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MAX3221EIDBR

Name: MAX3221EIDBR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 16SSOP

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Mfr。パート #MAX3221EIDBR
パッケージ SSOP (DB)-16
データシート
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仕様

Package	Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	250kbps
Voltage-Supply	3V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	16-SSOP (0.209, 5.30mm Width)

概要

Description

The MAX3221EIDBR is a dual transceiver designed for RS-232 communication, enabling serial data transmission over longer distances with low power consumption. It operates with a single power supply voltage ranging from 3.0V to 5.5V, making it suitable for battery-operated devices.
This IC features a wide input voltage range, allowing it to communicate with both standard RS-232 levels (±15V) and lower voltage logic signals (3.3V or 5V). The MAX3221EIDBR supports data rates up to 250 kbps and is equipped with built-in capacitors, reducing the need for external components.
It is ideal for applications such as portable devices, handheld equipment, and industrial automation where reliable serial communication is essential. The package type is a 16-pin TSSOP, which facilitates compact designs. The integrated protection against electrostatic discharge (ESD) further enhances its reliability in various environments. Overall, the MAX3221EIDBR provides an effective solution for efficient serial data communication.

Features

The MAX3221EIDBR is a high-performance RS-232 transceiver designed for communication between devices. Key features include:
1. Single Chip: Combines a dual driver and dual receiver in one IC.
2. Low Power Consumption: Operates with a supply voltage of 3V to 5.5V, ideal for battery-powered applications.
3. High Data Rate: Supports data rates up to 250 kbps.
4. Extended Temperature Range: Operates from -40°C to +85°C, suitable for industrial applications.
5. Low Output Voltage Swing: Meets EIA/TIA-232 requirements with output voltage levels of ±5V.
6. Integrated Capacitors: Reduces external component count, simplifying design.
7. Wide Supply Voltage Range: Can work with both 3V and 5V systems.
8. Short-Circuit Protection: Provides robustness and reliability in varied conditions.
9. Small Package: Available in a small 28-Pin SOIC package, helping save PCB space.
These features make the MAX3221EIDBR ideal for use in portable and communication equipment.

Package

The MAX3221EIDBR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The MAX3221EIDBR is a 16-pin RS-232 transceiver. It is designed to convert TTL (Transistor-Transistor Logic) level signals into RS-232 levels and vice versa.
Pin Count: 16 pins
Key Functions:
- TX (Transmitter) and RX (Receiver): Pins for transmitting and receiving serial data.
- Control Pins: Includes pins like `DE` (Driver Enable) for controlling the driver and `RE` (Receiver Enable) for enabling the receiver.
- Power Supply: Pins for V+ and GND to power the device.
- Capacitance Connection: Capacitor pins for external capacitors to support the charge pump for voltage level shifting.
The MAX3221EIDBR is often used in applications requiring reliable communication over longer distances, such as industrial automation and remote monitoring systems, due to its enhanced performance compared to standard RS-232 transceivers.

Manufacturer

The MAX3221EIDBR is manufactured by Maxim Integrated, which is a company known for designing and producing analog and mixed-signal integrated circuits. Maxim Integrated specializes in developing innovative solutions for various applications, including communications, automotive, industrial, and consumer electronics. The company focuses on high-performance products such as voltage regulators, signal processing, and interface ICs, among others. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its portfolio and capabilities in the semiconductor market.

Application

The MAX3221EIDBR is a low-power, RS-232 transceiver used in various application areas, including industrial automation, embedded systems, telecommunications, and data acquisition. It is suitable for connecting microcontrollers and other digital devices to RS-232 serial communication interfaces, enabling reliable long-distance data transmission in environments with electrical noise. Its compact design and low power consumption make it ideal for portable and battery-operated devices.

Equivalent

Equivalent products to the MAX3221EIDBR chip include the Texas Instruments SP3232E, the STMicroelectronics ST3232, and the Analog Devices ADuM1201. These alternatives also provide RS-232 level shifting and are compatible in terms of performance and pin configuration. Always check specific datasheets for detailed specifications and compatibility.