21 / 26 page
PRELIMINARY
CY7C60445, CY7C6045x
Document Number: 001-12395 Rev. *E
Page 21 of 26
Figure 7. GPIO Timing Diagram
AC External Clock Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
AC Programming Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
TFall
TRise023
TRise1
90%
10%
GPIO
Pin
Output
Voltage
Table 12. AC External Clock Specifications
Symbol
Description
Min
Typ
Max
Units
FOSCEXT
Frequency
0.750
–
25.2
MHz
–
High Period
20.6
–
5300
ns
–
Low Period
20.6
–
–ns
–
Power Up IMO to Switch
150
–
–
μs
Table 13. AC Programming Specifications
Symbol
Description
Min
Typ
Max
Units
TRSCLK
Rise Time of SCLK
1
–
20
ns
TFSCLK
Fall Time of SCLK
1
–
20
ns
TSSCLK
Data Set up Time to Falling Edge of SCLK
40
–
–
ns
THSCLK
Data Hold Time from Falling Edge of SCLK
40
–
–
ns
FSCLK
Frequency of SCLK
0
–
8
MHz
TERASEB
Flash Erase Time (Block)
–
–
18
ms
TWRITE
Flash Block Write Time
–
–
25
ms
TDSCLK
Data Out Delay from Falling Edge of SCLK
–
–
45
ns
TDSCLK3
Data Out Delay from Falling Edge of SCLK
–
–
50
ns
TDSCLK2
Data Out Delay from Falling Edge of SCLK
–
–
70
ns
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