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CY7C199
Document #: 38-05160 Rev. *A
Page 7 of 13
Typical DC and AC Characteristics
1.2
1.4
1.0
0.6
0.4
0.2
4.0
4.5
5.0
5.5
6.0
1.6
1.4
1.2
1.0
0.8
–55
25
125
–55
25
125
1.2
1.0
0.8
120
100
80
60
40
20
0.01.0
2.03.0
4.0
SUPPLY VOLTAGE (V)
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
AMBIENT TEMPERATURE (
°C)
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
AMBIENT TEMPERATURE (
°C)
OUTPUT VOLTAGE (V)
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
0.0
0.8
1.4
1.1
1.0
0.9
4.0
4.5
5.0
5.5
6.0
SUPPLY VOLTAGE (V)
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
120
140
100
60
40
20
0.0
1.0
2.0
3.0
4.0
0
80
OUTPUT VOLTAGE (V)
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
0.6
0.4
0.2
0.0
ISB
ICC
ICC
VCC =5.0V
VCC =5.0V
TA =25°C
VCC =5.0V
TA =25°C
ISB
TA =25°C
0.6
0.8
0
1.3
1.2
VIN =5.0V
TA =25°C
1.4
VCC =5.0V
VIN =5.0V
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
2.0
3.0
4.0
SUPPLY VOLTAGE (V)
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
30.0
25.0
20.0
15.0
10.0
5.0
0
200
400
600
800
CAPACITANCE (pF)
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
1.25
1.00
0.75
10
20
30
40
CYCLE FREQUENCY (MHz)
NORMALIZED I CC vs. CYCLE TIME
0.0
5.0
0.0
1000
0.50
VCC =4.5V
TA =25°C
VCC =5.0V
TA =25°C
VIN =0.5V
Truth Table
CE
WE
OE
Inputs/Outputs
Mode
Power
H
X
X
High Z
Deselect/Power-down
Standby (ISB)
L
H
L
Data Out
Read
Active (ICC)
L
L
X
Data In
Write
Active (ICC)
L
H
H
High Z
Deselect, Output disabled
Active (ICC)
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