Cypress CY8C24223A, CY8C24423A AC Electrical Characteristics, AC Chip-Level Specifications, DC24M

CY8C24223A, CY8C24423A

AC Electrical Characteristics

AC Chip-Level Specifications

The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C ≤ TA ≤ 125°C. Typical parameters apply to 5V at 25°C and are for design guidance only.

Table 20. AC Chip-Level Specifications

Symbol	Description	Min	Typ	Max	Units	Notes
FIMO24	Internal Main Oscillator Frequency for 24 MHz	22.95	24	24.96	MHz	Trimmed. Using factory trim
						values.
FCPU1	CPU Frequency (5V Nominal)	0.09	12	12.48	MHz
F48M	Digital PSoC Block Frequency	–	–	–	MHz	Not allowed.
F24M	Digital PSoC Block Frequency	0	24	24.96a	MHz
F32K1	Internal Low Speed Oscillator Frequency	15	32	64	kHz
F32K2	External Crystal Oscillator	–	32.768	–	kHz	Accuracy is capacitor and
						crystal dependent. 50% duty
						cycle.
FPLL	PLL Frequency	–	23.986	–	MHz	A multiple (x732) of crystal
						frequency.
Jitter24M2	24 MHz Period Jitter (PLL)	–	–	800	ps
TPLLSLEW	PLL Lock Time	0.5	–	10	ms
TPLLSLEWSLOW	PLL Lock Time for Low Gain Setting	0.5	–	50	ms
TOS	External Crystal Oscillator Startup to 1%	–	1700	2620	ms
TOSACC	External Crystal Oscillator Startup to 100 ppm	–	2800	3800	ms
Jitter32k	32 kHz Period Jitter	–	100		ns
TXRST	External Reset Pulse Width	10	–	–	μs
DC24M	24 MHz Duty Cycle	40	50	60	%
Step24M	24 MHz Trim Step Size	–	50	–	kHz
Jitter24M1P	24 MHz Period Jitter (IMO) Peak-to-Peak	–	300		ps
Jitter24M1R	24 MHz Period Jitter (IMO) Root Mean	–	–	600	ps
	Squared
FMAX	Maximum frequency of signal on row input or	–	–	12.48	MHz
	row output.
TRAMP	Supply Ramp Time	0	–	–	μs

a. See the individual user module data sheets for information on maximum frequencies for user modules.

Document Number: 3-12029 Rev. *E Page 21 of 31

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