Datasheet

Section 25 Electrical Characteristics
Rev.6.00 Mar. 18, 2009 Page 898 of 980
REJ09B0050-0600
T
Rp
φ
RAS3, RAS2
UCAS, LCAS
OE
T
Rr
t
CSD2
t
CSR1
t
CASD1
t
CASD1
t
CSD1
T
Rc1
T
Rc2
Figure 25.18 CAS-Before-RAS Refresh Timing
T
Rp
φ
RAS3, RAS2
UCAS, LCAS
OE
T
Rrw
t
CSD2
t
CSR2
t
CASD1
t
CSD1
t
CASD1
T
Rr
T
Rc1
T
Rcw
T
Rc2
Figure 25.19 CAS-Before-RAS Refresh Timing (with Wait Cycle Insertion)