Overview
The SN65HVD3082EDG4, produced by Texas Instruments, is a low-power RS-485 transceiver designed for high-performance and reliability in various industrial and communication applications. This device is part of the SNx5HVD308xE family, which includes several variants with different signaling rates and operating temperatures. The SN65HVD3082EDG4 is specifically tailored for low-power consumption and robust operation in noisy environments.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5.5 | 5.5 | V |
| Operating Free-Air Temperature (TA) | -40 | 85 | °C | |
| Signaling Rate | 200 kbps | |||
| Supply Current (ICC) - Driver and Receiver Enabled | 425 | 900 | 900 | µA |
| ESD Protection (HBM) | ±15,000 | V | ||
| Differential Input Voltage (VID) | -12 | 12 | V | |
| Output Current (IO) - Driver | -60 | 60 | mA | |
| Package Type | VSSOP (DGK, 8-pin) | |||
| Package Size | 3 mm × 4.9 mm |
Key Features
- Low Power Consumption: The device operates with a low supply current, typically 0.3 mA, and drops to a few nanoamps in inactive-shutdown mode, making it ideal for power-sensitive applications.
- High ESD Protection: Offers high ESD protection levels, including ±15,000 V for human body model (HBM) and ±1,000 V for charged-device model (CDM).
- Wide Common-Mode Range: Supports a wide common-mode range, making it suitable for noisy environments.
- Thermal Shutdown: Features a thermal-shutdown function to protect the device from damage due to system fault conditions.
- Power-On Reset: Includes power-on reset circuits to keep the outputs in a high-impedance state until the supply voltage has stabilized.
- Multiple Package Options: Available in SOIC (D), VSSOP (DGK), and PDIP (P) packages.
Applications
- Industrial Automation Networks: Suitable for industrial automation networks where noise tolerance is essential.
- Energy Meter Networks: Used in energy meter networks for reliable data transmission.
- Electrical Inverters: Applied in electrical inverters for robust communication.
- Telecom Racks: Utilized for status and command signals across telecom racks.
- Cabled Chassis Interconnects: Ideal for cabled chassis interconnects requiring high reliability.
Q & A
- What is the typical supply current of the SN65HVD3082EDG4?
The typical supply current is 0.3 mA when the driver and receiver are enabled.
- What is the maximum signaling rate of the SN65HVD3082EDG4?
The maximum signaling rate is up to 200 kbps.
- What are the operating temperature ranges for the SN65HVD3082EDG4?
The device operates from -40°C to 85°C.
- What type of ESD protection does the SN65HVD3082EDG4 offer?
The device offers ±15,000 V ESD protection for human body model (HBM) and ±1,000 V for charged-device model (CDM).
- What is the package type and size of the SN65HVD3082EDG4?
The device is available in a VSSOP (DGK) package, measuring 3 mm × 4.9 mm.
- Does the SN65HVD3082EDG4 have thermal shutdown protection?
Yes, it features a thermal-shutdown function to protect the device from damage due to system fault conditions.
- What is the purpose of the power-on reset circuits in the SN65HVD3082EDG4?
The power-on reset circuits keep the outputs in a high-impedance state until the supply voltage has stabilized.
- In what types of applications is the SN65HVD3082EDG4 commonly used?
It is commonly used in industrial automation networks, energy meter networks, electrical inverters, telecom racks, and cabled chassis interconnects.
- How many receivers can be connected to the bus using the SN65HVD3082EDG4?
The device can connect up to 256 receivers to the bus.
- What is the differential input voltage range for the SN65HVD3082EDG4?
The differential input voltage range is -12 V to 12 V.
