사양
| 속성 | 가치 |
| Package | Tube |
| ProductStatus | Active |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 1/1 |
| Duplex | Half |
| ReceiverHysteresis | 100 mV |
| DataRate | 16Mbps |
| Voltage-Supply | 3V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
개요
Description
The ADM3078EARZ is a high-performance, low-power RS-485/RS-422 transceiver manufactured by Analog Devices. It is designed for robust data communication in industrial and harsh environments. Key features include a wide operating voltage range from 3.0 V to 5.5 V, high ESD protection up to ±15 kV on the bus pins, and a fail-safe receiver for open, short, and terminated input conditions. It supports data rates up to 500 kbps.
The device has a low supply current of 1 μA in shutdown mode, making it suitable for energy-efficient applications. It is characterized by a high common-mode transient immunity of 25 kV/μs, which enhances its reliability in noisy environments. The ADM3078EARZ is available in a compact 8-lead SOIC package and meets the requirements of the TIA/EIA-485-A standard.
This transceiver is ideal for applications in industrial automation, building automation, and remote sensors. Its robust design ensures reliable performance in systems where data integrity and fault tolerance are critical.
The device has a low supply current of 1 μA in shutdown mode, making it suitable for energy-efficient applications. It is characterized by a high common-mode transient immunity of 25 kV/μs, which enhances its reliability in noisy environments. The ADM3078EARZ is available in a compact 8-lead SOIC package and meets the requirements of the TIA/EIA-485-A standard.
This transceiver is ideal for applications in industrial automation, building automation, and remote sensors. Its robust design ensures reliable performance in systems where data integrity and fault tolerance are critical.
Equivalent
The ADM3078EARZ is a RS-485/RS-422 transceiver. Equivalent products might include:
1. Maxim Integrated: MAX485
2. Texas Instruments: SN65HVD3082E
3. STMicroelectronics: ST3485E
4. Microchip Technology: MCP2561/2
Note that while these products are similar, it's important to verify specific electrical characteristics and pin compatibility for your application.
1. Maxim Integrated: MAX485
2. Texas Instruments: SN65HVD3082E
3. STMicroelectronics: ST3485E
4. Microchip Technology: MCP2561/2
Note that while these products are similar, it's important to verify specific electrical characteristics and pin compatibility for your application.
Features
The ADM3078EARZ is a high-speed RS-485/RS-422 transceiver designed for reliable data communication over long distances in electrically noisy environments. Key features include:
1. Data Rate: Supports data rates up to 500 kbps.
2. Operating Voltage: Operates on a 3.3V power supply.
3. Bus Capacitance: Suitable for applications with high capacitive loads; up to 256 transceivers on the bus.
4. ESD Protection: Robust design with electrostatic discharge (ESD) protection up to ±15 kV on the bus pins.
5. Isolation: Galvanic isolation helps protect the communication system from high voltages.
6. Fail-Safe: Includes a fail-safe receiver for open, shorted, or terminated (idle) bus conditions.
7. Low Power Consumption: Features a low quiescent current to save power.
8. Thermal Shutdown: Built-in thermal shutdown protection to prevent overheating.
9. Package: Available in a space-saving 14-lead SOIC package.
10. Temperature Range: Operates over an extended industrial temperature range from -40°C to +85°C.
These attributes make the ADM3078EARZ suitable for industrial automation, automotive, and building automation applications where robust communication is essential.
1. Data Rate: Supports data rates up to 500 kbps.
2. Operating Voltage: Operates on a 3.3V power supply.
3. Bus Capacitance: Suitable for applications with high capacitive loads; up to 256 transceivers on the bus.
4. ESD Protection: Robust design with electrostatic discharge (ESD) protection up to ±15 kV on the bus pins.
5. Isolation: Galvanic isolation helps protect the communication system from high voltages.
6. Fail-Safe: Includes a fail-safe receiver for open, shorted, or terminated (idle) bus conditions.
7. Low Power Consumption: Features a low quiescent current to save power.
8. Thermal Shutdown: Built-in thermal shutdown protection to prevent overheating.
9. Package: Available in a space-saving 14-lead SOIC package.
10. Temperature Range: Operates over an extended industrial temperature range from -40°C to +85°C.
These attributes make the ADM3078EARZ suitable for industrial automation, automotive, and building automation applications where robust communication is essential.
Pinout
The ADM3078EARZ is a transceiver designed for RS-485/RS-422 communication. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here are the key pin functions:
1. R: Receiver Output - Outputs the data received from the bus.
2. RE: Receiver Enable - Controls the receiver. When low, the receiver is enabled.
3. DE: Driver Enable - Controls the driver. When high, the driver is enabled.
4. D: Driver Input - Inputs the data to be transmitted onto the bus.
5. GND: Ground - Connects to the circuit ground.
6. A: Non-Inverting Driver Output / Receiver Input - Connects to the bus line.
7. B: Inverting Driver Output / Receiver Input - Connects to the bus line.
8. Vcc: Positive Supply Voltage - Connects to the power supply.
The device supports high-speed data communication and has fail-safe features to ensure stable operation in noisy environments. It is suitable for applications requiring robust data transmission over long distances, like industrial automation and data acquisition systems.
1. R: Receiver Output - Outputs the data received from the bus.
2. RE: Receiver Enable - Controls the receiver. When low, the receiver is enabled.
3. DE: Driver Enable - Controls the driver. When high, the driver is enabled.
4. D: Driver Input - Inputs the data to be transmitted onto the bus.
5. GND: Ground - Connects to the circuit ground.
6. A: Non-Inverting Driver Output / Receiver Input - Connects to the bus line.
7. B: Inverting Driver Output / Receiver Input - Connects to the bus line.
8. Vcc: Positive Supply Voltage - Connects to the power supply.
The device supports high-speed data communication and has fail-safe features to ensure stable operation in noisy environments. It is suitable for applications requiring robust data transmission over long distances, like industrial automation and data acquisition systems.
Manufacturer
The ADM3078EARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of integrated circuits used in electronic equipment. The company is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Its products are used across a wide range of industries, including automotive, communications, consumer electronics, medical, and industrial sectors.
Application
The ADM3078EARZ is a high-speed RS-485 transceiver commonly used in industrial automation, building automation, and process control systems. It enables reliable data communication over long distances and in electrically noisy environments, making it suitable for applications like factory floor networking, HVAC systems, and remote sensors. The device's robust ESD protection and fail-safe features ensure reliable operation in harsh conditions. Additionally, its low-power consumption is beneficial for battery-powered and energy-efficient systems.
Package
The ADM3078EARZ has an 8-lead SOIC (Small Outline Integrated Circuit) package type.
