參數(shù)資料
型號: 7C199-25
廠商: Cypress Semiconductor Corp.
英文描述: 32K x 8 Static RAM
中文描述: 32K的× 8靜態(tài)RAM
文件頁數(shù): 2/13頁
文件大小: 317K
代理商: 7C199-25
CY7C199
Document #: 38-05160 Rev. *A
Page 2 of 13
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
(Pin 28 to Pin 14) ...........................................
0.5V to +7.0V
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
Electrical Characteristics
Over the Operating Range (-8, -10, -12, -15)
[3]
Output Current into Outputs (LOW).............................20 mA
Static Discharge Voltage.......................................... > 2001V
(per MIL-STD-883, Method 3015)
Latch-up Current.................................................... > 200 mA
Operating Range
Range
Ambient Temperature
[2]
0
°
C to +70
°
C
40
°
C to +85
°
C
55
°
C to +125
°
C
V
CC
Commercial
Industrial
Military
5V
±
10%
5V
±
10%
5V
±
10%
Parameter
V
OH
V
OL
V
IH
Description
Test Conditions
V
CC
= Min., I
OH
=
4.0 mA
V
CC
= Min., I
OL
=8.0 mA
7C199-8
Min. Max. Min. Max. Min. Max. Min. Max.
2.4
2.4
0.4
0.4
2.2
V
CC
+0.3V
+0.3V
0.5
0.8
0.5
0.8
5
+5
5
+5
5
+5
5
+5
7C199-10
7C199-12
7C199-15
Unit
V
V
V
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
2.4
2.4
0.4
V
CC
+0.3V
0.8
+5
+5
0.4
V
CC
+0.3V
0.8
+5
+5
2.2
V
CC
2.2
2.2
V
IL
I
IX
I
OZ
Input LOW Voltage
Input Load Current
Output Leakage Current GND < V
O
< V
CC
, Output
0.5
5
5
0.5
5
5
V
μ
A
μ
A
GND < V
I
< V
CC
Disabled
V
CC
= Max.,
I
OUT
= 0 mA,
f = f
MAX
= 1/t
RC
I
CC
V
CC
Operating Supply
Current
Com
l
L
Mil
Com
l
L
120
110
85
160
85
155
100
180
30
5
mA
mA
mA
mA
mA
I
SB1
Automatic CE
Power-down Current
TTL Inputs
Automatic CE
Power-down Current
CMOS Inputs
Max. V
CC
, CE >
V
IH
, V
IN
> V
IH
or
V
IN
< V
IL
, f = f
MAX
Max. V
CC
,
CE > V
CC
0.3V
V
IN
> V
CC
0.3V
or V
IN
< 0.3V, f = 0
5
5
5
30
5
I
SB2
Com
l
L
Mil
0.5
0.05
0.5
0.05
10
0.05
10
0.05
15
mA
mA
mA
Electrical Characteristics
Over the Operating Range (-20, -25, -35, -45)
[3]
Parameter
V
OH
V
OL
V
IH
Description
Test Conditions
V
CC
= Min., I
OH
=
4.0 mA 2.4
V
CC
= Min., I
OL
= 8.0 mA
7C199-20
Min. Max. Min. Max. Min. Max.
2.4
0.4
2.2
V
CC
+0.3V
0.5
0.8
-0.5
5
+5
5
5
+5
5
7C199-25
7C199-35
7C199-45
Min.
2.4
Unit
V
V
V
Max.
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
2.4
0.4
V
CC
+0.3V
0.8
+5
+5
0.4
V
CC
+0.3V
0.8
+5
+5
0.4
V
CC
+0.3V
0.8
+5
+5
2.2
2.2
2.2
V
IL
I
IX
I
OZ
Input LOW Voltage
Input Load Current
Output Leakage Current
-0.5
5
5
-0.5
5
5
V
μ
A
μ
A
GND < V
I
< V
CC
GND < V
I
< V
CC
, Output
Disabled
V
CC
= Max.,
I
OUT
= 0 mA,
f = f
MAX
= 1/t
RC
I
CC
V
CC
Operating Supply
Current
Com
l
L
Mil
150
90
170
150
80
150
140
70
150
140
70
150
mA
mA
mA
Shaded area contains advance information.
Notes:
1.
V
IL
(min.) =
2.0V for pulse durations of less than 20 ns.
2.
T
is the
instant on
case temperature.
3.
See the last page of this specification for Group A subgroup testing information.
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