CY7C199-45LMB Cypress Semiconductor Corp, CY7C199-45LMB Datasheet - Page 8

• Manufacturer Part Number: CY7C199-45LMB
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C199-45LMB

• Density: 256Kb
• Access Time (max): 45ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 15b
• Package Type: LLCC
• Operating Temp Range: -55C to 125C
• Number Of Ports: 1
• Supply Current: 150mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Military
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 32K
• Lead Free Status / RoHS Status: Not Compliant

Document #: 38-05160 Rev. *B
Typical DC and AC Characteristics
Truth Table
Ordering Information
CE
Speed
3.0
2.5
2.0
1.5
1.0
0.5
H
0.0
L
L
L
(ns)
12
15
20
0.0
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
1.0
WE
SUPPLY VOLTAGE (V)
H
H
X
L
CY7C199-12ZXC
CY7C199-15ZXC
CY7C199L-15ZXC
CY7C199-20PXC
2.0
Ordering Code
OE
H
X
L
X
3.0
High Z
Data Out
Data In
High Z
4.0
Inputs/Outputs
5.0
30.0
25.0
20.0
15.0
10.0
51-85071 28-pin TSOP I (Pb-free)
51-85071 28-pin TSOP I (Pb-free)
51-85014 28-pin (300-Mil) Molded DIP (Pb-free)
0.0
Package
Diagram
5.0
(continued)
0
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
200
Deselect/Power-down
Read
Write
Deselect, Output disabled
CAPACITANCE (pF)
400
V
T
CC
A
600
=25°C
=4.5V
800
Mode
Package Type
1000
1.25
1.00
0.75
0.50
10
NORMALIZED I
CYCLE FREQUENCY (MHz)
V
T
V
A
CC
IN
=25°C
=0.5V
20
Standby (I
Active (I
Active (I
Active (I
=5.0V
CC
CC
CC
CC
vs. CYCLE TIME
Commercial
Commercial
Commercial
Power
SB
30
)
)
)
CY7C199
)
Operating
Page 8 of 11
Range
40
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