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MAX3221ECAE+T

Name: MAX3221ECAE+T
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 16SSOP

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製造商。部分 #MAX3221ECAE+T
包 SSOP-16
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	250kbps
Voltage-Supply	3V ~ 5.5V
OperatingTemperature	0°C ~ 70°C
MountingType	Surface Mount
Package/Case	16-SSOP (0.209, 5.30mm Width)

概述

Description

The MAX3221ECAE+T is a high-performance RS-232 transceiver designed for data communication between microcontrollers and serial devices. Operating over a voltage range of 3.0V to 5.5V, it provides the capability to transmit and receive data at speeds up to 250 kbps. This device integrates a low-power, high-speed driver and receiver, making it suitable for battery-operated equipment.
Key features include a wide operating temperature range (-40°C to +85°C), low power consumption, and the ability to drive a full RS-232 load with a minimal number of external components. The MAX3221ECAE+T uses a unique charge pump to generate the required ±10V for RS-232 signaling from a single supply, enhancing its versatility in various applications.
Common uses include connecting microcontrollers to PCs, modems, and other serial devices in industrial and consumer electronics. Its compact size and robust performance make it a preferred choice for designers seeking reliable serial communication solutions.

Features

The MAX3221ECAE+T is a high-performance, low-power RS-232 transceiver designed for communication between TTL/CMOS logic levels and RS-232 voltage levels. Key features include:
1. Single Supply Operation: Operates from a single +5V supply.
2. Low Power Consumption: Consumes only 1 mA during operation and less than 1 µA in shutdown mode.
3. Data Rate: Supports data rates up to 120 kbps.
4. Wide Voltage Range: Accepts input voltages from -15V to +15V.
5. Enhanced ESD Protection: Features ±15kV ESD protection on the RS-232 pins.
6. Integrated Capacitors: On-chip charge pump eliminates external capacitors.
7. Pin Compatibility: Compatible with standard 9-pin RS-232 connectors.
8. Industrial Temperature Range: Operates from -40°C to +85°C.
These features make the MAX3221ECAE+T suitable for portable and battery-operated devices requiring reliable serial communication.

Package

The MAX3221ECAE+T is offered in a 16-pin SOIC (Small Outline Integrated Circuit) package. This type is characterized by its small size and surface-mount design, making it suitable for compact electronic applications.

Pinout

The MAX3221ECAE+T is a low-power, dual RS-232 transceiver with a pin count of 20. It is designed for communication over long distances and operates with a supply voltage range of 3V to 5.5V.
The key functions of the pins include:
1. RS-232 Interface: It supports standard RS-232 signal levels for transmitting and receiving data.
2. Power Supply Pins: V+ and GND pins for power supply connection.
3. Control Pins: Pins like CTS (Clear To Send), RTS (Request To Send), and others for flow control.
4. Data Transmission Pins: TXD (Transmit Data) and RXD (Receive Data) for data communication.
5. Fault Handling: Pins for error detection and handling.
This device is typically used in applications such as handheld devices, mobile computing, and industrial systems where RS-232 communication is needed.

Manufacturer

The MAX3221ECAE+T is manufactured by Maxim Integrated, which is a company known for designing and producing high-performance analog and mixed-signal integrated circuits (ICs). Founded in 1983, Maxim Integrated specializes in a range of applications, including communications, automotive, industrial, and consumer electronics. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its portfolio in the semiconductor industry. The company is recognized for its innovative solutions in power management, signal processing, and data conversion technologies.

Application

The MAX3221ECAE+T is a low-power, high-speed RS-232 transceiver used in various applications, including industrial automation, telecommunications, point-of-sale systems, and data acquisition. It is suitable for connecting microcontrollers and computers to serial devices over long distances, enabling reliable communication in embedded systems and portable devices. Its small size and low power consumption make it ideal for battery-operated applications.

Equivalent

The MAX3221ECAE+T is a RS-232 transceiver chip. Equivalent products include:
1. MAX3221E (non-T option)
2. MAX3220 (dual-channel)
3. SP3221 (similar specs with lower power)
4. LT1132 (RS-232 interface)
5. SC16C550 (UART with RS-232 support)
Always verify specifications to ensure compatibility for your specific application.