CY8C24094, CY8C24794
CY8C24894, CY8C24994
Document Number: 38-12018 Rev. *Q Page 30 of 48
10.4 AC Electrical Characteristics
10.4.1 AC Chip-Level 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.
Figure 10-2. 24 MHz Period Jitter (IMO) Timing Diagram
Table 10-16. AC Chip-Level Specifications
Symbol Description Min Typ Max Units Notes
F
IMO245V
Internal Main Oscillator Frequency for 24 MHz
(5V)
23.04 24 24.96
[11,12]
MHz Trimmed for 5V operation
using factory trim values.
F
IMO243V
Internal Main Oscillator Frequency for 24 MHz
(3.3V)
22.08 24 25.92
[12,13]
MHz Trimmed for 3.3V operation
using factory trim values.
F
IMOUSB5V
Internal Main Oscillator Frequency with USB
(5V)
Frequency locking enabled and USB traffic
present.
23.94 24 24.06
[12]
MHz -10°C ≤ T
A
≤ 85°Cn
4.35 ≤ Vdd ≤ 5.15
F
IMOUSB3V
Internal Main Oscillator Frequency with USB
(3.3V)
Frequency locking enabled and USB traffic
present.
23.94 24 24.06
[12]
MHz -0°C ≤ T
A
≤ 70°C
3.15 ≤ Vdd ≤ 3.45
F
IMO6
Internal Main Oscillator Frequency for 6 MHz 5.5 6 6.5
[11,12,13]
MHz Trimmed for 5V or 3.3V
operation using factory trim
values. See the figure on
page 19. SLIMO Mode = 1.
F
CPU1
CPU Frequency (5V Nominal) 0.93 24 24.96
[11,12]
MHz
F
CPU2
CPU Frequency (3.3V Nominal) 0.93 12 12.96
[12,13]
MHz
F
BLK5
Digital PSoC Block Frequency (5V Nominal) 0 48 49.92
[11,12,14]
MHz Refer to the AC Digital Block
Specifications.
F
BLK3
Digital PSoC Block Frequency (3.3V Nominal) 0 24 25.92
[12,14]
MHz
F
32K1
Internal Low Speed Oscillator Frequency 15 32 64 kHz
F
32K_U
Internal Low Speed Oscillator (ILO) Untrimmed
Frequency
5 – – kHz After a reset and before the
m8c starts to run, the ILO is
not trimmed. See the System
Resets section of the PSoC
Technical Reference Manual
for details on timing this
Jitter32k 32 kHz Period Jitter – 100 ns
DC
ILO
Internal Low Speed Oscillator Duty Cycle 20 50 80 %
Step24M 24 MHz Trim Step Size – 50 – kHz
Fout48M 48 MHz Output Frequency 46.08 48.0 49.92
[11,13]
MHz Trimmed. Utilizing factory
trim values.
Jitter24M1 24 MHz Period Jitter (IMO) Peak-to-Peak – 300 ps
F
MAX
Maximum frequency of signal on row input or
row output.
– – 12.96 MHz
SR
POWER_UP
Power Supply Slew Rate – – 250 V/ms Vdd slew rate during power
up.
T
POWERUP
Time from end of POR to CPU executing code – 16 100 ms Power up from 0V. See the
System Resets section of the
PSoC Technical Reference
Manual.
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