Transcript
Page 1: IRS  C hip  T esting Report 09/09/2010

IRS Chip Testing Report09/09/2010

Chih-Ching Chenand Chiu-Chuan

Ming-Yuan

Page 2: IRS  C hip  T esting Report 09/09/2010

status of the tests we discussed in Hawaii

• Find a data value set for testing • Replace a new IRS chip• Voltage cal.• Storage access testing for all 32K (ongoing)Will do: • Sample timing calibration for one channel• Sampling timing calibration by Avtech pulse• Change CMPbias resister

Page 3: IRS  C hip  T esting Report 09/09/2010

Replace a new IRS

Page 4: IRS  C hip  T esting Report 09/09/2010

testing details and difficulties

• The CH0-CH2 signal are bad after 64 sampling points in new IRS chip. New TSA value?

Page 5: IRS  C hip  T esting Report 09/09/2010

questions

• The IRS testing board layout file


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