Texas Instruments

ISO7420FCCDR

The ISO7420FCCDR is a high-speed, low-power, dual-channel, isolated RS-485 transceiver offered by Texas Instruments. It is designed to provide reliable communication in industrial applications where data integrity and system safety are critical.

Description:

The ISO7420FCCDR is a monolithic integrated circuit that combines a driver and a receiver with an isolation barrier between them. The isolation barrier provides electrical isolation between the RS-485 bus and the system ground, which helps to protect the system from voltage spikes and other electrical disturbances.

Features:

1. Dual-channel RS-485 transceiver with integrated isolation
2. Low-power operation (typical 150 mA supply current)
3. Wide supply voltage range (3V to 5.5V)
4. High-speed data transmission (up to 5 Mbps)
5. Robust ESD protection (±16 kV air discharge)
6. Short-circuit protection on both A and B channels
7. Reverse battery protection
8. Low propagation delay (typical 3 ns)
9. Small package size (5mm x 7mm DFN)

Applications:

The ISO7420FCCDR is suitable for a wide range of industrial applications where reliable and isolated communication is required. Some of the key applications include:

1. Industrial control systems
2. Building automation and control
3. Medical equipment
4. Test and measurement equipment
5. Data acquisition systems
6. Process control systems
7. Networking equipment
8. Security systems
9. Automotive communication systems

In summary, the ISO7420FCCDR is a versatile and reliable solution for RS-485 communication in industrial applications, providing high-speed data transmission, low power consumption, and robust protection features. Its integrated isolation barrier ensures system safety and data integrity, making it an ideal choice for demanding environments.