Datasheet

Rev. 1.0 / Jul. 2012 45
Refresh parameters by device density
Refresh parameters by device density
Parameter RTT_Nom Setting 512Mb 1Gb 2Gb 4Gb 8Gb Units Notes
REF command ACT or
REF command time
tRFC 90 110 160 260 350 ns
Average periodic
refresh interval
tREFI
0
C  T
CASE
 85 C 7.8 7.8 7.8 7.8 7.8 us
85
C  T
CASE
 95 C 3.9 3.9 3.9 3.9 3.9 us 1