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MAX1487ESA
+BOMRS-485/RS-422 TRANSCVR
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メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド
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メーカー品番 #MAX1487ESA
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データシート MAX1487ESA DataSheet
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パッケージ SOIC-8
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在庫状況2405
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Bulk |
| ProductStatus | Active |
概要
Description
The MAX1487ESA is a low-power transceiver specifically designed for RS-485 and RS-422 communication applications. It operates with a single 5V supply and features a half-duplex communication capability, making it suitable for multi-point data transmission systems. With thermal shutdown protection and fail-safe circuitry, it ensures reliable operation by preventing data corruption and protecting against excessive temperatures. The chip can drive up to 32 unit loads, making it ideal for network applications where multiple devices are interconnected.
Key features include reduced power consumption, a common-mode voltage range that enhances robustness, and a slew-rate-limited option to minimize electromagnetic interference (EMI) in the system. The MAX1487ESA also supports data rates up to 250 kbps, enabling efficient communication in industrial and consumer applications. Its compact design and the ability to withstand harsh environmental conditions make it a versatile choice for integrating into various communication systems. Overall, the MAX1487ESA offers a balance of performance, reliability, and efficiency for serial communication networks.
Key features include reduced power consumption, a common-mode voltage range that enhances robustness, and a slew-rate-limited option to minimize electromagnetic interference (EMI) in the system. The MAX1487ESA also supports data rates up to 250 kbps, enabling efficient communication in industrial and consumer applications. Its compact design and the ability to withstand harsh environmental conditions make it a versatile choice for integrating into various communication systems. Overall, the MAX1487ESA offers a balance of performance, reliability, and efficiency for serial communication networks.
Equivalent
The MAX1487ESA is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. TI SN75C185
2. TI SN75176B
3. Analog Devices ADM485
4. STMicroelectronics ST485
5. Intersil ISL3172
6. Exar SP485E
7. NXP PCA82C250 (similar function but ensure compatibility)
Always verify specifications and pin compatibility when selecting replacements.
1. TI SN75C185
2. TI SN75176B
3. Analog Devices ADM485
4. STMicroelectronics ST485
5. Intersil ISL3172
6. Exar SP485E
7. NXP PCA82C250 (similar function but ensure compatibility)
Always verify specifications and pin compatibility when selecting replacements.
Features
The MAX1487ESA is a high-speed RS-485/RS-422 transceiver with several key features:
1. High-Speed Data Rate: It supports data rates up to 5 Mbps, making it suitable for high-speed communication applications.
2. Low Power Consumption: This transceiver is designed to operate on low power, extending battery life in portable applications.
3. Wide Operating Voltage: It operates within a voltage range of 4.75V to 5.25V, providing flexibility in different applications.
4. Enhanced ESD Protection: The device features enhanced electrostatic discharge (ESD) protection for improved reliability.
5. Thermal Shutdown: It includes a thermal shutdown feature to prevent damage due to overheating.
6. Short-Circuit Protection: The transceiver is protected against short circuits to enhance system robustness.
7. Fail-Safe Receiver: Provides a fail-safe logic for open, shorted, or idle data lines, ensuring stable output.
8. Industry-Standard Pin Configuration: It features an 8-pin SOIC package, compatible with industry standards for easy integration.
These features make the MAX1487ESA ideal for use in industrial, automotive, and many other robust communication applications.
1. High-Speed Data Rate: It supports data rates up to 5 Mbps, making it suitable for high-speed communication applications.
2. Low Power Consumption: This transceiver is designed to operate on low power, extending battery life in portable applications.
3. Wide Operating Voltage: It operates within a voltage range of 4.75V to 5.25V, providing flexibility in different applications.
4. Enhanced ESD Protection: The device features enhanced electrostatic discharge (ESD) protection for improved reliability.
5. Thermal Shutdown: It includes a thermal shutdown feature to prevent damage due to overheating.
6. Short-Circuit Protection: The transceiver is protected against short circuits to enhance system robustness.
7. Fail-Safe Receiver: Provides a fail-safe logic for open, shorted, or idle data lines, ensuring stable output.
8. Industry-Standard Pin Configuration: It features an 8-pin SOIC package, compatible with industry standards for easy integration.
These features make the MAX1487ESA ideal for use in industrial, automotive, and many other robust communication applications.
Pinout
The MAX1487ESA is a low-power RS-485/RS-422 transceiver. It is designed to operate at data rates up to 250 kbps. The device is used for communication over long distances in industrial and commercial environments.
The MAX1487ESA comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of its pin functions:
1. RO (Receiver Output): Outputs the received data.
2. RE̅ (Receiver Enable): Active-low input to enable or disable the receiver.
3. DE (Driver Enable): Enables or disables the driver when high.
4. DI (Driver Input): Accepts data to be transmitted.
5. GND (Ground): Ground reference for the device.
6. A (Non-Inverting Receiver Input/Driver Output): Connects to the communication line.
7. B (Inverting Receiver Input/Driver Output): Connects to the communication line.
8. VCC: Power supply input, typically 5V.
The device supports half-duplex communication and includes features to protect against short circuits and excessive power dissipation.
The MAX1487ESA comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of its pin functions:
1. RO (Receiver Output): Outputs the received data.
2. RE̅ (Receiver Enable): Active-low input to enable or disable the receiver.
3. DE (Driver Enable): Enables or disables the driver when high.
4. DI (Driver Input): Accepts data to be transmitted.
5. GND (Ground): Ground reference for the device.
6. A (Non-Inverting Receiver Input/Driver Output): Connects to the communication line.
7. B (Inverting Receiver Input/Driver Output): Connects to the communication line.
8. VCC: Power supply input, typically 5V.
The device supports half-duplex communication and includes features to protect against short circuits and excessive power dissipation.
Manufacturer
The MAX1487ESA is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is known for designing and producing a range of analog and mixed-signal integrated circuits. The company specializes in creating high-performance semiconductor products used in a variety of industries, including consumer electronics, automotive, communications, and industrial applications. By focusing on innovation and integration, Maxim Integrated aims to enhance the efficiency and performance of electronic devices. As part of Analog Devices, the company continues to contribute to developing advanced semiconductor solutions.
Application
The MAX1487ESA is a low-power RS-485/RS-422 transceiver designed for communication over long distances and in electrically noisy environments. It is used in industrial automation for process control and data acquisition, building automation for HVAC systems, and energy management for smart grid applications. The device is also employed in telecommunications for network and base station equipment, security systems for reliable data transmission, and any application requiring robust and energy-efficient differential signaling. Its capability to handle up to 32 transceivers on a single bus makes it suitable for systems requiring high node counts.
Package
The MAX1487ESA is an RS-485/RS-422 transceiver IC manufactured by Maxim Integrated. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package type.
