Datasheet

Section 26 Electrical Characteristics
Page 1338 of 1408 R01UH0309EJ0500 Rev. 5.00
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
TRp
φ
RAS5 to RAS2
UCAS, LCAS
OE
TRr
t
CSD2
t
CSR1
t
CASD1
t
CASD1
t
CSD1
TRc1 TRc2
Figure 26.20 CAS-Before-RAS Refresh Timing
TRp
φ
RAS5 to RAS2
UCAS, LCAS
OE
TRrw
t
CSD2
t
CSR2
t
CASD1
t
CSD1
t
CASD1
TRr TRc1 TRcw TRc2
Figure 26.21 CAS-Before-RAS Refresh Timing (with Wait Cycle Insertion)