CY22388 Ver la hoja de datos (PDF) - Cypress Semiconductor
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CY22388 Datasheet PDF : 10 Pages
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CY22388/89/91
DC Parameters[4]
Parameter
IOH[5]
IOL[5]
IIH
IIL
VIH
VIL
VVCXO
CIN
IVDD
CINXIN
CINXTAL
Description
Output High Current
Output Low Current
Input High Current
Input Low Current
Input High Voltage
Conditions
VOH = VDD –0.5,VDD = 3.3V
VOL = 0.5, VDD = 3.3V
VIH = VDD, excluding Vin, Xin
VIL = 0V, excluding Vin, Xin
FS0/1/2 OE input CMOS levels
Input Low Voltage
FS0/1/2 OE input CMOS levels
VIN Input Range
Input Capacitance
FS0/1/2 and OE Pins only
Supply Current
VDD/AVDD/VDDL Current
Input Capacitance at XIN VCXO Disabled External Reference
Input Capacitance at
Crystal
VCXO Disabled Fixed Freq. Oscillator
Min. Typ. Max. Unit
12
–
–
mA
12
–
–
mA
–
5
10
µA
–
5
10
µA
0.7xAVDD
–
0
–
–
–
V
– 0.3xAVDD V
–
AVDD
V
–
7
pF
–
60
–
mA
–
15
–
pF
–
12
–
pF
AC Parameters
Parameter[4]
Description
1/t1
Output Frequency
DC1
Output Duty Cycle
(excluding REFOUT
DC2
Output Duty Cycle
DCREFOUT Output Duty Cycle
ER
Rising Edge Rate
EF
Falling Edge Rate
T9
T10
fXO
Clock Jitter
PLL Lock Time
VCXO Crystal Pull
Range
Conditions
Min. Typ. Max. Units
PLL minmax/Dividermaximum
4.2 – 166 MHz
Duty Cycle is defined in Figure 4; t2/t1, 50% of VDD
45 50 55 %
External reference duty cycle between 40% and 60% measured at
VDD/2 (Clock output is125 MHz)
Duty Cycle is defined in Figure 4; t2/t1, 50% of VDD
40 50 60 %
External reference duty cycle between 40% and 60% measured at
VDD/2 (Clock output is125 MHz)
Duty Cycle is defined in Figure 4; t2/t1, 50% of VDD
(XIN Duty Cycle = 45/55%)
40 50 60 %
Output Clock Edge Rate. Measured from 20% to 80% of
VDD. CLOAD = 15 pF. See Figure 5.
Output Clock Edge Rate. Measured from 80% to 20% of
VDD. CLOAD = 15pF See Figure 5.
Period Jitter
0.75 1.2 – V/ns
0.75 1.2 – V/ns
– ±250 – ps
– 1 5 ms
Using non- SMD-49
Note,ANC0002”
crystal
specified
in
“CY22388 Application
±110
±120
Nominal Crystal Frequency Input assumed (0 ppm)@25°C and 3.3V
– ppm
Using SMD-49 crystal specified in “CY22388Application
Note,ANC0002”
±105 ±120
Nominal Crystal Frequency Input assumed (0 ppm)@25°C and 3.3V
– ppm
Notes
4. Parameters are guaranteed by design and characterization. Not 100% tested in production. All parameters specified with fully loaded outputs.
5. Custom Drive level and is available upon request
Document #: 38-07734 Rev. *B
Page 6 of 10
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