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MAX1487ESA+T

Name: MAX1487ESA+T
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SOIC

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Mfr。パート #MAX1487ESA+T
パッケージ SOIC-8
データシート
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仕様

Package	Tape & Reel (TR)
ProductStatus	Active
Type	Transceiver
Protocol	RS422, RS485
NumberofDrivers/Receivers	1/1
Duplex	Half
ReceiverHysteresis	70 mV
DataRate	2.5Mbps
Voltage-Supply	4.75V ~ 5.25V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

The MAX1487ESA+T is a low-power, half-duplex RS-485/RS-422 transceiver designed for reliable data communication over long distances. It operates with a supply voltage ranging from 3.0V to 5.5V and offers a maximum data rate of 2.5 Mbps. The device features a thermal shutdown and a fail-safe receiver that guarantees a high output state when the inputs are open or shorted.
This transceiver can interface with a variety of microcontrollers and is ideal for multipoint communication systems, enabling up to 32 transceivers on a single bus. Its low power consumption makes it suitable for battery-powered applications.
The MAX1487ESA+T is available in an 8-pin SOIC package, providing ease of integration into various electronic designs. With its robust performance, it is widely used in industrial automation, telecommunications, and networking applications.

Features

The MAX1487ESA+T is a low-power, half-duplex RS-485/RS-422 transceiver designed for multipoint data communication. Key features include:
1. Low Power Consumption: Operates with a supply voltage of 3.0V to 5.5V and consumes only 120 µA of quiescent current.
2. Data Rate: Supports data rates up to 2.5 Mbps for high-speed communication.
3. Driver/Receiver: Contains one driver and one receiver, suitable for half-duplex applications.
4. Temperature Range: Operates over a wide temperature range from -40°C to +85°C.
5. Fail-Safe Features: Provides fail-safe operation for open-circuit conditions, ensuring reliable data transmission.
6. ESD Protection: Built-in ESD protection (up to ±15 kV) enhances reliability in harsh environments.
7. Small Package: Available in a compact 8-pin SOIC package for space-saving designs.
These features make the MAX1487ESA+T ideal for industrial automation, data acquisition systems, and other applications requiring robust serial communication.

Package

The MAX1487ESA+T is available in a 8-pin SOIC (Small Outline Integrated Circuit) package type.

Pinout

The MAX1487ESA+T is a low-power RS-485/RS-422 transceiver with a pin count of 8. Its primary functions include enabling half-duplex communication in differential signaling applications.
The pin assignments are as follows:
1. RO (Receiver Output) - Outputs the received data.
2. RE (Receiver Output Enable) - Active low; enables the receiver output.
3. DE (Driver Output Enable) - Active high; enables the driver.
4. DI (Driver Input) - Inputs the data to be transmitted.
5. A (Non-Inverting Receiver Input) - Differential input for the receiver.
6. B (Inverting Receiver Input) - Differential input for the receiver.
7. GND (Ground) - Common ground reference.
8. VCC (Supply Voltage) - Power supply pin, typically +5V.
Overall, the MAX1487ESA+T is designed for applications requiring robust, long-distance data communication with minimal power consumption.

Manufacturer

The MAX1487ESA+T is manufactured by Analog Devices, Inc., a prominent semiconductor company known for designing and manufacturing a wide range of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices specializes in products that are used in various applications, including communications, industrial automation, healthcare, automotive, and consumer electronics. The company is recognized for its innovation in signal processing technology, and its products are widely utilized in both commercial and industrial sectors.

Application

The MAX1487ESA+T is a low-power RS-485/RS-422 transceiver used in industrial automation, data acquisition systems, and multi-drop communication networks. Its applications include remote monitoring, process control, and communications in harsh environments, such as factory automation and building automation systems. It is also suitable for use in telemetry and control systems where robust data transmission over long distances is required.

Equivalent

The MAX1487ESA+T is a low-power RS-485/RS-422 transceiver. Equivalent products include the SN75176B from Texas Instruments, the LTC2862 from Analog Devices, and the ADM2483 from Analog Devices. These alternatives offer similar functionality in terms of differential signaling and communication over long distances. Always verify specifications to ensure compatibility with your application.