®
ISSI
IS61SP6464
READ/WRITE CYCLE TIMING
t
KC
CLK
ADSP
ADSC
t
KH
tKL
ADSP is blocked by CE inactive
t
SS
tSH
t
SS
tSH
ADV
t
AS
tAH
A15-A0
RD1
WR1
RD2
RD3
t
t
WS
WS
t
t
WH
GW
BWE
WH
t
WS
tWH
WR1
BW8-BW1
t
CES
tCEH
CE Masks ADSP
CE
CE2, CE3
CE2, CE3
t
t
CES
CES
t
t
CEH
CEH
CE2, CE3 and CE2, CE3 only sampled with ADSP or ADSC
Unselected with CE2, CE3
t
OEHZ
t
OEQ
OE
t
KQX
t
OEQX
t
OELZ
High-Z
High-Z
DATAOUT
2a
2b
2c
2d
1a
t
KQLZ
t
KQHZ
t
KQX
KQHZ
t
KQ
t
1a
DATAIN
t
DS
tDH
Single Write
Burst Read
Single Read
Unselected
14
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. C
01/14/04