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CY8C24094, CY8C24794
CY8C24894, CY8C24994
Document Number: 38-12018 Rev. *M Page 30 of 47
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
[9,10]
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
[10,11]
MHz Trimmed for 3.3V operation
using factory trim values.
F
IMOUSB5
V
Internal Main Oscillator Frequency with USB
(5V)
Frequency locking enabled and USB traffic
present.
23.94 24 24.06
[10]
MHz -10°C ≤ T
A
≤ 85°C
4.35 ≤ Vdd ≤ 5.15
F
IMOUSB3
V
Internal Main Oscillator Frequency with USB
(3.3V)
Frequency locking enabled and USB traffic
present.
23.94 24 24.06
[10]
MHz -0°C ≤ T
A
≤ 70°C
3.15 ≤ Vdd ≤ 3.45
F
CPU1
CPU Frequency (5V Nominal) 0.93 24 24.96
[9,10]
MHz
F
CPU2
CPU Frequency (3.3V Nominal) 0.93 12 12.96
[10,11]
MHz
F
BLK5
Digital PSoC Block Frequency (5V Nominal) 0 48 49.92
[9,10,12]
MHz Refer to the AC Digital Block
Specifications.
F
BLK3
Digital PSoC Block Frequency (3.3V Nominal) 0 24 25.92
[10,12]
MHz
F
32K1
Internal Low Speed Oscillator Frequency 15 32 64 kHz
Jitter32k 32 kHz Period Jitter – 100 ns
Step24M 24 MHz Trim Step Size – 50 – kHz
Fout48M 48 MHz Output Frequency 46.08 48.0 49.92
[9,11]
MHz Trimmed. Utilizing factory
trim values.
Jitter24M
1
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
T
RAMP
Supply Ramp Time 0 – – μs
Jitter24M1
F
24M
Notes
9. 4.75V
< Vdd < 5.25V.
10.Accuracy derived from Internal Main Oscillator with appropriate trim for Vdd range.
11. 3.0V < Vdd < 3.6V. See Application Note AN2012 “Adjusting PSoC Microcontroller Trims for Dual Voltage-Range Operation” for information on trimming for operation
at 3.3V.
12.See the individual user module data sheets for information on maximum frequencies for user modules
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