100395QC

Overview

The Fairchild Semiconductor 100395QC is a mixed-signal level translator designed for converting ECL signals to TTL logic levels. This component features nine independent translation circuits housed in a 28-pin PLCC package measuring 11.51x11.51 mm. It operates within a temperature range of -40°C to 85°C and supports a maximum propagation delay of 6.6 ns. The device utilizes a single supply voltage typical for ECL/TTL interfaces, ensuring reliable signal integrity in high-speed digital systems requiring interface compatibility between different logic families.

Feature Summary

• Provides dedicated circuitry for translating ECL input signals directly to compatible TTL output levels
• Integrates nine independent translation channels within a compact surface-mount package
• Designed for high-speed operation with specified low propagation delay characteristics

Applications

• Interface bridging between ECL-based processors and TTL peripheral devices
• High-speed data acquisition systems requiring logic level conversion
• Telecommunications equipment utilizing mixed logic family architectures

Procurement Notes

Verify the specific datasheet revision and pinout configuration against your schematic before procurement. Confirm that the 28-PLCC package dimensions match your PCB footprint requirements. Ensure the operating temperature range meets your system's environmental specifications. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when interfacing ECL sources with TTL loads requiring nine parallel channels. Consider the 28-PLCC package constraints for board space and thermal management. Evaluate the 6.6 ns delay against your system timing budget. Verify power supply requirements align with standard ECL and TTL voltage rails.

Part Context

This device belongs to the Fairchild Semiconductor logic translator family, specifically engineered for mixed-signal applications. It addresses the need for direct interface solutions between ECL and TTL logic families without external discrete components. The product line supports various industrial and commercial applications requiring robust signal translation capabilities.

Replacement Considerations

Check for equivalent parts from ON Semiconductor or other manufacturers offering 9-channel ECL-to-TTL translators in PLCC-28 packages. Verify functional compatibility regarding pinouts and electrical characteristics before substitution.