Overview
The SN65HVD3082EDGK is a low-power RS-485 transceiver produced by Texas Instruments. It is designed for half-duplex communication over long bus lines in noisy environments. This device operates from a single 5V supply and is characterized by its low power consumption, making it ideal for power-sensitive applications. The SN65HVD3082EDGK is part of the SNx5HVD308xE family, which includes other variants such as the SN65HVD3085E and SN65HVD3088E, each with different signaling rate capabilities.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5.5 | 5.5 | V |
| Signaling Rate | 200 kbps | |||
| Quiescent Current (ICC) | 0.3 mA | 0.9 mA | mA | |
| Standby Current | 1 µA | µA | ||
| Operating Temperature (TA) | -40°C | 85°C | °C | |
| Junction Temperature (TJ) | -40°C | 130°C | °C | |
| Receiver Hysteresis | 30 mV | mV | ||
| Package Type | VSSOP (DGK, 8-pin) |
Key Features
- Operates from a single 5V supply.
- Low quiescent power consumption of 0.3 mA typical.
- Low standby current of 1 µA maximum.
- Half-duplex data transmission and reception up to 200 kbps.
- Receiver hysteresis of 30 mV for improved noise immunity.
- Thermal shutdown protection and failsafe circuitry.
- 8-pin VSSOP package.
- Compatible with industry-standard SN75176 and SN75179 devices.
Applications
- Industrial networks: Connects sensors, actuators, controllers, and other devices in industrial automation systems, supporting protocols like Modbus, Profibus, and CAN.
- Building automation: Controls and monitors lighting, heating, ventilation, air conditioning, security, fire alarm, and other systems in buildings.
- Security systems: Transmits and receives video, audio, and data signals from cameras, microphones, speakers, and other devices in security and surveillance systems.
- Remote sensing: Collects and transmits data from sensors and instruments in remote locations such as weather stations, environmental monitoring stations, and scientific research stations.
Q & A
- What is the SN65HVD3082EDGK?
The SN65HVD3082EDGK is a low-power RS-485 transceiver produced by Texas Instruments, designed for half-duplex communication over long bus lines in noisy environments.
- What is the operating voltage of the SN65HVD3082EDGK?
The SN65HVD3082EDGK operates from a single 5V supply.
- What is the maximum signaling rate of the SN65HVD3082EDGK?
The maximum signaling rate of the SN65HVD3082EDGK is up to 200 kbps.
- What is the quiescent current of the SN65HVD3082EDGK?
The quiescent current of the SN65HVD3082EDGK is typically 0.3 mA.
- Does the SN65HVD3082EDGK have thermal shutdown protection?
Yes, the SN65HVD3082EDGK features thermal shutdown protection and failsafe circuitry.
- What package type is the SN65HVD3082EDGK available in?
The SN65HVD3082EDGK is available in an 8-pin VSSOP (DGK) package.
- What are some common applications of the SN65HVD3082EDGK?
The SN65HVD3082EDGK is commonly used in industrial networks, building automation, security systems, and remote sensing applications.
- Is the SN65HVD3082EDGK compatible with other industry-standard devices?
Yes, the SN65HVD3082EDGK is compatible with industry-standard SN75176 and SN75179 devices.
- What is the receiver hysteresis of the SN65HVD3082EDGK?
The receiver hysteresis of the SN65HVD3082EDGK is 30 mV, which improves noise immunity.
- What is the operating temperature range of the SN65HVD3082EDGK?
The operating temperature range of the SN65HVD3082EDGK is from -40°C to 85°C.
