MAX485CPA+

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MAX485CPA+

+BOM

IC TRANSCEIVER HALF 1/1 8PDIP

  • Nhà sản xuấtAnalog Devices Inc./Maxim tích hợp

  • Ông. Phần #MAX485CPA+

  • Có sẵn6836

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Base Product Number MAX485
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Half
Data Rate 2.5Mbps
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature 0°C ~ 70°C
Mounting Type Through Hole
Package 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP
Packaging Tube
Receiver Hysteresis 70 mV

Tổng quan

Description

The MAX485CPA+ is a low-power transceiver designed for RS-485 and RS-422 communication systems. It operates over a wide supply voltage range and is known for its ability to handle differential data transmission over long distances, making it ideal for industrial and commercial applications. The device features a low power consumption mode, ensuring efficient operation in energy-sensitive environments.
Key features include a driver and a receiver, both capable of operating at data rates up to 2.5 Mbps. It also supports half-duplex communication, allowing the same pair of wires to be used for both transmitting and receiving data. The device is designed to withstand harsh environments, with protection against short circuits and excessive voltages.
The MAX485CPA+ is encapsulated in an 8-pin package and is compatible with standard TTL and CMOS logic levels. Its wide common-mode voltage range and high noise immunity make it suitable for robust data communication. This transceiver is commonly used in networking, industrial automation, and instrumentation applications.

Equivalent

The MAX485CPA+ is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. SN75176A by Texas Instruments
2. ADM485 by Analog Devices
3. SP485 by Exar Corporation (now part of MaxLinear)
4. LTC485 by Linear Technology (now part of Analog Devices)
5. SN65HVD1780 by Texas Instruments
These alternatives offer similar functionalities suitable for differential data transmission in industrial and commercial applications. Always check the datasheet for specific compatibility.

Features

The MAX485CPA+ is a low-power transceiver designed for RS-485 and RS-422 communication standards. Key features include:
1. Low Power Consumption: It operates on a single 5V supply, consuming minimal power, making it suitable for power-sensitive applications.

2. Data Rate: Supports data rates up to 2.5Mbps, ensuring fast data transmission.
3. Half-Duplex Communication: Facilitates communication over a single differential pair, reducing wiring complexity.
4. Driver/Receiver Enable: Includes separate enable pins for precise control of the driver and receiver, allowing for direction control in half-duplex applications.
5. Slew-Rate Limiting: Features a slew-rate limited driver to minimize electromagnetic interference (EMI) and reflections in long cable runs.
6. ESD Protection: Offers enhanced electrostatic discharge protection to withstand handling and environmental stress.
7. Extended Temperature Range: Functions effectively within an extended temperature range, suitable for demanding industrial environments.
8. 8-Pin DIP Package: Easy to implement in various designs with a standard 8-pin DIP package.
These features make the MAX485CPA+ ideal for applications needing reliable and efficient serial communication.

Pinout

The MAX485CPA+ is an RS-485/RS-422 transceiver. It is an 8-pin DIP (Dual In-line Package) device. Here are the pin functions:
1. RO (Pin 1): Receiver Output. This pin outputs the data received by the transceiver.
2. RE̅ (Pin 2): Receiver Output Enable. Active low signal to enable the RO pin.
3. DE (Pin 3): Driver Output Enable. This pin controls the driver outputs, active high.
4. DI (Pin 4): Driver Input. Data input for the driver, which is sent out on the A and B pins.
5. GND (Pin 5): Ground. Reference point for the device.
6. A (Pin 6): Driver Output/Receiver Input. Non-inverting.
7. B (Pin 7): Driver Output/Receiver Input. Inverting.
8. VCC (Pin 8): Supply Voltage. Powers the device, typically 5V.
The MAX485CPA+ is used for differential communication over long distances and is known for low power consumption.

Manufacturer

The MAX485CPA+ is manufactured by Maxim Integrated, which is now a part of Analog Devices, Inc. Maxim Integrated was known for designing and manufacturing analog and mixed-signal integrated circuits. Its portfolio included products that served a wide range of applications, including power management, interface, and communications. In August 2021, Analog Devices completed its acquisition of Maxim Integrated, further expanding its capabilities in analog and mixed-signal technologies.
Analog Devices, Inc. is a multinational semiconductor company that focuses on designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These products are used in a wide array of applications, including industrial, automotive, consumer electronics, healthcare, and communications. The company's solutions are crucial for processing real-world phenomena like temperature, pressure, sound, light, speed, and motion for digital processing in electronic devices. Through its acquisition of Maxim Integrated, Analog Devices has strengthened its market position and expanded its product offerings in the semiconductor industry.

Application

The MAX485CPA+ is a low-power transceiver for RS-485 and RS-422 communication systems. Its application areas include industrial automation, building automation, and process control systems. It is used in environments where long-distance, differential signaling is needed to ensure reliable data transmission over noisy environments. The device is suitable for use in networked applications, such as HVAC systems, motor control, and remote sensing modules. Additionally, its low power consumption makes it ideal for battery-powered equipment and portable devices requiring robust and efficient communication capabilities.

Package

The MAX485CPA+ is a low-power transceiver for RS-485 and RS-422 communication. It comes in an 8-pin PDIP (Plastic Dual In-line Package).

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