圖片僅供參考

MAX3221CAE+

Name: MAX3221CAE+
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 16SSOP

製造商
製造商。部分 #MAX3221CAE+
包 SSOP-16
資料表
有現貨的8402

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Package	Tube
ProductStatus	Obsolete
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	300 mV
DataRate	235Kbps
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 MAX3221CAE+ is a high-performance, low-power RS-232 transceiver designed for communication between devices. It converts signals from TTL/CMOS levels to RS-232 levels, enabling long-distance serial communication. This device operates at a supply voltage of 3.0V to 5.5V and features a data rate of up to 250 kbps.
Key features include a small package size, efficient low-power operation, and a robust design that includes built-in protection against electrostatic discharge (ESD). The MAX3221CAE+ typically requires only a few external capacitors for operation, simplifying PCB design.
It's commonly used in various applications, such as handheld devices, portable equipment, and battery-powered systems, where low power consumption is essential. The device supports multiple communication protocols and is ideal for interfacing microcontrollers with RS-232 interfaces. Overall, the MAX3221CAE+ provides a reliable and efficient solution for serial communication needs.

Features

The MAX3221CAE+ is a low-power RS-232 transceiver designed for communication between microcontrollers and serial devices. Key features include:
1. Voltage Range: Operates from a single +3V to +5.5V power supply.
2. Data Rate: Supports data rates of up to 250 kbps.
3. Driver/Receiver: Contains one driver and one receiver, enabling full-duplex communication.
4. Low Power: Consumes only 1 µA in shutdown mode and 50 µA during operation, making it suitable for battery-powered applications.
5. Extended Range: Provides a range of ±30V signal levels for robust communication over longer distances.
6. Built-in Protection: Features ESD protection (up to ±15kV) on the RS-232 pins.
7. Compact Package: Available in a small 16-pin TSSOP package, ideal for space-constrained designs.
8. Compatibility: Complies with TIA/EIA-232-F standards for reliable performance.
These attributes make the MAX3221CAE+ an excellent choice for interfacing between digital circuits and RS-232 compatible devices.

Package

The MAX3221CAE+ comes in a 16-pin SOIC (Small Outline Integrated Circuit) package. This type of package is designed for surface mounting and is commonly used in applications requiring compact size and high performance.

Pinout

The MAX3221CAE+ is a monolithic RS-232 transceiver with a pin count of 16. It is designed for serial communication and level shifting between TTL/CMOS logic levels and RS-232 voltage levels.
Pin Functions:
1. V+: Positive supply voltage (+5V).
2. V-: Negative supply voltage (-5V).
3. GND: Ground reference.
4. C1+, C1-, C2+, C2-: Capacitor connection pins for charge pump operation.
5. T1IN: Transmit data input (TTL/CMOS).
6. T1OUT: Transmit data output (RS-232).
7. R1OUT: Received data output (TTL/CMOS).
8. R1IN: Received data input (RS-232).
9. T2IN, T2OUT, R2OUT, R2IN: Additional transmit and receive pins for a second channel.
10. SHDN: Shutdown control pin to enable/disable the device.
11. NC: No connect (not used).
The device operates over a wide temperature range and provides high data rates with low power consumption, making it suitable for various applications.

Manufacturer

The MAX3221CAE+ is manufactured by Maxim Integrated, which is a company specializing in analog and mixed-signal integrated circuits (ICs). Maxim Integrated designs and produces a wide range of semiconductor products, including interface, power management, and signal processing solutions. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a global leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Maxim Integrated's products are widely used in various applications such as telecommunications, automotive, consumer electronics, and industrial automation. The MAX3221CAE+ specifically is a low-power, RS-232 transceiver designed for data communication, providing a reliable interface for connecting microcontrollers and other devices to serial ports.

Application

The MAX3221CAE+ is a dual-channel RS-232 line driver/receiver used in various applications including industrial automation, point-of-sale systems, computer networking, and embedded systems. It enables serial communication over long distances while maintaining data integrity, making it ideal for connecting microcontrollers to peripherals, modems, and other RS-232 devices in environments with high noise levels.

Equivalent

Equivalent products to the MAX3221CAE+ chip include the MAX3232, MAX3222, SP3232, and LT1132. These chips also provide RS-232 level conversion and are compatible with similar voltage and communication standards. Always check specific datasheets for pin configurations and characteristics to ensure compatibility for your application.