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MAX3469ESA

Name: MAX3469ESA
Rating: 4.7 (12 reviews)

RS-485/RS-422 TRANSCVR

Производитель
Мфр. Часть #MAX3469ESA
Пакет SOP-8
Лист данных
В наличии4490

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Спецификации

Package	Bulk
ProductStatus	Active

Обзор

Description

The MAX3469ESA is a high-speed, low-power RS-232 transceiver designed for portable and space-constrained applications. It operates within a voltage range of 3V to 5.5V, making it suitable for battery-operated devices. The device supports data rates up to 1 Mbps and features a robust design, allowing for operation in harsh environments.
Key features include low power consumption, integrated level-shifting for RS-232 compatibility, and a wide temperature range, making it ideal for industrial and automotive applications. The MAX3469ESA includes built-in protection against electrostatic discharge (ESD), ensuring reliable communication in various conditions.
This transceiver is often used in applications such as point-of-sale (POS) systems, GPS devices, and microcontroller interfaces, allowing for effective serial communication. Its compact package and efficient design provide an excellent solution for developers seeking reliable RS-232 communication in modern electronic devices.

Features

The MAX3469ESA is a low-power, high-speed RS-485 transceiver designed for long-distance data communication. Key features include:
1. Data Rates: Supports data rates up to 20 Mbps.
2. Operating Voltage: Operates from a single supply voltage of 3.0V to 5.5V.
3. Low Power Consumption: Consumes only 120 µA in shutdown mode and 500 µA during operation, enhancing battery life in portable applications.
4. Wide Temperature Range: Rated for operation from -40°C to +125°C, suitable for harsh environments.
5. Enhanced Noise Immunity: Features high common-mode and differential-mode noise rejection for reliable communication.
6. Driver/Receiver Design: Includes one driver and one receiver, enabling half-duplex communication.
7. Fail-Safe Design: Incorporates fail-safe features that ensure a known state on the bus during power loss.
8. Bus Protection: Provides high ESD protection (up to ±15 kV) on the bus terminals.
These features make the MAX3469ESA ideal for industrial and automotive applications requiring robust data transmission.

Package

The MAX3469ESA is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) with a surface-mount design, suitable for applications requiring compact and efficient circuit layouts.

Pinout

The MAX3469ESA is an integrated transceiver designed for RS-485 and RS-422 applications. It features a total of 8 pins. The pin functions are as follows:
1. VCC (Pin 1): Positive power supply.
2. GND (Pin 2): Ground reference.
3. RO (Pin 3): Receiver output, provides the received data output.
4. RE (Pin 4): Receiver enable, active low.
5. DE (Pin 5): Driver enable, active high.
6. DI (Pin 6): Driver input, accepts the data to be transmitted.
7. A (Pin 7): Non-inverting differential output for RS-485 communication.
8. B (Pin 8): Inverting differential output for RS-485 communication.
This device operates over a wide voltage range and supports low-power applications, making it suitable for various communication tasks.

Manufacturer

The MAX3469ESA is manufactured by Maxim Integrated, which is now a part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits (ICs). The company focuses on various applications, including automotive, industrial, communications, and consumer electronics. Their products are widely used in applications that require high performance and low power consumption. With a strong emphasis on innovation, Maxim Integrated has built a reputation for providing reliable solutions that meet the needs of a diverse range of industries.

Application

The MAX3469ESA is commonly used in applications involving RS-485 and RS-422 communications, particularly in industrial automation, process control, and building automation systems. Its features support robust data transmission over long distances in noisy environments, making it suitable for remote monitoring and control systems, data acquisition, and point-to-point or multipoint communication networks. Additionally, it can be applied in automotive and telecommunications systems requiring reliable differential signaling.

Equivalent

The MAX3469ESA is a low-power RS-485/RS-422 transceiver. Equivalent products include the SN65HVD30 from Texas Instruments, the ADM2483 from Analog Devices, and the LTC2862 from Analog Devices. These alternatives provide similar functionality and performance characteristics for differential signaling applications. Always check specific datasheets for detailed specifications and compatibility.

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