MAX485ECSA

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MAX485ECSA

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IC TRANSCEIVER HALF 1/1 8SOIC

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #MAX485ECSA

  • Auf Lager9638

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Spezifikationen

Attribut Wert
Part Status Obsolete
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Half
Receiver Hysteresis 70 mV
Data Rate 2.5Mbps
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number MAX485

Übersicht

Description

The MAX485ECSA is a low-power, differential transceiver designed for RS-485 and RS-422 communication protocols. It enables reliable data transmission over long distances and in electrically noisy environments, making it ideal for industrial applications. The device operates at data rates up to 2.5 Mbps and features a half-duplex mode, allowing bi-directional communication on a single pair of wires.
Key features include:
- Wide supply voltage range (3.0V to 5.5V)
- Low power consumption (10 µA in shutdown mode)
- Integrated failsafe circuitry for fail-safe operation in the absence of a valid signal
- Enhanced thermal performance with a small package size (SOIC-8)
The MAX485ECSA is commonly used in multipoint communication systems and is suitable for connecting multiple devices in a network. Its robust design and efficient performance make it a popular choice for applications such as automation, data acquisition, and remote sensor networks.

Equivalent

Equivalent products to the MAX485ECSA include the SN75176, ADM2483, and SP485. These chips are all RS-485 transceivers with similar functionalities. Always verify specifications and pin configurations to ensure compatibility in your specific application.

Features

The MAX485ECSA is a low-power, half-duplex RS-485/RS-422 transceiver designed for data communication over long distances. Key features include:
1. Low Power Consumption: Operates with a supply voltage range of 3.0V to 5.5V, drawing only 120 µA in standby mode.
2. High Data Rate: Supports data rates up to 2.5 Mbps.
3. Wide Common Mode Range: Common-mode input voltage range of -7V to +12V ensures robust communication in noisy environments.
4. Differential Operation: Enhanced noise immunity with differential signaling, making it suitable for industrial applications.
5. Integrated Fail-Safe: Provides fail-safe features that automatically ensure a known state on the output when the receiver is disabled or the lines are open.
6. Compact Package: Available in a small, space-saving SOIC package (8-pin).
7. Long Distance Communication: Capable of transmitting data over distances up to 4000 feet in a 120-ohm twisted pair cable.
These features make the MAX485ECSA ideal for applications in industrial automation, sensor networks, and data acquisition systems.

Pinout

The MAX485ECSA is a low-power, half-duplex RS-485/RS-422 transceiver. It comes in an 8-pin DIP package. Here are the pin functions:
1. RO (Receiver Output) - Outputs the received data.
2. RE (Receiver Enable) - Active-low input to enable the receiver.
3. DE (Driver Enable) - Active-high input to enable the driver.
4. DI (Driver Input) - Inputs the data to be transmitted.
5. A (Non-Inverting Output) - Differential output for data transmission.
6. B (Inverting Output) - Differential output for data transmission.
7. GND - Ground reference.
8. VCC - Supply voltage.
The device supports data rates up to 2.5 Mbps and is suitable for long-distance communication in industrial applications.

Manufacturer

The MAX485ECSA is manufactured by Maxim Integrated, which is a semiconductor company known for designing and manufacturing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated specializes in a wide range of products including power management, signal processing, and interface solutions. The company serves various industries, including automotive, communications, consumer electronics, and industrial applications. 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. This acquisition further enhances the capabilities of both companies in providing advanced technological solutions across diverse markets.

Application

The MAX485ECSA is a low-power RS-485/RS-422 transceiver used in various application areas, including:
1. Industrial Automation: Facilitates long-distance data communication in factory settings.
2. Building Automation: Connects sensors, lights, and HVAC systems over distances.
3. Automated Meter Reading: Enables reliable communication between meters and data collection systems.
4. Networking: Serves in multi-point communication systems.
5. Data Acquisition Systems: Interfacing sensors and data loggers for remote monitoring.
6. Telecommunications: Used in equipment requiring robust data transmission over twisted pair cables.
Its ability to operate in noisy environments makes it suitable for these applications.

Package

The MAX485ECSA is available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This surface-mount package facilitates efficient integration into electronic designs, optimizing space and performance.

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