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參數(shù)資料
| 型號： | CY64146V |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 4M (256K x 16) Static RAM |
| 中文描述： | 4分（256K × 16）靜態(tài)RAM |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 234K |
| 代理商： | CY64146V |
CY62146V MoBL
Document #: 38-05159 Rev. *A
Page 3 of 10
Electrical Characteristics
Over the Operating Range
Parameter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
Description
Test Conditions
CY62146V-70
Typ.
[3]
Unit
V
V
V
V
μ
A
μ
A
mA
Min.
2.4
Max.
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Load Current
Output Leakage Current
V
Operating Supply
Current
I
OH
=
–
1.0 mA
I
OL
= 2.1 mA
V
CC
= 2.7V
V
CC
= 2.7V
V
CC
= 3.6V
V
CC
= 2.7V
0.4
2.2
–
0.5
–
1
–
1
V
CC
+ 0.5V
0.8
+1
+1
15
GND < V
I
< V
CC
GND < V
O
< V
CC
, Output Disabled
I
= 0 mA,
f = f
MAX
= 1/t
RC
,
CMOS Levels
I
OUT
= 0 mA, f = 1 MHz,
CMOS Levels
CE > V
CC
–
0.3V,
V
IN
> V
CC
–
0.3V or
V
IN
< 0.3V, f = f
MAX
CE > V
CC
–
0.3V
V
> V
–
0.3V
or V
IN
< 0.3V, f = 0
+1
+1
7
V
CC
= 3.6V
1
2
mA
I
SB1
Automatic CE
Power-down Current
—
CMOS Inputs
Automatic CE
Power-down Current
—
CMOS Inputs
2
20
μ
A
I
SB2
V
CC
= 3.6V
Capacitance
[4]
Parameter
Description
Test Conditions
Max.
Unit
C
IN
Input Capacitance
T
A
= 25
°
C, f = 1 MHz,
V
CC
= V
CC(typ.)
6
pF
C
OUT
Output Capacitance
8
pF
Thermal Resistance
Parameter
Description
Test Conditions
BGA
TSOPII
Unit
Θ
JA
Thermal Resistance
(Junction to Ambient)
[4]
Still Air, soldered on a 4.25 x 1.125 inch, 4-layer
printed circuit board
55
60
°
C/W
Θ
JC
Thermal Resistance
(Junction to Case)
[4]
16
22
°
C/W
AC Test Loads and Waveforms
Note:
4.
Tested initially and after any design or process changes that may affect these parameters.
V
CC
Typ
V
CC
OUTPUT
R2
30 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
OUTPUT
V
TH
Equivalent to:
TH
é
VENIN EQUIVALENT
R
TH
ALL INPUT PULSES
R1
V
CC
OUTPUT
5 pF
INCLUDING
JIG AND
SCOPE
(b)
R1
R2
(a)
Rise Time: 1 V/ns
Fall Time: 1 V/ns
(c)
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