CY7C148-35DMB CYPRESS [Cypress Semiconductor], CY7C148-35DMB Datasheet - Page 2

• Manufacturer Part Number: CY7C148-35DMB
• Description: 1Kx4 Static RAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature
Ambient Temperature with
Power Applied
Supply Voltage to Ground Potential
(Pin 18 to Pin 9)
DC Voltage Applied to Outputs
in High Z State
DC Input Voltage
Electrical Characteristics
Capacitance
Document #: 38-05059 Rev. **
V
V
V
V
I
I
I
I
I
I
C
C
Notes:
Parameter
IX
OZ
CC
SB
PO
OS
2.
3.
4.
5.
OH
OL
IH
IL
IN
OUT
See the last page of this specification for Group A subgroup testing information.
A pull-up resistor to V
only).
For test purposes, not more than 1 output should be shorted at one time. Duration of the short circuit should not exceed 30 seconds.
Tested initially and after any design or process changes that may affect these parameters.
Parameter
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Load Current
Output Leakage Current
V
Supply Current
Automatic CS
Power-Down Current
Peak Power-On
Current
Output Short
Circuit Current
CC
[5]
Operating
Description
CC
[3]
on the CS input is required to keep the device deselected during V
Input Capacitance
Output Capacitance
[4]
Over the Operating Range
Description
V
V
GND < V
GND < V
Max. V
Output Open
Max. V
Max. V
GND < V
CC
CC
65 C to+150 C
55 C to+125 C
= Min., I
= Min., I
3.0V to +7.0V
0.5V to+7.0V
0.5V to+7.0V
CC
CC
CC
I
O
O
, CS < V
, CS > V
, CS > V
< V
< V
< V
Test Conditions
OH
OL
CC
CC
CC
= 8.0 mA
= 4.0 mA
T
V
Output Disabled
IL
IH
IH
A
CC
[2]
,
= 25 C, f = 1 MHz,
= 5.0V
7C148
Only
7C148
Only
Test Conditions
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage ........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current..................................................... >200 mA
Operating Range
Note:
1.
Commercial
Military
T
Range
A
is the “instant on” case temperature.
CC
Com’l
Mil
Com’l
Mil
Com’l
Mil
Com’l
Mil
power-up. Otherwise current will exceed values given (CY7C148
[1]
Min.
2.4
2.0
7C148 25
7C149 25
3.0
10
50
55 C to +125 C
Temperature
0 C to +70 C
Ambient
Max.
0.4
6.0
0.8
275
10
50
90
15
15
Max.
8
8
7C148 35, 45
7C149 35, 45
Min.
2.4
2.0
3.0
10
50
CY7C148
CY7C149
Max.
5V
5V
110
0.4
6.0
0.8
10
50
80
10
10
10
10
275
350
Page 2 of 9
Unit
V
pF
pF
CC
10%
10%
Unit
mA
mA
mA
mA
V
V
V
V
A
A
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