Cypress CY7C604XX ユーザーズマニュアル
CY7C604XX
Document Number: 001-12395 Rev *H
Page 22 of 30
Figure 6. GPIO Timing Diagram
AC External Clock Specifications
AC Programming Specifications
Table 17. AC External Clock Specifications
Symbol
Description
Min
Typ
Max
Units
F
OSCEXT
Frequency
0.750
–
25.2
MHz
–
High Period
20.6
–
5300
ns
–
Low Period
20.6
–
–
ns
–
Power Up IMO to Switch
150
–
–
μs
TFall
TRise23
TRise01
TRise01
90%
10%
GPIO Pin
Output
Voltage
Table 18. AC Programming Specifications
Symbol
Description
Min
Typ
Max
Units
T
RSCLK
Rise Time of SCLK
1
–
20
ns
T
FSCLK
Fall Time of SCLK
1
–
20
ns
T
SSCLK
Data Set up Time to Falling Edge of SCLK
40
–
–
ns
T
HSCLK
Data Hold Time from Falling Edge of SCLK
40
–
–
ns
F
SCLK
Frequency of SCLK
0
–
8
MHz
T
ERASEB
Flash Erase Time (Block)
–
–
18
ms
T
WRITE
Flash Block Write Time
–
–
25
ms
T
DSCLK1
Data Out Delay from Falling Edge of SCLK,
3.0V<Vdd<3.6V
3.0V<Vdd<3.6V
–
–
85
ns
T
DSCLK2
Data Out Delay from Falling Edge of SCLK,
1.71V<Vdd<3.0V
1.71V<Vdd<3.0V
–
–
130
ns