Cypress CY8C21434 Manual De Usuario
CY8C21634, CY8C21534
CY8C21434, CY8C21334, CY8C21234
Document Number: 38-12025 Rev. *O
Page 28 of 45
AC General Purpose IO Specifications
The following tables list the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
The following tables list the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters
apply to 5V, 3.3V, or 2.7V at 25°C and are for design guidance only.
Figure 18. GPIO Timing Diagram
AC Operational Amplifier Specifications
lists the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to
5V, 3.3V, or 2.7V at 25°C and are for design guidance only.
AC Low Power Comparator Specifications
lists the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to
5V at 25°C and are for design guidance only.
Table 27. 5V and 3.3V AC GPIO Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
F
GPIO
GPIO Operating Frequency
0
–
12
MHz
Normal Strong Mode
TRiseF
Rise Time, Normal Strong Mode, Cload = 50 pF
3
–
18
ns
Vdd = 4.5 to 5.25V, 10% - 90%
TFallF
Fall Time, Normal Strong Mode, Cload = 50 pF
2
–
18
ns
Vdd = 4.5 to 5.25V, 10% - 90%
TRiseS
Rise Time, Slow Strong Mode, Cload = 50 pF
7
27
–
ns
Vdd = 3 to 5.25V, 10% - 90%
TFallS
Fall Time, Slow Strong Mode, Cload = 50 pF
7
22
–
ns
Vdd = 3 to 5.25V, 10% - 90%
Table 28. 2.7V AC GPIO Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
F
GPIO
GPIO Operating Frequency
0
–
3
MHz
Normal Strong Mode
TRiseF
Rise Time, Normal Strong Mode, Cload = 50 pF
6
–
50
ns
Vdd = 2.4 to 3.0V, 10% - 90%
TFallF
Fall Time, Normal Strong Mode, Cload = 50 pF
6
–
50
ns
Vdd = 2.4 to 3.0V, 10% - 90%
TRiseS
Rise Time, Slow Strong Mode, Cload = 50 pF
18
40
120
ns
Vdd = 2.4 to 3.0V, 10% - 90%
TFallS
Fall Time, Slow Strong Mode, Cload = 50 pF
18
40
120
ns
Vdd = 2.4 to 3.0V, 10% - 90%
TFallF
TFallS
TFallS
TRiseF
TRiseS
90%
10%
GPIO
Pin
Output
Voltage
Table 29. AC Operational Amplifier Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
T
COMP
Comparator Mode Response Time, 50 mV
Overdrive
100
200
ns
ns
Vdd
≥ 3.0V.
2.4V < Vcc <
3.0V.
Table 30. AC Low Power Comparator Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
T
RLPC
LPC response time
–
–
50
μs
≥ 50 mV overdrive comparator
reference set within V
REFLPC
.