Cypress CY7C604XX 사용자 설명서
CY7C604XX
Document Number: 001-12395 Rev *H
Page 21 of 30
AC Electrical Characteristics
AC Chip Level Specifications
AC General Purpose IO Specifications
Table 15. AC Chip Level Specifications
Symbol
Description
Min
Typ
Max
Units
F
MAX
Maximum Operating Frequency
(18)
24
–
–
MHz
F
CPU
Maximum Processing Frequency
(19)
24
–
–
MHz
F
32K1
Internal Low Speed Oscillator Frequency
19
32
50
kHz
F
IMO24
Internal Main Oscillator Stability for 24 MHz ± 5%
(20)
22.8
24
25.2
MHz
F
IMO12
Internal Main Oscillator Stability for 12 MHz
(20)
11.4
12
12.6
MHz
F
IMO6
Internal Main Oscillator Stability for 6 MHz
5.7
6.0
6.3
MHz
DC
IMO
Duty Cycle of IMO
40
50
60
%
T
RAMP
Supply Ramp Time
0
–
–
μs
Table 16. AC GPIO Specifications
Symbol
Description
Conditions
Min
Typ
Max
Units
F
GPIO
GPIO Operating Frequency
Normal Strong Mode, Port 0, 1
0
0
–
–
6 MHz for
1.71V<Vdd<2.4V
12 MHz for
2.4V<Vdd<3.6V
MHz
Normal Strong Mode, Port 2, 3
0
-
3 MHz for
1.71V<Vdd<2.4V
6 MHz for
3.0V<Vdd<3.6V
MHz
TRise23
Rise Time, Strong Mode, Cload
= 50 pF
Ports 2 or 3
= 50 pF
Ports 2 or 3
Vdd = 3.0 to 3.6V, 10% – 90%
Vdd = 2.4 to 3.0V, 10% – 90%
15
15
–
–
80
100
ns
TRise23L
Rise Time, Strong Mode Low
Supply, Cload = 50 pF
Ports 2 or 3
Supply, Cload = 50 pF
Ports 2 or 3
Vdd = 1.71 to 3.0V, 10% – 90%
15
–
100
ns
TRise01
Rise Time, Strong Mode, Cload
= 50 pF
Ports 0 or 1
= 50 pF
Ports 0 or 1
Vdd = 3.0 to 3.6V, 10% – 90%
LDO enabled or disabled
LDO enabled or disabled
Vdd = 2.4 to 3.0V, 10% – 90%
LDO enabled or disabled
LDO enabled or disabled
10
10
–
–
50
70
ns
TRise01L
Rise Time, Strong Mode Low
Supply, Cload = 50 pF
Ports 0 or 1
Supply, Cload = 50 pF
Ports 0 or 1
Vdd = 1.71 to 3.0V, 10% – 90%
LDO enabled or disabled
LDO enabled or disabled
15
–
100
ns
TFall
Fall Time, Strong Mode, Cload =
50 pF
All Ports
50 pF
All Ports
Vdd = 3.0 to 3.6V, 10% – 90%
Vdd = 1.71 to 3.0V, 10% - 90%
10
10
–
–
80
80
ns
Notes
18. Digital clocking functions.
19. CPU speed.
20. Trimmed using factory trim values.
19. CPU speed.
20. Trimmed using factory trim values.