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MAX3232ECDBR

Name: MAX3232ECDBR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16SSOP

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資料表 MAX3232ECDBR DataSheet
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規格

Part Status	Active
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	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	16-SSOP (0.209", 5.30mm Width)
Supplier Device Package	16-SSOP
Base Product Number	MAX3232

概述

Description

The MAX3232ECDBR is a dual transceiver designed for converting signals between RS-232 and TTL/CMOS levels. It operates over a voltage range of 3V to 5.5V, making it suitable for use in battery-powered devices. This integrated circuit contains two drivers and two receivers, allowing for full-duplex communication.
Key features include low power consumption, a maximum data rate of 120 kbps, and the ability to operate at extended temperature ranges. The device accepts a single 5V or 3.3V power supply and uses a capacitive charge pump to generate the necessary voltages for RS-232 signaling, eliminating the need for external components.
The MAX3232ECDBR is available in a compact 16-pin SOIC package, making it ideal for space-constrained applications such as microcontroller interfacing, data acquisition systems, and industrial automation. Its reliability and performance make it a popular choice for designers needing robust serial communication in embedded systems.

Features

The MAX3232ECDBR is a dual transceiver designed for RS-232 communication, featuring the following key characteristics:
1. Voltage Range: Operates from a 3V to 5.5V power supply.
2. Data Rate: Supports data rates up to 250 kbps.
3. Signal Levels: Converts TTL/CMOS logic levels to RS-232 levels and vice versa.
4. Transceiver Count: Includes two drivers and two receivers in one package.
5. Integrated Capacitors: Incorporates internal charge pumps and capacitors for ease of use.
6. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
7. Wide Temperature Range: Rated for operation from -40°C to +85°C.
8. Small Package: Available in a compact 16-pin TSSOP package.
These features make the MAX3232ECDBR suitable for various applications, including microcontroller interfacing and serial communication.

Package

The MAX3232ECDBR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package). This type of package is designed for surface-mount applications, offering a compact solution for integrating the device into circuit boards.

Pinout

The MAX3232ECDBR is a dual transceiver designed for RS-232 communication, featuring a 16-pin TSSOP package. The pin count is 16.
Pin Functions:
1. V+ (Pin 1): Positive power supply (typically +3V to +5.5V).
2. V- (Pin 2): Negative power supply (typically -3V to -5.5V).
3. C1+ (Pin 3) & C1- (Pin 4): Capacitor connections for charge pump.
4. C2+ (Pin 5) & C2- (Pin 6): Capacitor connections for charge pump.
5. T1IN (Pin 7): Transmit data input from the UART.
6. T1OUT (Pin 8): Transmit data output to the RS-232.
7. R1IN (Pin 9): Receive data input from RS-232.
8. R1OUT (Pin 10): Receive data output to the UART.
9. T2IN (Pin 11): Second transmit data input.
10. T2OUT (Pin 12): Second transmit data output.
11. R2IN (Pin 13): Second receive data input.
12. R2OUT (Pin 14): Second receive data output.
13. GND (Pin 15): Ground.
14. NC (Pin 16): No connect.
This device is widely used for level shifting between TTL/CMOS and RS-232 voltage levels.

Manufacturer

The MAX3232ECDBR is manufactured by Maxim Integrated, which is a semiconductor company known for designing and producing analog and mixed-signal integrated circuits. Founded in 1983 and headquartered in San Jose, California, Maxim Integrated specializes in a wide range of applications, including data acquisition, power management, and signal processing. The company focuses on providing innovative solutions for various industries, including automotive, industrial, and consumer electronics. In 2021, Maxim Integrated was acquired by Analog Devices, a leading global supplier of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits.

Application

The MAX3232ECDBR is a dual RS-232 transceiver used in various applications including microcontroller communications, industrial automation, and point-of-sale systems. It is suitable for interfacing between TTL/CMOS logic levels and RS-232 serial communication devices. Common use cases include data acquisition systems, embedded systems, and remote sensor communication, where reliable long-distance data transmission is required.

Equivalent

Equivalent products to the MAX3232ECDBR chip include the TI (Texas Instruments) SN75188, the STMicroelectronics ST3232, and the NXP (formerly Philips) SC16IS752. These chips serve similar functions for RS-232 communication and feature comparable specifications, such as voltage levels and data rates. Always check specific datasheets for detailed compatibility.