仕様
| 属性 | 値 |
| Package | Tube |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 25 mV |
| DataRate | 10Mbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The MAX13443EASA+ is a high-performance, robust RS-485/RS-422 transceiver designed by Maxim Integrated. It is intended for use in industrial applications that require reliable communication over long distances, such as factory automation, building automation, and process control systems. This device features protection against electromagnetic interference (EMI) and high electrostatic discharge (ESD), ensuring stable operation in harsh environments. The MAX13443EASA+ supports data rates up to 16Mbps and operates over a wide temperature range. It features a low-power shutdown mode to conserve energy and has a failsafe feature that ensures a logic-high output when the input is open or shorted. With a 1/8-unit load receiver input impedance, it allows up to 256 devices on a single bus. The device is available in a small, 8-pin SO package, making it suitable for compact designs. Overall, the MAX13443EASA+ is ideal for applications requiring robust, high-speed data transmission with enhanced protection features.
Equivalent
The MAX13443EASA+ is a RS-485/RS-422 transceiver. Equivalent products include:
1. Texas Instruments SN65HVD3082E
2. Analog Devices ADM485/ADM3053
3. STMicroelectronics ST3485E
4. NXP Semiconductor PCA82C250T
5. ON Semiconductor AM26C31C
These alternatives may offer similar functionalities, but check the specific requirements like voltage, data rate, and package compatibility before substituting.
1. Texas Instruments SN65HVD3082E
2. Analog Devices ADM485/ADM3053
3. STMicroelectronics ST3485E
4. NXP Semiconductor PCA82C250T
5. ON Semiconductor AM26C31C
These alternatives may offer similar functionalities, but check the specific requirements like voltage, data rate, and package compatibility before substituting.
Features
The MAX13443EASA+ is a robust RS-485/RS-422 transceiver designed for reliable data communication. Key features include:
1. Integrated Protection: It offers ±35kV ESD protection, safeguarding against electrostatic discharge and ensuring durability.
2. Wide Operating Voltage: Functions over a broad supply voltage range from 3V to 5.5V, making it compatible with various systems.
3. Fail-Safe Features: Includes fail-safe circuitry that ensures a known output state when the bus is open, shorted, or idle.
4. Low Power Consumption: Designed with low power requirements, featuring a 1µA low-current shutdown mode to conserve energy when not active.
5. High Data Rate: Supports data rates up to 20Mbps, suitable for high-speed data transmission applications.
6. Robust Communication: Provides a differential data transmission that minimizes noise interference, enhancing communication reliability over long distances.
7. Temperature Range: Operates effectively in industrial temperature ranges from -40°C to +85°C, suitable for harsh environments.
These features make the MAX13443EASA+ ideal for industrial automation, HVAC systems, and other applications requiring robust serial communication.
1. Integrated Protection: It offers ±35kV ESD protection, safeguarding against electrostatic discharge and ensuring durability.
2. Wide Operating Voltage: Functions over a broad supply voltage range from 3V to 5.5V, making it compatible with various systems.
3. Fail-Safe Features: Includes fail-safe circuitry that ensures a known output state when the bus is open, shorted, or idle.
4. Low Power Consumption: Designed with low power requirements, featuring a 1µA low-current shutdown mode to conserve energy when not active.
5. High Data Rate: Supports data rates up to 20Mbps, suitable for high-speed data transmission applications.
6. Robust Communication: Provides a differential data transmission that minimizes noise interference, enhancing communication reliability over long distances.
7. Temperature Range: Operates effectively in industrial temperature ranges from -40°C to +85°C, suitable for harsh environments.
These features make the MAX13443EASA+ ideal for industrial automation, HVAC systems, and other applications requiring robust serial communication.
Pinout
The MAX13443EASA+ is a 8-pin device designed for RS-485/RS-422 communication networks. It is a half-duplex, low-power, slew-rate-limited transceiver suitable for high-speed data transmission. The pins are assigned as follows:
1. RO (Receiver Output): Provides the output of the receiver to the microcontroller.
2. RE (Receiver Enable): Controls the receiver's enable state; active low.
3. DE (Driver Enable): Controls the driver’s enable state; active high.
4. DI (Driver Input): Takes input data for transmission.
5. GND (Ground): Common ground reference for the device.
6. A (Non-inverting Receiver Input/Driver Output): Connects to the bus line.
7. B (Inverting Receiver Input/Driver Output): Connects to the bus line.
8. VCC (Supply Voltage): Provides power to the device.
This transceiver is engineered for robust communication, offering overvoltage protection and enhanced EMC performance, making it suitable for industrial applications.
1. RO (Receiver Output): Provides the output of the receiver to the microcontroller.
2. RE (Receiver Enable): Controls the receiver's enable state; active low.
3. DE (Driver Enable): Controls the driver’s enable state; active high.
4. DI (Driver Input): Takes input data for transmission.
5. GND (Ground): Common ground reference for the device.
6. A (Non-inverting Receiver Input/Driver Output): Connects to the bus line.
7. B (Inverting Receiver Input/Driver Output): Connects to the bus line.
8. VCC (Supply Voltage): Provides power to the device.
This transceiver is engineered for robust communication, offering overvoltage protection and enhanced EMC performance, making it suitable for industrial applications.
Manufacturer
The MAX13443EASA+ is manufactured by Analog Devices, Inc., a company that specializes in designing and manufacturing semiconductor products. Analog Devices is known for its innovative solutions in analog and digital signal processing, power management, data conversion, and other related technologies. They serve various industries, including industrial, automotive, communications, healthcare, and consumer electronics.
Application
The MAX13443EASA+ is a robust RS-485/RS-422 transceiver designed for high-speed communication in industrial applications. Key application areas include:
1. Industrial Automation: Facilitates reliable communication in process control systems and factory automation.
2. Building Automation: Used in HVAC systems, security, and lighting controls for efficient data exchange.
3. Energy Systems: Applied in smart grid and metering systems for real-time data transmission.
4. Transportation: Supports communication networks in railway, automotive, and maritime applications.
5. Telecommunications: Enhances data integrity in networking equipment and communication infrastructure.
Its robust design ensures reliability in harsh environments, making it suitable for various high-demand industrial and commercial applications.
1. Industrial Automation: Facilitates reliable communication in process control systems and factory automation.
2. Building Automation: Used in HVAC systems, security, and lighting controls for efficient data exchange.
3. Energy Systems: Applied in smart grid and metering systems for real-time data transmission.
4. Transportation: Supports communication networks in railway, automotive, and maritime applications.
5. Telecommunications: Enhances data integrity in networking equipment and communication infrastructure.
Its robust design ensures reliability in harsh environments, making it suitable for various high-demand industrial and commercial applications.
Package
The MAX13443EASA+ is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.
