ST40RA View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'ST40RA' PDF : 94 Pages View PDF
ST40RA
7 Electrical specifications
7.5 LMI interface (DDR-SDRAM) AC specifications
NOTLCLKOUTA:B
LCLKOUTA:B
LMIADDR/COM
DQSREAD
LMIDATAREAD
DQSWRITE
LMIDATAWRITE
tLCHLCL
tLCHLCH
tLCLLCH
tLCLLAV
tDQSH
tLCHDQSR
tDQSRH
tDQSRS
tDQSL
tLCHDQSR
tDQSRH
tDQSRS
tLCHDQS
tDQSH
tDQSL
tLDWS tLDWH
tLDWS tLDWH
tLCHDWZ
Figure 12: LMI DDR mode timings
Symbol
Parameter
tLCHLCH
tLCHLCL
LMI clock period
LMI clock high time
Min
10
0.45
Max
Table 27: LMI DDR-SDRAM AC timings
Units Note
ns
tLCHLC
H
ADCS 7260755H
STMicroelectronics 52/94
Share Link: 
