CY7C148 Cypress Semiconductor, CY7C148 Datasheet - Page 6

• Manufacturer Part Number: CY7C148
• Description: (CY7C148 / CY7C149) 1K x 4 Static RAM
• Manufacturer: Cypress Semiconductor

Typical DC and AC Characteristics
Ordering Information
Speed
Speed
(ns)
(ns)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
25
35
45
25
35
45
0.0
TYPICAL POWER–ON CURRENT
vs.SUPPLY VOLTAGE(7C148)
1.0
CY7C148 25PC
CY7C148 35PC
CY7C148 35DMB
CY7C148 45PC
CY7C148 45DMB
CY7C149 25PC
CY7C149 35PC
CY7C149 35DMB
CY7C149 35LMB
CY7C149 45PC
CY7C149 45DMB
CY7C149 45LMB
SUPPLY VOLTAGE(V)
Ordering Code
Ordering Code
T
1K
RESISTORTOV
2.0
A
=25°C
ISB
CSPULL–UP
3.0
4.0
CC
5.0
Package
Package
Name
Name
L50
L50
D4
D4
D4
D4
P3
P3
P3
P3
P3
P3
30.0
25.0
20.0
15.0
10.0
0.0
5.0
0
TYPICAL ACCESS TIME CHANGE
vs.OUTPUT LOADING
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Pin Rectangular Leadless Chip Carrier
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Pin Rectangular Leadless Chip Carrier
200
CAPACITANCE(pF)
400
Package Type
Package Type
V
T
6
A
CC
=25°C
600
=4.5V
800
1000
1.4
1.3
1.2
1.1
1.0
0.9
0.8
10
NORMALIZED I
Commercial
Commercial
Military
Commercial
Military
Commercial
Commercial
Military
Commercial
Military
Operating
Operating
CYCLE FREQUENCY(MHz)
20
Range
Range
30
CC
40
vs.ACCESS TIME
CY7C148
CY7C149
50
60