MAX3222CWN+T

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MAX3222CWN+T

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IC TRANSCEIVER FULL 2/2 18SOIC

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #MAX3222CWN+T

  • Paket SOIC-18

  • Auf Lager2811

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS232
NumberofDrivers/Receivers 2/2
Duplex Full
ReceiverHysteresis 300 mV
DataRate 120Kbps
Voltage-Supply 3V ~ 5.5V
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 18-SOIC (0.295, 7.50mm Width)

Übersicht

Description

The MAX3222CWN+T is a dual-channel RS-232 transceiver, which is part of Maxim Integrated’s MAX3222 family. It is designed to facilitate serial communication by converting signals between the RS-232 and TTL/CMOS logic levels. The device operates from a single 3V to 5.5V power supply, making it suitable for battery-powered and low-voltage applications.
Key features of the MAX3222CWN+T include two drivers and two receivers, ensuring reliable data transmission and reception. It incorporates a charge pump, which eliminates the need for dual power supplies by generating the necessary RS-232 voltage levels internally. The device offers a high data rate of up to 250 kbps, ensuring efficient communication in various applications. It also includes enhanced ESD protection, withstanding up to ±15kV on the RS-232 pins.
The MAX3222CWN+T is commonly used in applications such as handheld devices, laptops, and peripherals that require RS-232 communication. Its compact design, combined with low power consumption, makes it an ideal choice for modern electronic systems.

Equivalent

The MAX3222CWN+T is a dual RS-232 driver/receiver with a 3V to 5.5V operating range. Equivalent products include:
1. Texas Instruments MAX3222
2. Texas Instruments TRS3222
3. Analog Devices ADM3222
4. STMicroelectronics ST3222
These alternatives offer similar functionalities, including dual RS-232 drivers/receivers, low power consumption, and compatibility with 3V to 5.5V logic levels. Always verify pin compatibility and electrical specifications when considering replacements.

Features

The MAX3222CWN+T is a dual-channel RS-232 transceiver by Maxim Integrated, designed for communication applications. It features a wide operating voltage range, typically from 3.0V to 5.5V, making it compatible with various power sources. The device incorporates two drivers and two receivers, facilitating full-duplex communication.
A key feature is its low power consumption; it operates with a supply current of only 1µA in shutdown mode, which is ideal for battery-powered applications. The transceiver also includes an auto-shutdown function to conserve energy.
The MAX3222CWN+T offers ESD protection up to ±15kV for RS-232 pins, enhancing device robustness against electrostatic discharge. It supports data rates up to 250kbps, ensuring reliable high-speed data transmission.
The device comes in a 16-pin wide SOIC package, making it suitable for compact designs. Its operating temperature range of 0°C to +70°C allows it to be used in various environmental conditions. Overall, the MAX3222CWN+T is a versatile and efficient solution for RS-232 communication needs.

Pinout

The MAX3222CWN+T is a dual transceiver IC from Maxim Integrated designed for RS-232 communication. It operates with a 3V to 5.5V supply voltage and integrates charge-pump voltage converters, which eliminate the need for dual power supplies. The device has a pin count of 20 and is available in a wide range of packages, including the 20-pin WSOIC package.
The main function of the MAX3222CWN+T is to convert TTL/CMOS logic levels to RS-232 compatible levels, and vice versa. It features two drivers and two receivers, which allow it to facilitate full-duplex communication. The device's logic and receiver outputs can be powered down to minimize power consumption. It also includes features such as enhanced electrostatic discharge (ESD) protection on the RS-232 inputs and outputs, automatic shutdown, and wake-up functions. These features make it particularly suitable for battery-powered and portable applications.
Overall, the MAX3222CWN+T is a versatile transceiver IC ideal for interfacing microcontrollers and other digital logic devices with RS-232 devices.

Manufacturer

The MAX3222CWN+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is known for designing and manufacturing analog and mixed-signal integrated circuits. As part of Analog Devices, the company is involved in creating a wide range of semiconductor products used in signal processing and power management across various industries, including consumer electronics, automotive, communications, and industrial applications.

Application

The MAX3222CWN+T is a dual RS-232 transceiver typically used in applications requiring reliable serial communication. Key application areas include:
1. PC Serial Ports: Connecting peripherals or devices to PCs.
2. Embedded Systems: Facilitating communication between microcontrollers and other devices.
3. Networking Equipment: Used in routers, switches, and modems for serial interfaces.
4. Industrial Automation: Ensuring robust communication in control systems.
5. Point-of-Sale Systems: Enabling interfaces for transaction devices.
6. Medical Devices: Supporting data exchange between medical equipment.
7. Consumer Electronics: Used in devices like GPS units and set-top boxes for serial communication.
The device is favored for its low power consumption and ESD protection.

Package

The MAX3222CWN+T is a dual RS-232 line driver/receiver package. It is typically available in a 20-pin wide PDIP (Plastic Dual In-line Package) form factor. The "+T" indicates that it is a tape-and-reel packaging for automated manufacturing processes.

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