Overview
The SN65HVD1470DGSR, manufactured by Texas Instruments, is a high-performance 3.3V full-duplex RS-485 transceiver designed for robust communication in industrial and long-distance applications. This model is part of the SN65HVD147x series, known for its exceptional electrostatic discharge (ESD) protection and reliability in harsh environments. The SN65HVD1470DGSR is particularly suited for applications requiring high noise immunity and stable performance over extended temperature ranges. Its market positioning targets industrial automation, building automation, and telecommunications sectors, offering a competitive edge with its low power consumption and wide operating voltage range.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 3.3 | V | Single supply |
| ESD Protection | ±16kV | IEC 61000-4-2 | Contact discharge |
| Data Rate | 400 | kbps | Optimized for 400kbps |
| Operating Temperature | -40 to 125 | °C | Industrial range |
| Receiver Hysteresis | 70 | mV | Noise immunity |
| Standby Current | <5 | µA | Low power mode |
Key Features
- High ESD protection up to ±16kV IEC 61000-4-2 contact discharge.
- Full-duplex communication with independent driver and receiver pins.
- Wide common-mode voltage range for long cable applications.
- Low power consumption with standby current less than 5µA.
- Robust performance in harsh environments with an extended temperature range.
Applications
The SN65HVD1470DGSR is widely used in industrial automation, building automation, and telecommunications. Its robust design makes it ideal for applications requiring reliable communication over long distances, such as factory automation systems, HVAC control, and security networks. The device's high noise immunity and low power consumption also make it suitable for battery-powered and remote monitoring systems.
Q & A
What is the operating voltage of the SN65HVD1470DGSR?
The operating voltage is 3.3V.
What is the maximum data rate supported by this transceiver?
The maximum data rate is 400 kbps.
Does the SN65HVD1470DGSR support full-duplex communication?
Yes, it supports full-duplex communication with independent driver and receiver pins.
What is the ESD protection level of this device?
It offers ESD protection up to ±16kV IEC 61000-4-2 contact discharge.
What is the standby current of the SN65HVD1470DGSR?
The standby current is less than 5µA.
What is the operating temperature range of this transceiver?
The operating temperature range is -40°C to 125°C.
Is the SN65HVD1470DGSR suitable for long-distance communication?
Yes, its wide common-mode voltage range makes it ideal for long-distance applications.
What industries commonly use this transceiver?
It is commonly used in industrial automation, building automation, and telecommunications.
Does the device have noise immunity features?
Yes, it features 70mV receiver hysteresis for improved noise immunity.
Is the SN65HVD1470DGSR compatible with 5V logic?
Yes, it is compatible with 5V logic inputs despite being a 3.3V device.
