Cypress Semiconductor enCoRe CY7C64215 Manual de usuario Pagina 25

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CY7C64215
Document Number: 38-08036 Rev. *E Page 25 of 33
AC Analog Output Buffer Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and –40°C <
T
A
< 85°C, or 3.15V to 3.5V and –40°C < T
A
< 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only.
Table 23. 5V AC Analog Output Buffer Specifications
Parameter Description Min Typ Max Unit Notes
T
ROB
Rising Settling Time to 0.1%, 1V Step, 100 pF Load
Power = Low
Power = High
2.5
2.5
μs
μs
T
SOB
Falling Settling Time to 0.1%, 1V Step, 100 pF Load
Power = Low
Power = High
2.2
2.2
μs
μs
SR
ROB
Rising Slew Rate (20% to 80%), 1V Step, 100 pF Load
Power = Low
Power = High
0.65
0.65
V/μs
V/μs
SR
FOB
Falling Slew Rate (80% to 20%), 1V Step, 100 pF Load
Power = Low
Power = High
0.65
0.65
V/μs
V/μs
BW
OBSS
Small Signal Bandwidth, 20mV
pp
, 3-dB BW, 100 pF Load
Power = Low
Power = High
0.8
0.8
MHz
MHz
BW
OBLS
Large Signal Bandwidth, 1V
pp
, 3-dB BW, 100 pF Load
Power = Low
Power = High
300
300
kHz
kHz
Table 24. 3.3V AC Analog Output Buffer Specifications
Parameter Description Min Typ Max Unit Notes
T
ROB
Rising Settling Time to 0.1%, 1V Step, 100 pF Load
Power = Low
Power = High
3.8
3.8
μs
μs
T
SOB
Falling Settling Time to 0.1%, 1V Step, 100 pF Load
Power = Low
Power = High
2.6
2.6
μs
μs
SR
ROB
Rising Slew Rate (20% to 80%), 1V Step, 100 pF Load
Power = Low
Power = High
0.5
0.5
V/μs
V/μs
SR
FOB
Falling Slew Rate (80% to 20%), 1V Step, 100 pF Load
Power = Low
Power = High
0.5
0.5
V/μs
V/μs
BW
OBSS
Small Signal Bandwidth, 20mV
pp
, 3dB BW, 100 pF Load
Power = Low
Power = High
0.7
0.7
MHz
MHz
BW
OBLS
Large Signal Bandwidth, 1V
pp
, 3dB BW, 100 pF Load
Power = Low
Power = High
200
200
kHz
kHz
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