VIS
Absolute Maximum Rating
s
Parameter
Supply Voltage
Supply Voltage for Output
Input Voltage
Output Voltage
Short circuit output current
Power dissipation
Operating temperature
Storage temperature
Symbol
V
DD
V
DDQ
V
I
V
O
I
O
P
D
T
OPT
T
STG
VG36644041DT / VG36648041DT / VG36641641DT
CMOS Synchronous Dynamic RAM
Conditions
with respect to V
SS
with respect to V
SSQ
with respect to V
SS
with respect to V
SSQ
T
a
= 25 °C
Value
-0.5 to 4.6
-0.5 to 4.6
-0.5 to V
DD
+0.5
-0.5 to V
DDQ
+0.5
50
1
0 to 70
-65 to 150
Unit
V
V
V
V
mA
W
°C
°C
Caution
Exposing the device to stress above those listed in Absolute Maximum Ratings could cause permanent damage. The
device is not meant to be operated under conditions outside the limits described in the operational section of this
specification. Exposure to Absolute Maximum Rating conditions for extended periods may affect device reliability.
Recommended Operating Conditions (T
a
= 0 ~ 70 °C, unless otherwise noted)
Parameter
Supply Voltage
Supply Voltage for DQ
Ground
Ground for DQ
High Level Input Voltage (all inputs)
Low Level Input Voltage (all inputs)
Symbol
V
DD
V
DDQ
V
SS
V
SSQ
V
IH
V
IL
Limits
Min.
3.0
0
3.0
0
2.0
-0.3
Typ.
3.3
0
3.3
0
Max.
3.6
0
3.6
0
V
DD
+ 0.3
0.8
Unit
V
V
V
V
V
V
Pin Capacitance (Ta = 0 ~ 70°C, V
DD
= V
DDQ
= 3.3
±
0.3V , V
SS
= V
SSQ
= 0V, unless otherwise noted)
Parameter
Input Capacitance, address & control pin
Input Capacitance, CLK pin
Data input / output capacitance
Symbol
C
IN
C
CLK
C
I/O
Min
2.5
2.5
4.0
Max
3.8
3.5
6.5
Unit
pF
pF
pF
Document :1G5-0177
Rev.2
Page 5
VML [ VANGUARD INTERNATIONAL SEMICONDUCTOR ]
