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CY6264
PRELIMINARY
5
Note:
12. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Switching Waveforms (continued)
Write Cycle No. 2 (CE Controlled)
tWC
DATA UNDEFINED
HIGH IMPEDANCE
tAW
tSA
tPWE
tHA
tHD
tHZWE
tSD
CY6264-8
CE2
WE
DATA IN
DATA I/O
ADDRESS
tSCE2
tSCE1
CE1
DATAIN VALID
[9, 11, 12]
Typical DC and AC Characteristics
−55
25
125
1.2
1.0
0.8
AMBIENT TEMPERATURE (°C)
0.6
0.4
0.2
0.0
ISB
VCC =5.0V
VIN =5.0V
ICC
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
120
100
80
60
40
20
0.0
1.0
2.0
3.0
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
OUTPUT VOLTAGE (V)
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
0.0
0.8
1.4
1.3
1.2
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
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