as4c256k16fo Alliance Memory, Inc, as4c256k16fo Datasheet - Page 3

• Manufacturer Part Number: as4c256k16fo
• Description: 5v 256k X 16 Cmos Dram Fast Page Mode
• Manufacturer: Alliance Memory, Inc

Absolute maximum ratings
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
CAS-before-RAS
Input voltage
Output voltage
Power supply voltage
Operating temperature
Storage temperature (plastic)
Soldering temperature
Power dissipation
Short circuit output current
Latch-up current
Fast page mode
supply current,
Output leakage
Output voltage
Average power
supply current
CMOS standby
supply current
average power
refresh power
Input leakage
power supply
power supply
power supply
TTL standby
4/11/01; V.0.9.1
RAS refresh
Self refresh
Parameter
Operating
current
current
current
current
current
current
mode
Symbol
I
I
I
I
I
I
V
I
V
I
CC1
CC2
CC3
CC4
CC5
CC6
CC7
I
OL
OH
IL
OL
Parameter
time
DQ0 – DQ15 = V
RAS = UCAS = LCAS = V
= OE = A0 – A8 = V
RAS = UCAS = LCAS = VIH
RAS = UCAS = LCAS = V
RAS, UCAS, LCAS, cycling;
RAS, UCAS, LCAS, address
address cycling: t
pins not under test = 0V
RAS = UCAS = LCAS =
UCAS = LCAS = V
0V
0V
cycling; t
I
OUT
I
Test conditions
D
OUT
RAS cycling,
OUT
V
t
t
V
RC
RC
are open
CC
V
OUT
= – 5.0 mA
IN
= 4.2 mA
= min
= min
disabled,
– 0.2V
RC
CC
+ 5.5V
= min
+ 5.5V
Alliance Semiconductor
– 0.2V, 0.2V
SC
CC
= min
IH
–0.2V,
IL
,
, WE
IL
,
Min Max Min Max Min Max Min Max
–10
–10
2.4
T
Symbol
–
–
–
–
–
–
–
–
V
SOLDER
T
I
T
V
V
OUT
(V
OUT
OPR
P
–25
STG
CC
IN
D
CC
0.60
200
120
130
120
2.0
0.4
2.0
10
10
–
®
= 5 ± 10%, GND = 0V, T
–10
–10
2.4
–
–
–
–
–
–
–
–
–30
–1.0
–1.0
–1.0
Min
200
–55
180
200
190
200
0
–
–
–
2.0
1.0
0.4
2.0
10
10
–
–10
–10
2.4
–
–
–
–
–
–
–
–
–35
160
190
180
190
2.0
1.0
0.4
2.0
10
10
–
260
+150
+7.0
+7.0
+7.0
Max
+70
–10
–10
2.4
a
50
–
–
–
–
–
–
–
–
1
–
= 0 C to +70 C)
AS4C256K16FO
–50
10
140
140
140
2.0
1.0
0.4
2.0
10
10
70
–
Unit Note
mA
mA
mA
mA
mA
mA
mA
P. 3 of 25
V
V
A
A
C
Unit
mA
mA
°C
°C
W
V
V
V
sec
1,2
1,2
1
1