Datasheet

Section 26 Electrical Characteristics
R01UH0309EJ0500 Rev. 5.00 Page 1339 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
TRp
φ
RAS5 to RAS2
UCAS, LCAS
OE
TRr
t
CSD2
t
CASD1
t
CSD2
t
CASD1
t
RPS2
TRc TRc TRp Tp Tr
DRAM access
Self-refresh
Figure 26.22 Self-Refresh Timing (Return from Software Standby Mode: RAST = 0)
TRp
φ
RAS5 to RAS2
UCAS, LCAS
OE
TRr
t
CSD2
t
CASD1
t
CSD2
t
CASD1
t
RPS1
TRc TRc TRp Tp Tr
DRAM access
Self-refresh
Figure 26.23 Self-Refresh Timing (Return from Software Standby Mode: RAST = 1)