規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 100 mV |
| DataRate | 115Kbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The MAX3082ESA+T is a high-speed RS-485/RS-422 transceiver designed for robust communication in noisy environments. It is part of the MAX3080E–MAX3089E family from Maxim Integrated and is known for its low-power operation and enhanced electrostatic discharge (ESD) protection. This device features a fail-safe mechanism that ensures the receiver outputs a logic high when the inputs are open, shorted, or terminated but undriven.
Key features include a ±15kV ESD protection on the bus pins and high data rates up to 10Mbps, making it suitable for rapid data transmission over long distances. The transceiver operates from a single 5V supply and supports a wide common-mode voltage range, enhancing communication reliability in industrial environments. The MAX3082ESA+T is housed in an 8-pin SOIC package, making it compact and easy to integrate into various applications, such as industrial automation, HVAC systems, and networking equipment. Its low-power shutdown mode further enhances its suitability for energy-efficient systems.
Key features include a ±15kV ESD protection on the bus pins and high data rates up to 10Mbps, making it suitable for rapid data transmission over long distances. The transceiver operates from a single 5V supply and supports a wide common-mode voltage range, enhancing communication reliability in industrial environments. The MAX3082ESA+T is housed in an 8-pin SOIC package, making it compact and easy to integrate into various applications, such as industrial automation, HVAC systems, and networking equipment. Its low-power shutdown mode further enhances its suitability for energy-efficient systems.
Equivalent
The MAX3082ESA+T is a low-power, RS-485/RS-422 transceiver. Equivalent products include:
1. Texas Instruments SN65HVD3082E
2. Analog Devices ADM3485
3. STMicroelectronics ST3485
4. Intersil ISL8485
5. Microchip Technology MCP2561
These alternatives generally offer similar functionality, operating voltage, and communication speed but should be verified for compatibility with specific design requirements.
1. Texas Instruments SN65HVD3082E
2. Analog Devices ADM3485
3. STMicroelectronics ST3485
4. Intersil ISL8485
5. Microchip Technology MCP2561
These alternatives generally offer similar functionality, operating voltage, and communication speed but should be verified for compatibility with specific design requirements.
Features
The MAX3082ESA+T is a transceiver designed for RS-485 and RS-422 communication applications. Key features include:
1. Data Rate: Supports data rates up to 250 kbps.
2. ESD Protection: Offers high electrostatic discharge (ESD) protection up to ±15kV Human Body Model (HBM).
3. Low-Power Operation: Features low supply current, making it suitable for low-power applications.
4. Wide Supply Range: Operates over a supply voltage range of 3.0V to 5.5V.
5. Fail-Safe: Includes fail-safe circuitry that ensures a logic-high output when inputs are open or shorted.
6. Short-Circuit Protection: Protects against short-circuit conditions on the bus for robustness.
7. Extended Temperature Range: Functions over an extended temperature range from -40°C to +85°C.
8. Half-Duplex Communication: Supports half-duplex data transmission.
These features make the MAX3082ESA+T suitable for industrial automation, process control, and other applications requiring robust and reliable serial communication.
1. Data Rate: Supports data rates up to 250 kbps.
2. ESD Protection: Offers high electrostatic discharge (ESD) protection up to ±15kV Human Body Model (HBM).
3. Low-Power Operation: Features low supply current, making it suitable for low-power applications.
4. Wide Supply Range: Operates over a supply voltage range of 3.0V to 5.5V.
5. Fail-Safe: Includes fail-safe circuitry that ensures a logic-high output when inputs are open or shorted.
6. Short-Circuit Protection: Protects against short-circuit conditions on the bus for robustness.
7. Extended Temperature Range: Functions over an extended temperature range from -40°C to +85°C.
8. Half-Duplex Communication: Supports half-duplex data transmission.
These features make the MAX3082ESA+T suitable for industrial automation, process control, and other applications requiring robust and reliable serial communication.
Pinout
The MAX3082ESA+T is an 8-pin SOIC (Small Outline Integrated Circuit) designed for RS-485/RS-422 communication. It is a low-power, high-speed transceiver for differential data transmission. Here's a brief overview of its pin count and functions:
1. Pin 1 (RO): Receiver Output - Outputs the received data.
2. Pin 2 (/RE): Receiver Enable - Active low input to enable the receiver. When low, the receiver is enabled.
3. Pin 3 (DE): Driver Enable - Controls the driver. When high, the driver is enabled.
4. Pin 4 (DI): Driver Input - Data input to be transmitted.
5. Pin 5 (GND): Ground - Common ground reference for the device.
6. Pin 6 (A): Non-inverting Driver Output/Inverting Receiver Input.
7. Pin 7 (B): Inverting Driver Output/Non-inverting Receiver Input.
8. Pin 8 (VCC): Positive Supply Voltage - Powers the device.
The MAX3082ESA+T is typically used in communication systems requiring low power consumption and reliable data transmission over long distances.
1. Pin 1 (RO): Receiver Output - Outputs the received data.
2. Pin 2 (/RE): Receiver Enable - Active low input to enable the receiver. When low, the receiver is enabled.
3. Pin 3 (DE): Driver Enable - Controls the driver. When high, the driver is enabled.
4. Pin 4 (DI): Driver Input - Data input to be transmitted.
5. Pin 5 (GND): Ground - Common ground reference for the device.
6. Pin 6 (A): Non-inverting Driver Output/Inverting Receiver Input.
7. Pin 7 (B): Inverting Driver Output/Non-inverting Receiver Input.
8. Pin 8 (VCC): Positive Supply Voltage - Powers the device.
The MAX3082ESA+T is typically used in communication systems requiring low power consumption and reliable data transmission over long distances.
Manufacturer
The MAX3082ESA+T is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits. The company serves various industries, including communications, automotive, industrial, healthcare, and consumer electronics. Analog Devices is known for providing high-performance solutions that enhance the efficiency and performance of electronic systems.
Application
The MAX3082ESA+T is a transceiver designed for RS-485 and RS-422 communication protocols. It is commonly used in industrial automation, process control, building automation, and HVAC systems. Its robust design makes it suitable for applications requiring reliable data transmission over long distances in electrically noisy environments. Additionally, it is used in networking, remote data acquisition systems, and any application needing high-speed, differential data transmission. The device's ESD protection and fault tolerance also make it ideal for use in harsh or demanding environments.
Package
The MAX3082ESA+T is in an 8-pin SOIC (Small Outline Integrated Circuit) package. The "+T" indicates it is supplied in tape and reel format for automated assembly processes.
