Week 22 Report

Inspection Accept

74%

Electrical Testing Pass

64%

Week 22 Summary                                                                        

Electrical Testing yields broke their pattern of stabilization in Week 22 while Inspection yields held steady.

Testing yields had been holding at 70-75% for nearly two months, but dropped sharply to 64% in Week 22, with eight part numbers being added to the substandard part list. None of the parts had a 100% failure rate.

Inspection yields held steady at 74% for a second consecutive week.

Week 22 Quality Report

Substandard Part Listing 

Avago Technologies HCPL-7800A-000E (Date Codes 1114 and 1137) - 64% Failure Rate - High gain.

Xilinx XC4VLX4010FFG668C (Date Codes 1103 and 1137) - 46% Failure Rate - Program error and shorted pins (VCCIO shorted to GND).

Xilinx XC9536-10VQG544C (Date Code 1045) - 9% Failure Rate - Program error (version is "0000").

STMicroelectronics M25PX32-VMP6E (Date Code not marked or labeled) - 8% Failure Rate - Blank-check error (previously programmed) and poor pin contacts.

Altera EP2C8F256C8N (Date Code 1345) - 36% Failure Rate - Program error and no output.

Altera EP2SGX90EF1152C5N (Date Code 0921) - 6% Failure Rate - Program error and detached heat sink.

Atmel AT90CAN128-16MU (Date Code 1235) - 10% Failure Rate - Poor pin contacts.

SGS-Thomson Microelectronics VN02NE (Date Code not marked or labeled) - 9% Failure Rate - No output.