CY8C24094, CY8C24794, CY8C24894, and CY8C24994 Final Data Sheet
3. Electrical Specifications
3.4.2
AC General Purpose IO Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C
≤
T
A
≤
85°C, or 3.0V to 3.6V 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 3-18. AC GPIO Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
F
GPIO
TRiseF
TFallF
TRiseS
TFallS
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
–
–
–
27
22
12
18
18
–
–
MHz
ns
ns
ns
ns
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%
Figure 3-3. GPIO Timing Diagram
90%
GPIO
Pin
O u tp u t
Vo lta g e
10%
TR ise F
TR ise S
TFallF
TF a llS
3.4.3
AC Full-Speed USB Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -10°C
≤
T
A
≤
85°C, or 3.0V to 3.6V and -10°C
≤
T
A
≤
85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only.
Table 3-19. AC Full-Speed (12 Mbps) USB Specifications
Symbol
Description
Min
Typ
Max
Units
Notes
T
RFS
T
FSS
T
RFMFS
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching: (T
R
/T
F
)
4
4
90
12 - 0.25%
–
–
–
12
20
20
111
ns
ns
%
For 50 pF load.
For 50 pF load.
For 50 pF load.
T
DRATEFS
Full-Speed Data Rate
12 + 0.25% Mbps
February 15, 2007
Document No. 38-12018 Rev. *J
32
CYPRESS [ CYPRESS SEMICONDUCTOR ]
