Digi NS7520B-1-C36 Hardware Reference Manual page 301

Fast page refresh (RCYC = 10)
RF1
BCLK
27
RAS[4:0]*
43
CAS3*
43
CAS2*
43
CAS1*
43
CAS0*
12
WE*
Fast page refresh (RCYC = 11)
RF1
BCLK
27
RAS[4:0]*
43
CAS3*
43
CAS2*
43
CAS1*
43
CAS0*
12
WE*
RF2 RF3 RF4
27
43
43
43
43
RF2 RF3
27
43
43
43
43
w w w . d i g i e m b e d d e d . c o m
E l e c t r i c a l C h a r a c t e r i s t i c s
RF5 RF8 T1
12
RF4 RF8 T1
12
2 8 9