Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Driver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 2/0 |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| Duplex | Half |
| ReceiverHysteresis | 50 mV |
| DataRate | 250kbps |
| Series | Automotive, AEC-Q100 |
Tổng quan
Description
The MAX1480AEPI+ is a complete, electrically isolated RS-485/RS-422 data communication interface. It is designed to provide reliable data transmission in industrial environments where electrical isolation is required to protect against voltage surges and ground loops. The device integrates a 2500VRMS isolation barrier that separates the logic-level interface from the RS-485/RS-422 bus interface, ensuring signal integrity and protecting sensitive electronics.
Key features of the MAX1480AEPI+ include a full-duplex communication capability, allowing simultaneous transmission and reception of data, and a wide range of data rates. It operates over a supply voltage range of 4.75V to 5.25V and supports data rates up to 250kbps. The transceiver also includes current-limiting and thermal shutdown for additional protection.
The MAX1480AEPI+ is suitable for use in harsh industrial settings, such as factory automation, process control, and building management systems. Its robust design and high level of integration help reduce component count and simplify system design, making it a popular choice for applications requiring isolated data communication.
Key features of the MAX1480AEPI+ include a full-duplex communication capability, allowing simultaneous transmission and reception of data, and a wide range of data rates. It operates over a supply voltage range of 4.75V to 5.25V and supports data rates up to 250kbps. The transceiver also includes current-limiting and thermal shutdown for additional protection.
The MAX1480AEPI+ is suitable for use in harsh industrial settings, such as factory automation, process control, and building management systems. Its robust design and high level of integration help reduce component count and simplify system design, making it a popular choice for applications requiring isolated data communication.
Equivalent
The MAX1480AEPI+ is an isolated RS-485/RS-422 transceiver. Equivalent products include:
1. ISO3086T by Texas Instruments
2. ADM2587E by Analog Devices
3. ISL4489 by Renesas Electronics
4. SI8442 by Silicon Labs
These alternatives provide similar isolation and communication capabilities for RS-485/RS-422 applications. Always check the exact specifications and requirements to ensure compatibility with your application.
1. ISO3086T by Texas Instruments
2. ADM2587E by Analog Devices
3. ISL4489 by Renesas Electronics
4. SI8442 by Silicon Labs
These alternatives provide similar isolation and communication capabilities for RS-485/RS-422 applications. Always check the exact specifications and requirements to ensure compatibility with your application.
Features
The MAX1480AEPI+ is a galvanically isolated RS-485/RS-422 data communication interface designed for robust performance in harsh industrial environments. Key features include:
1. Isolated Interface: Provides 2500VRMS isolation between the logic interface and the transceiver interface, ensuring data integrity and protecting equipment from electrical noise and surges.
2. Data Rate: Supports data rates up to 250kbps, making it suitable for a wide range of applications requiring moderate speed communication.
3. Full-Duplex Capability: Allows simultaneous two-way communication over separate channels, enhancing communication efficiency.
4. Integrated Protection: Features thermal shutdown and short-circuit protection to prevent damage under fault conditions.
5. Wide Operating Range: Functions over a temperature range of -40°C to +85°C, suitable for various industrial settings.
6. Low Power Consumption: Designed for efficient power usage, contributing to overall system energy savings.
7. Differential Signaling: Utilizes differential signaling to minimize electromagnetic interference (EMI) and improve data integrity over long distances.
These features make the MAX1480AEPI+ ideal for applications in industrial automation, remote data acquisition, and isolated communication systems.
1. Isolated Interface: Provides 2500VRMS isolation between the logic interface and the transceiver interface, ensuring data integrity and protecting equipment from electrical noise and surges.
2. Data Rate: Supports data rates up to 250kbps, making it suitable for a wide range of applications requiring moderate speed communication.
3. Full-Duplex Capability: Allows simultaneous two-way communication over separate channels, enhancing communication efficiency.
4. Integrated Protection: Features thermal shutdown and short-circuit protection to prevent damage under fault conditions.
5. Wide Operating Range: Functions over a temperature range of -40°C to +85°C, suitable for various industrial settings.
6. Low Power Consumption: Designed for efficient power usage, contributing to overall system energy savings.
7. Differential Signaling: Utilizes differential signaling to minimize electromagnetic interference (EMI) and improve data integrity over long distances.
These features make the MAX1480AEPI+ ideal for applications in industrial automation, remote data acquisition, and isolated communication systems.
Pinout
The MAX1480AEPI+ is an isolated RS-485/RS-422 data interface transceiver. It typically comes in a 28-pin PDIP (Plastic Dual In-line Package). The device provides complete galvanic isolation for data and power lines, making it ideal for applications requiring signal integrity across isolated grounds. The pin functions include:
1. Data Communication Pins: These include the driver input, receiver output, and differential data lines for RS-485/RS-422 communication.
2. Power Supply Pins: Separate power supply pins are provided for the isolated side and the interface side to maintain isolation.
3. Ground Pins: Ground pins are present for both the isolated side and the non-isolated side.
4. Control Pins: These may include enable/disable inputs for the driver and receiver control.
These functions enable the device to facilitate reliable communication in electrically noisy environments or where ground potential differences exist. It is crucial to refer to the specific datasheet for detailed pin configuration and functions.
1. Data Communication Pins: These include the driver input, receiver output, and differential data lines for RS-485/RS-422 communication.
2. Power Supply Pins: Separate power supply pins are provided for the isolated side and the interface side to maintain isolation.
3. Ground Pins: Ground pins are present for both the isolated side and the non-isolated side.
4. Control Pins: These may include enable/disable inputs for the driver and receiver control.
These functions enable the device to facilitate reliable communication in electrically noisy environments or where ground potential differences exist. It is crucial to refer to the specific datasheet for detailed pin configuration and functions.
Manufacturer
The MAX1480AEPI+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is known for designing, manufacturing, and selling high-performance semiconductor products. The company specializes in analog and mixed-signal integrated circuits, which are used in a variety of electronic devices and applications across multiple industries. Analog Devices, its parent company, is a globally recognized leader in the semiconductor industry, providing solutions in areas such as data conversion, signal processing, power management, and other applications that require high-performance analog and digital signal processing.
Application
The MAX1480AEPI+ is an integrated RS-485/RS-422 transceiver with galvanic isolation, designed for industrial and data communication applications. Its key application areas include:
1. Industrial Automation: Used in PLCs, industrial control systems, and factory automation for robust data transmission over long distances.
2. Data Acquisition Systems: Facilitates isolated communication between sensors and central processing units.
3. Building Automation: Employed in HVAC systems and smart building controls for reliable network communication.
4. Energy Management: Utilized in smart grid technology and energy metering for secure data exchange.
5. Medical Equipment: Ensures safe and isolated data transfer in medical devices and diagnostics equipment.
Its robust isolation and communication capabilities make it ideal for environments requiring reliable and secure data transmission.
1. Industrial Automation: Used in PLCs, industrial control systems, and factory automation for robust data transmission over long distances.
2. Data Acquisition Systems: Facilitates isolated communication between sensors and central processing units.
3. Building Automation: Employed in HVAC systems and smart building controls for reliable network communication.
4. Energy Management: Utilized in smart grid technology and energy metering for secure data exchange.
5. Medical Equipment: Ensures safe and isolated data transfer in medical devices and diagnostics equipment.
Its robust isolation and communication capabilities make it ideal for environments requiring reliable and secure data transmission.
Package
The MAX1480AEPI+ is an Integrated Circuit (IC) packaged in a 28-pin Plastic Dual In-line Package, also known as PDIP. It is commonly used for isolation applications in communication interfaces, such as RS-485/RS-422.