ISO7820LLDWR

Overview

The ISO7820LLDWR is a high-performance, reinforced isolated dual-LVDS buffer manufactured by Texas Instruments. It features two forward channels and zero reverse channels within a 16-pin SOIC (DW) package. The device supports data rates up to 100 Mbps with a propagation delay of 17 ns. It operates on a supply voltage range of 2.25 V to 5.5 V, drawing a typical operating current of 14.2 mA. The component provides an insulation voltage of 5700 Vrms and functions reliably across a temperature range of -55°C to +125°C.

Feature Summary

• Provides reinforced isolation for LVDS signal transmission between circuits
• Utilizes capacitive coupling technology for digital isolation
• Supports unidirectional data flow with dual forward channels

Applications

• Industrial communication systems requiring galvanic isolation
• Medical equipment interfaces needing reinforced safety isolation
• Automotive electronic control units with high noise immunity requirements

Procurement Notes

Verify the complete part number including the suffix 'WR' to confirm the reel packaging configuration. Ensure the specific LL variant matches design requirements for performance characteristics. Confirm RoHS compliance status through official manufacturer documentation prior to integration into production workflows.

Selection Notes

Select this component when reinforced isolation ratings are mandatory for safety standards. Compare power consumption against alternative isolators if battery efficiency is critical. Verify that the 16-pin SOIC footprint aligns with existing PCB layout constraints and thermal management strategies.

Part Context

This device belongs to the ISO7820 family of digital isolators from Texas Instruments. It is designed specifically for applications requiring robust isolation barriers in noisy environments. The series offers various channel configurations and speed options to suit different interface needs.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify pin compatibility and electrical specifications before replacing components in existing designs.