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參數(shù)資料
| 型號： | WCMA2008U1B-FF70 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 256K x 8 Static RAM |
| 中文描述： | 256K × 8靜態(tài)RAM |
| 文件頁數(shù)： | 2/11頁 |
| 文件大小： | 144K |
| 代理商： | WCMA2008U1B-FF70 |
WCMA2008U1B
2
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–65°C to +150°C
Ambient Temperature with
Power Applied...............................................55°C to +125°C
Supply Voltage to Ground Potential..... ..........–0.5V to +4.6V
DC Voltage Applied to Outputs
in High Z State
[1]
........................................0.5V to V
CC
+ 0.5V
DC Input Voltage
[1]
..................................–0.5V to V
CC
+ 0.5V
Output Current into Outputs (LOW)............................20 mA
Static Discharge Voltage ..........................................>2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current ......................................................>200 mA
Notes:
1.
2.
V
= –2.0V for pulse durations less than 20 ns.
Typical values are included for reference only and are not guaranteed or tested. Typical values are measured at V
CC
= V
CC(typ.)
, T
A
= 25°C.
Pin Configurations
A
15
V
CC
A
13
A
12
A
5
CE
2
WE
A
7
I/O
4
I/O
5
A
4
I/O
6
I/O
7
A
11
A
10
A
1
V
SS
I/O
0
A
2
A
8
A
6
A
3
A
0
V
CC
I/O
1
I/O
2
I/O
3
A
17
NC
A
16
CE
1
OE
A
9
A
14
3
2
6
5
4
1
D
E
B
A
C
F
G
H
FBGA (Top View)
DNU
V
SS
Operating Range
Product
Range
Industrial
Ambient Temperature
–40°C to +85°C
V
CC
WCMA2008U1B
2.7V to 3.3V
Product Portfolio
Product
V
CC
Range
Speed
Power Dissipation (Industrial)
Operating, I
CC
f = 1 MHz
Typ.
[2]
Max.
Typ.
[2]
1.5 mA
3 mA
7 mA
Standby (I
SB2
)
Typ.
[2]
2
μ
A
f = f
max
Min.
2.7V
Typ.
[2]
3.0V
Max.
3.3V
Max.
15 mA
Max.
10
μ
A
WCMA2008U1B
70 ns
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