CY7C197-12PC(1995) 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7C197-12PC Datasheet PDF : 10 Pages
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CY7C197
Switching Waveforms (continued)
[11,14]
Write Cycle No. 2 (CE Controlled)
ADDRESS
tSA
CE
WE
DATA IN
DATA OUT
tWC
tSCE
tAW
tHA
tPWE
tSD
tHD
DATA VALID
HIGH IMPEDANCE
Note:
14. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Typical DC and AC Characteristics
C197-9
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
1.4
1.2
1.0
ICC
0.8
0.6
VIN =5.0V
TA =25°C
0.4
0.2 ISB
0.0
4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE(V)
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
1.4
ICC
1.2
1.0
0.8
0.6
0.4
0.2
ISB
0.0
-55
VCC =5.0V
VIN =5.0V
25
125
AMBIENT TEMPERATURE(°C)
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
1.4
1.3
1.2
1.1
TA =25°C
1.0
0.9
0.8
4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE(V)
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
1.6
1.4
1.2
1.0
VCC =5.0V
0.8
0.6
−55
25
125
AMBIENT TEMPERATURE(°C)
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
120
100
80
60
VCC =5.0V
TA =25°C
40
20
0
0.0 1.0 2.0 3.0 4.0
OUTPUT VOLTAGE(V)
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
140
120
100
80
60
VCC =5.0V
40
TA =25°C
20
0
0.0
1.0 2.0 3.0 4.0
OUTPUT VOLTAGE(V)
6
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