鈥?/div>
3.3V core power supply
2.5V or 3.3V I/O operation with separate V
DDQ
Linear or interleaved burst control
Snooze mode for reduced power standby
Common data inputs and data outputs
Logic block diagram
LBO
CLK
ADV
ADSC
ADSP
A[16:0]
CLK
CS
CLR
Burst logic
2
2
17
Q
CS
Address
register
CLK
128K 脳 18
Memory
array
17
18
18
17
15
GWE
BW
b
BWE
BW
a
CE0
CE1
CE2
D
DQb
Q
Byte Write
registers
CLK
D
DQa
Q
Byte Write
registers
CLK
D
2
OE
Enable
register
Q
CE
CLK
Output
Buffers
Input
registers
CLK
ZZ
Power
down
D
Enable
Q
delay
register
CLK
OE
18
DQ [a,b]
Selection guide
鈥?5
Minimum cycle time
Maximum clock access time
Maximum operating current
Maximum standby current
Maximum CMOS standby current (DC)
7.5
6.5
250
120
30
-75
8.5
7.5
225
100
30
-80
10
8.0
200
90
30
-10
12
10.0
175
90
30
Units
ns
ns
mA
mA
mA
12/10/04; v.1.3
Alliance Semiconductor
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