Low Power Consumption: Designed for energy efficiency, reducing power usage in battery-operated devices.
4. High Data Rate: Supports data rates up to 120 kbps, suitable for most serial communication applications.
5. Integration: Combines multiple functions into a single chip, reducing the need for external components and saving PCB space.
The MAX3232EID is widely used in embedded systems, industrial applications, and anywhere reliable serial communication is required.

Features

The MAX3232EID is a dual transceiver for RS-232 communication, designed for low-voltage applications. Key features include:
1. Dual Transceiver: Supports two RS-232 communication channels.
2. Voltage Range: Operates with a supply voltage from 3.0V to 5.5V.
3. Low Supply Current: Consumes only 0.5 µA in shutdown mode.
4. High Data Rate: Supports data rates up to 250 kbps.
5. Wide Temperature Range: Operates from -40°C to +85°C.
6. Capacitance Reduction: Includes internal capacitors, reducing external component count.
7. Enhanced Driver and Receiver: Features high noise immunity and low distortion for reliable communication.
8. RS-232 Compatibility: Complies with EIA/TIA-232 standards for seamless integration.
9. Small Package: Available in a compact 16-pin SOIC or TSSOP package.
These features make the MAX3232EID ideal for interfacing microcontrollers with RS-232 devices in portable and battery-operated equipment.

Package

The MAX3232EID is available in a 16-pin SOIC (Small Outline Integrated Circuit) package. This surface-mount package is designed for efficient use in applications requiring RS-232 level shifting with minimal board space.

Pinout

The MAX3232EID is a dual RS-232 transceiver with a total of 16 pins. It provides the following key functions:
1. Power Supply (V+ and V-): Pins 1 (V+) and 4 (GND) for power supply connections.
2. Transmitter Outputs (T1OUT, T2OUT): Pins 6 (T1OUT) and 7 (T2OUT) output RS-232 signals.
3. Receiver Inputs (R1IN, R2IN): Pins 2 (R1IN) and 3 (R2IN) receive RS-232 signals.
4. Control Pins (C1, C2): Pins 5 (C1) and 8 (C2) allow for enabling and disabling of the device.
5. Charge Pump Pins (C1+, C1-, C2+, C2-): Pins 9, 10, 12, and 13 are used for the internal charge pump circuit.
6. Unused Pins: Pins 11 and 14 are typically not connected.
7. Additional Ground Pins: Pins 15 and 16 can be used for additional grounding to improve performance.
The device operates with a supply voltage range of 3.0V to 5.5V, making it suitable for various low-voltage applications.

Manufacturer

The MAX3232EID is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and producing analog and mixed-signal integrated circuits. Their products are widely used in various applications, including communications, automotive, industrial, and consumer electronics. The MAX3232EID specifically is a dual voltage level translator for RS-232 serial communication, allowing for reliable communication between devices operating at different voltage levels.

Application

The MAX3232EID is primarily used for converting between TTL/CMOS and RS-232 voltage levels. Its application areas include serial communication in embedded systems, interfacing microcontrollers with serial devices, industrial automation, and data acquisition systems. It's also utilized in point-of-sale systems, medical equipment, and remote sensor networks where reliable long-distance communication is required.

Equivalent

Equivalent products to the MAX3232EID include the SP3232E, ST3232, SC3232, and TPS3232. These chips provide similar RS-232 level shifting capabilities and are often used in similar applications. Always check the specific electrical characteristics and package types to ensure compatibility for your project.