AM29C660/BZC

Specialty Logic Overview

The AM29C660/BZC is a CMOS Error Detection and Correction (ECC) circuit manufactured by Advanced Micro Devices. It is housed in a 68-lead Plastic Quad Chip Carrier (PQCC68) package with J-bend terminals and a 1.27 mm pitch. The device operates within a commercial temperature range of 0°C to 70°C and utilizes Tin/Lead (Sn/Pb) terminations. It is designed for integration into systems requiring hardware-level data integrity verification.

Specialty Logic Feature Summary

• Implements error detection and correction logic for system data buses
• CMOS technology ensures low power consumption and high noise immunity
• Surface-mount compatible quad chip carrier package design

Specialty Logic Applications

• Data bus integrity monitoring in embedded systems
• Memory subsystem error protection circuits
• Industrial control system data validation

Specialty Logic Procurement Notes

Verify component authenticity through authorized AMD or Spansion distribution channels. Confirm RoHS compliance status as the base part is marked non-compliant; ensure the specific BZC suffix variant meets current environmental regulations for your region. Validate package marking codes against official datasheets to prevent counterfeit substitution.

Specialty Logic Selection Notes

Select this component when hardware-based ECC is required for 8-bit or wider data paths. Ensure the system voltage aligns with standard CMOS logic levels. Consider the PQCC68 footprint constraints during PCB layout. Verify that the 70°C commercial temperature rating satisfies the operational environment requirements.

Specialty Logic Part Context

This component belongs to the AMD AM29C series, which focuses on logic functions supporting memory and processing architectures. AMD's legacy logic portfolio was later integrated into Spansion before transitioning to other entities. This specific part serves as a foundational block for data reliability in older industrial and computing designs.

Specialty Logic Replacement Considerations

Check for direct pin-compatible equivalents from Spansion or current licensees. Verify if newer ECC controllers with integrated features offer a viable migration path. Ensure electrical parameters match exactly before substituting.