MO SEL VITELIC
V53C16258H
Waveforms of EDO-Page-Mode Read-Early-Write Cycle (Pseudo Read-Modify-Write)
t
t
RP
RAS
V
V
IH
IL
RAS
t
CSH
t
t
t
RSH
PC
PC
t
CRP
t
t
t
t
t
t
t
CP
RCD
CAS
CP
CAS
CP
CAS
V
V
IH
IL
UCAS, LCAS
t
t
t
CAR
AR
t
RAD
t
t
t
t
t
t
t
CAH
ASR
RAH
ASC
CAH
ASC
CAH
ASC
V
V
IH
IL
ROW
ADDRESS
COLUMN
ADDRESS
COLUMN
ADDRESS
COLUMN
ADDRESS
ADDRESS
t
RCH
t
RCS
t
t
WCH
WCS
V
V
IH
IL
WE
t
CAA
t
t
CAA
t
CAP
t
RAC
t
t
DH
CAC
t
DS
CAC
t
OE
V
V
IH
IL
OE
I/O
t
COH
V
OH
VALID
DATA OUT
VALID
DATA OUT
VALID
DATA IN
V
OL
16258H-17
Waveforms of Self Refresh Cycle
t
t
t
RPS (58)
RP (3)
RASS (57)
V
IH
t
t
RAS
RPC (48)
CP (43)
V
IL
t
t
RPC (48)
CSR (47)
t
CHS (59)
t
CHD (60)
V
V
IH
IL
UCAS, LCAS
V
V
IH
IL
ADDRESS
V
OH
I/O
OPEN
V
OL
V
V
IH
IL
WE
V
V
IH
IL
OE
16258L 05
Undefined
Don’t Care
V53C16258H Rev. 3.8 November 1999
15