MK3727
L
OW
C
OST
24 - 36 MH
Z
3.3 V
OLT
VCXO
Pin Assignment
X1
VDD
VIN
GND
1
2
3
4
MK3727S
MK3727A
MK3727C
MK3727D
8 Pin (150 mil) SOIC
8
7
6
5
X2
GND
NC
CLK
Pin Descriptions
Pin
Number
1
2
3
4
5
6
7
8
Pin
Name
XI
VDD
VIN
GND
CLK
NC
GND
X2
Pin
Type
Input
Power
Input
Power
Output
--
Power
Input
Pin Description
Crystal connection -- Connect to the external pullable crystal.
Connect to +3.3 V (0.01uf decoupling capacitor recommended)
Voltage input to VCXO -- 0 to 3.3 V analog input which controls the
oscillation frequency of the VCXO.
Connect to ground
Clock output
No internal connection (may connect to ground or VDD)
Connect to ground
Crystal connection -- Connect to the external pullable crystal.
MDS 3727 E
Int egrat ed C ircuit Syste ms
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2
525 R ace S tr eet, San Jose, CA 95126
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Revision 052901
t el (40 8) 295 -9800
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w ww. ic s t .c o m