5447/BEA

Overview

The 5447/BEA is a dual-marked BCD-to-7-segment decoder manufactured by Rochester Electronics, LLC. It belongs to the M38510 series and features open-collector outputs. The device operates within a voltage range of 4.5V to 5.5V and supports an operating temperature range of -55°C to +125°C. It includes short-circuit protection for signal switches and multiplexers.

Feature Summary

• BCD-to-7-segment decoding functionality with open-collector outputs
• Short-circuit protection integrated into the design
• Extended industrial temperature range capability

Applications

• Industrial electronic systems requiring robust logic components
• Aerospace applications demanding high reliability
• Seven-segment display driver circuits

Procurement Notes

Verify the specific M38510/01007BEA designation when sourcing to ensure correct dual-marking identification. Confirm that the supplier provides authentic Rochester Electronics documentation matching the part number. Check for any specific handling requirements related to the extended temperature range specifications during procurement.

Selection Notes

Select this component when a BCD-to-7-segment decoder with open-collector outputs is required for harsh environments. The wide operating temperature range makes it suitable for industrial and aerospace use cases where standard commercial parts may fail. Ensure the system voltage aligns with the 4.5V to 5.5V specification.

Part Context

Rochester Electronics specializes in extending the lifecycle of semiconductors. The 5447/BEA is part of their portfolio of dual-marked devices, often sourced from original manufacturers like Texas Instruments under the M38510 series. This allows continued availability of legacy logic components for long-term production needs.

Replacement Considerations

Direct substitutes include other M38510/01007BEA variants or equivalent BCD-to-7-segment decoders with open-collector outputs. Verify pin compatibility and electrical characteristics before substitution.