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參數(shù)資料
| 型號(hào)： | CY62138CVLL-70BVI |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 2M (256K x 8) Static RAM |
| 中文描述： | 256K X 8 STANDARD SRAM, 70 ns, PBGA36 |
| 封裝： | 6 X 8 MM, 1 MM HEIGHT, VFBGA-36 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大?。?/td> | 234K |
| 代理商： | CY62138CVLL-70BVI |
CY62138CV25/30/33 MoBL
CY62138CV MoBL
Document #: 38-05200 Rev. *D
Page 9 of 12
Typical DC and AC Parameters
Truth Table
CE
1
H
X
L
L
L
CE
2
X
L
H
H
H
WE
X
X
H
H
L
OE
X
X
L
H
X
Inputs/Outputs
High-Z
High-Z
Data Out (I/O
0
-I/O
7
)
High-Z
Data in (I/O
0
-I/O
7
)
Mode
Power
Deselect/Power-down
Deselect/Power-down
Read
Output Disabled
Write
Standby (I
SB
)
Standby (I
SB
)
Active (I
CC
)
Active (Icc)
Active (Icc)
12.0
10.0
6.0
4.0
0
8.0
S
μ
A
12.0
10.0
6.0
4.0
2.0
2.2
0.0
8.0
I
C
(
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
MoBL
MoBL
2.2
2.0
(f = f
max
,
55 ns)
(f = 1MHz)
14.0
2.5
2.7
2.5 2.7
12.0
10.0
6.0
4.0
2.0
2.7
3.3
0.0
8.0
I
C
(
SUPPLY VOLTAGE (V)
Standby Current vs. Supply Voltage
MoBL
(f = 1MHz)
14.0
3.0
12.0
10.0
6.0
4.0
2.0
3.0
3.6
0.0
8.0
I
C
(
SUPPLY VOLTAGE (V)
14.0
3.3
MoBL
12.0
10.0
6.0
4.0
2.7
0
8.0
SUPPLY VOLTAGE (V)
3.6
2.0
3.3
12.0
10.0
6.0
4.0
3.0
0
8.0
S
μ
A
SUPPLY VOLTAGE (V)
Access Time vs. Supply Voltage
MoBL
2.0
2.7
3.3
50
30
20
10
3.0
3.6
SUPPLY VOLTAGE (V)
0
40
A
60
3.3
50
30
20
10
2.2
0
40
A
60
2.5
2.7
50
30
20
10
SUPPLY VOLTAGE (V)
0
40
A
60
3.0
2.7
3.3
MoBL
Operating Current vs. Supply Voltage
MoBL
MoBL
MoBL
(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)
50
30
20
10
2.7
3.6
SUPPLY VOLTAGE (V)
0
40
A
60
3.3
MoBL
SUPPLY VOLTAGE (V)
(f = 1MHz)
S
μ
A
12.0
10.0
6.0
4.0
3.0
0
8.0
SUPPLY VOLTAGE (V)
3.6
2.0
3.3
MoBL
S
μ
A
(f = f
,
70 ns)
(f = f
max
,
70 ns)
(f = f
max
,
55 ns)
(f = f
max
,
70 ns)
(f = f
,
55 ns)
12.0
10.0
6.0
4.0
2.0
2.7
3.6
0.0
8.0
I
C
(
SUPPLY VOLTAGE (V)
14.0
3.3
MoBL
(f = 1MHz)
(f = f
max
,
70 ns)
(f = f
max
,
55 ns)
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