MK3722 查看數據表（PDF） - Integrated Circuit Systems
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MK3722 Datasheet PDF : 6 Pages
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MK3722
VCXO PLUS AUDIO CLOCK FOR STB
Parameter
Operating Supply Current
Short Circuit Current
VIN, VCXO Control Voltage
On Chip Pull-up Resistor,
inputs
Input Capacitance
Nominal Output Impedance
Symbol Conditions
IDD No load, 2
outputs
IOS
VIA
RPU S0, S1, S2
CIN
ZOUT
S0, S1, S2
Min.
0
Typ.
11
±50
150
5
20
Max. Units
mA
mA
3.3
V
kΩ
pF
Ω
AC Electrical Characteristics
VDD = 3.3V ±5%, Ambient Temperature 0 to +70° C, unless stated otherwise
Parameter
Symbol
Conditions
Min. Typ. Max. Units
Crystal Pullability
VCXO Gain
fP
0V< VIN < 3.3V, Note 1
+ 100
VIN = VDD/2 + 1V, Note 1
80
ppm
ppm/V
Output Rise Time
Output Fall Time
Output Clock Duty Cycle
Maximum Output Jitter,
short term
tOR 0.8 to 2.0V, CL=15pF
0.75 1.5 ns
tOF 2.0 to 0.8V, CL=15pF
0.75 1.5 ns
tD
Measured at 1.65V, CL=15pF 40
50 60
%
tJ
CL=15pF
+150
ps
Note 1: External crystal device must conform with Pullable Crystal Specifications listed on page 3.
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
θJA Still air
θJA 1 m/s air flow
θJA 3 m/s air flow
Thermal Resistance Junction to Case θJC
Min.
Typ.
78
70
68
37
Max.
Units
°C/W
°C/W
°C/W
°C/W
MDS 3722 B
5
Revision 092502
Integrated Circuit Systems q 525 Race Street, San Jose, CA 95126 q tel (408) 295-9800 q www.icst.com
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