Teledyne LeCroy QPHY-DDR3 User Manual

Page 4

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917717 Rev C

Chip Select Signal Name .................................................................................................................................. 30

Script Settings .......................................................................................................................................................... 30

Save Acquired Waveforms ............................................................................................................................... 30

Silent mode control ........................................................................................................................................... 30

Stop On Test to review results .......................................................................................................................... 30

Use Chip Select (require one more probe) ....................................................................................................... 30

Waveform Path ................................................................................................................................................. 30

Latency Setting ........................................................................................................................................................ 30

Overall Read Latency ....................................................................................................................................... 30

Overall Write Latency ....................................................................................................................................... 31

Demo Settings .......................................................................................................................................................... 31

Use Stored Waveforms ..................................................................................................................................... 31

Recalled Waveform File Index (5 digits) ........................................................................................................... 31

Define format used to set trace names ............................................................................................................. 31

Use Stored Trace for Speed Grade .................................................................................................................. 31

Advanced Settings ................................................................................................................................................... 32

Clock Period per Screen Division ..................................................................................................................... 32

Number of cycles for Clock test ........................................................................................................................ 32

Max. Number Of Samples Per Clock Period .................................................................................................... 32

Configuration Specific Variables............................................................................................................................... 32

XX Channel Gain .............................................................................................................................................. 32

XX Channel Index ............................................................................................................................................. 32

XX Channel Invert ............................................................................................................................................. 32

XX Channel Offset ............................................................................................................................................ 32

Speed Bin Paramters ............................................................................................................................................... 32

CAS Latency ..................................................................................................................................................... 32

CAS Write Latency............................................................................................................................................ 33

Speed Bin ......................................................................................................................................................... 33

QPHY-DDR3 LIMIT SETS ....................................................................................................... 34

DDR3-800 ................................................................................................................................................................ 34

DDR3-1066 .............................................................................................................................................................. 34

DDR3-1333 .............................................................................................................................................................. 34

DDR3-1600 .............................................................................................................................................................. 34

QPHY-DDR3 TESTS ................................................................................................................ 34

Clock Tests ............................................................................................................................................................... 34

tCK(avg), Average Clock Period ................................................................................................................................ 34

tCK(abs), Absolute Clock Period ................................................................................................................................ 34

tCH(avg), Average High Pulse Width ......................................................................................................................... 34

tCL(avg), Average Low Pulse Width .......................................................................................................................... 35

tCH(abs), Absolute High Pulse Width ........................................................................................................................ 35

tCL(abs), Absolute Low Pulse Width .......................................................................................................................... 35

tJIT(duty), Half Period Jitter ....................................................................................................................................... 35

tJIT(per), Clock Period Jitter ...................................................................................................................................... 35

tJIT(cc), Cycle to Cycle Period Jitter .......................................................................................................................... 35

tERR(n per), Cumulative Error ................................................................................................................................... 36

Eye Diagram ............................................................................................................................................................ 36

Write Burst (Inputs) .................................................................................................................................................... 36

Read Burst (Outputs) ................................................................................................................................................. 36

Electrical Tests ......................................................................................................................................................... 36

Write Bursts (Inputs) ......................................................................................................................................... 36

Slew (Input Slewrate) ..................................................................................................................................................... 36

SlewR and SlewF ....................................................................................................................................................... 36

Logic Levels ................................................................................................................................................................... 37

VIH(ac), maximum AC input logic high ....................................................................................................................... 37

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