AS4C256K16FO
®
Absolute maximum ratings
Parameter
Input voltage
Output voltage
Power supply voltage
Operating temperature
Storage temperature (plastic)
Soldering temperature
×
time
Power dissipation
Short circuit output current
Latch-up current
Symbol
V
IN
V
OUT
V
CC
T
OPR
T
STG
T
SOLDER
P
D
I
OUT
Min
–1.0
–1.0
–1.0
0
–55
–
–
–
200
Max
+7.0
+7.0
+7.0
+70
+150
260
×
10
1
50
–
Unit
V
V
V
°C
°C
°C ×
sec
W
mA
mA
Note: Stresses greater than those listed under
Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress rating only and functional
operation of the device at these or any other conditions outside those indicated in the operational sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect reliability.
DC electrical characteristics
Parameter
Symbol
Input leakage
I
IL
current
Output leakage
I
OL
current
Operating
power supply
I
CC1
current
TTL standby
power supply
I
CC2
current
Average power
supply current,
I
CC3
RAS refresh
mode
Fast page mode
average power
I
CC4
supply current
CMOS standby
power supply
I
CC5
current
CAS-before-RAS
refresh power
I
CC6
supply current
V
OH
Output voltage
V
OL
Self refresh
current
I
CC7
Test conditions
0V
≤
V
IN
≤
+ 5.5V
pins not under test = 0V
D
OUT
disabled,
0V
≤
V
OUT
≤
+ 5.5V
RAS, UCAS, LCAS, address
cycling; t
RC
= min
RAS = UCAS = LCAS = VIH
RAS cycling,
UCAS = LCAS = V
IH
,
t
RC
= min
RAS = UCAS = LCAS = V
IL
,
address cycling: t
SC
= min
RAS = UCAS = LCAS =
V
CC
– 0.2V
RAS, UCAS, LCAS, cycling;
t
RC
= min
(V
CC
= 5 ± 10%, GND = 0V, T
a
= 0° C to +70° C)
–25
Min Max
–10
–10
–
10
10
200
–30
Min Max
–10
–10
–
10
10
180
–35
Min Max
–10
–10
–
10
10
160
–50
Min Max Unit Note
–10
–10
–
10
10
140
µA
µA
mA
1,2
–
2.0
–
2.0
–
2.0
–
2.0
mA
–
120
–
200
–
190
–
140
mA
1
–
130
–
190
–
180
–
70
mA
1,2
–
0.60
–
1.0
–
1.0
–
1.0
mA
–
120
–
0.4
2.0
–
2.4
–
–
200
–
0.4
2.0
–
2.4
–
–
190
–
0.4
2.0
–
2.4
–
–
140
–
0.4
2.0
mA
V
V
mA
1
I
OUT
= – 5.0 mA
2.4
I
OUT
= 4.2 mA
–
RAS = UCAS = LCAS = V
IL
, WE
= OE = A0 – A8 = V
CC
–0.2V,
–
DQ0 – DQ15 = V
CC
– 0.2V, 0.2V
are open
4/11/01; V.0.9.1
Alliance Semiconductor
P. 3 of 25
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
