CY7C604XX
Document Number: 001-12395 Rev *H Page 21 of 30
AC Electrical Characteristics

AC Chip Level Specifications

Tabl e 15 lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.

AC General Purpose IO Specifications

Tabl e 16 lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 15. AC Chip Level Specifications
Symbol Description Min Typ Max Units
FMAX Maximum Operating Frequency(18) 24 – – MHz
FCPU Maximum Processing Frequency(19) 24 – – MHz
F32K1 Internal Low Speed Oscillator Frequency 19 32 50 kHz
FIMO24 Internal Main Oscillator Stability for 24 MHz ± 5%(20) 22.8 24 25.2 MHz
FIMO12 Internal Main Oscillator Stability for 12 MHz(20) 11.4 12 12.6 MHz
FIMO6 Internal Main Oscillator Stability for 6 MHz(20) 5.7 6.0 6.3 MHz
DCIMO Duty Cycle of IMO 40 50 60 %
TRAMP Supply Ramp Time 0 – – μs
Table 16. AC GPIO Specifications
Symbol Description Conditions Min Typ Max Units
FGPIO 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
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
Vdd = 1.71 to 3.0V, 10% – 90% 15 – 100 ns
TRise01 Rise Time, Strong Mode, Cload
= 50 pF
Ports 0 or 1
Vdd = 3.0 to 3.6V, 10% – 90%
LDO enabled or disabled
Vdd = 2.4 to 3.0V, 10% – 90%
LDO enabled or disabled
10
10
–
–
50
70
ns
TRise01L Rise Time, Strong Mode Low
Supply, Cload = 50 pF
Ports 0 or 1
Vdd = 1.71 to 3.0V, 10% – 90%
LDO enabled or disabled 15 – 100 ns
TFall Fall Time, Strong Mode, Cload =
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.
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