參數資料
型號: UPD4482321GF-A65-A
元件分類: SRAM
英文描述: 256K X 32 CACHE SRAM, 6.5 ns, PQFP100
封裝: 14 X 20 MM, PLASTIC, LQFP-100
文件頁數: 4/28頁
文件大?。?/td> 370K
代理商: UPD4482321GF-A65-A
12
PD4482161, 4482181, 4482321, 4482361
Data Sheet M14521EJ3V0DS
Electrical Specifications
Absolute Maximum Ratings
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Notes
Supply voltage
VDD
-A65, -A75, -A85
–0.5
+4.0
V
-A65Y, -A75Y, -A85Y
-C75, -C85
–0.5
+3.0
V
-C75Y, -C85Y
Output supply voltage
VDDQ
–0.5
VDD
V
Input voltage
VIN
–0.5
VDD + 0.5
V
1, 2
Input / Output voltage
VI/O
–0.5
VDDQ + 0.5
V
1, 2
Operating ambient
TA
-A65, -A75, -A85, -C75, -C85
0
70
°C
temperature
-A65Y, -A75Y, -A85Y, -C75Y, -C85Y
–40
+85
Storage temperature
Tstg
–55
+125
°C
Notes 1. –2.0 V (MIN.)(Pulse width : 2 ns)
2. VDDQ + 2.3 V (MAX.)(Pulse width : 2 ns)
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 DC Operating Conditions
(1/2)
Parameter
Symbol
Conditions
-A65, -A75, -A85
Unit
-A65Y, -A75Y, -A85Y
MIN.
TYP.
MAX.
Supply voltage
VDD
3.135
3.3
3.465
V
2.5 V LVTTL interface
Output supply voltage
VDDQ
2.375
2.5
2.9
V
High level input voltage
VIH
1.7
VDDQ + 0.3
V
Low level input voltage
VIL
–0.3 Note
+0.7
V
3.3 V LVTTL interface
Output supply voltage
VDDQ
3.135
3.3
3.465
V
High level input voltage
VIH
2.0
VDDQ + 0.3
V
Low level input voltage
VIL
–0.3 Note
+0.8
V
Note –0.8 V (MIN.)(Pulse width : 2 ns)
Recommended DC Operating Conditions
(2/2)
Parameter
Symbol
Conditions
-C75, -C85
Unit
-C75Y, -C85Y
MIN.
TYP.
MAX.
Supply voltage
VDD
2.375
2.5
2.625
V
Output supply voltage
VDDQ
2.375
2.5
2.625
V
High level input voltage
VIH
1.7
VDDQ + 0.3
V
Low level input voltage
VIL
–0.3 Note
+0.7
V
Note –0.8 V (MIN.)(Pulse width : 2 ns)
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