CY8C24x23A Final Data Sheet
3. Electrical Specifications
3.4.2
AC General Purpose IO 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, 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, and 2.7V at 25°C and are for design guidance only.
Table 3-23. 5V and 3.3V AC GPIO Specifications
Symbol
F
GPIO
TRiseF
TFallF
TRiseS
TFallS
Description
GPIO Operating Frequency
Rise Time, Normal Strong Mode, Cload = 50 pF
Fall Time, Normal Strong Mode, Cload = 50 pF
Rise Time, Slow Strong Mode, Cload = 50 pF
Fall Time, Slow Strong Mode, Cload = 50 pF
0
3
2
10
10
Min
–
–
–
27
22
Typ
12
18
18
–
–
Max
Units
MHz
ns
ns
ns
ns
Notes
Normal Strong Mode
Vdd = 4.5 to 5.25V, 10% - 90%
Vdd = 4.5 to 5.25V, 10% - 90%
Vdd = 3 to 5.25V, 10% - 90%
Vdd = 3 to 5.25V, 10% - 90%
Table 3-24. 2.7V AC GPIO Specifications
Symbol
F
GPIO
TRiseF
TFallF
TRiseS
TFallS
Description
GPIO Operating Frequency
Rise Time, Normal Strong Mode, Cload = 50 pF
Fall Time, Normal Strong Mode, Cload = 50 pF
Rise Time, Slow Strong Mode, Cload = 50 pF
Fall Time, Slow Strong Mode, Cload = 50 pF
0
6
6
18
18
Min
–
–
–
40
40
Typ
3
50
50
120
120
Max
Units
MHz
ns
ns
ns
ns
Notes
Normal Strong Mode
Vdd = 2.4 to 3.0V, 10% - 90%
Vdd = 2.4 to 3.0V, 10% - 90%
Vdd = 2.4 to 3.0V, 10% - 90%
Vdd = 2.4 to 3.0V, 10% - 90%
90%
GPIO
Pin
Output
Voltage
10%
TRiseF
TRiseS
TFallF
TFallS
Figure 3-8. GPIO Timing Diagram
October 17, 2006
Document No. 38-12028 Rev. *F
34
CYPRESS [ CYPRESS SEMICONDUCTOR ]
