I CR O C LOC K
MK2754
Low Cost 54 MHz VCXO
Pin Assignment
MK2754
X1 1
VDD 2
VIN 3
GND 4
8 X2
7 GND
6 CLK
5 VDD
8 pin (150 mil) SOIC
Pin Descriptions
Number
1
2
3
4
5
6
7
8
Name
X1
VDD
VIN
GND
VDD
CLK
GND
X2
Description
Crystal connection. Connect to a pullable 13.5 MHz crystal.
VDD. Connect to +5V.
Voltage input to VCXO. Zero to 3V analog input which controls the frequency of the VCXO.
Connect to ground.
VDD. Connect to +5V.
54 MHz clock output.
Connect to ground.
Crystal connection. Connect to a pullable 13.5 MHz crystal.
MDS 2754 B
2
Revision 011698
Printed 11/16/00
MicroClock Division of ICS•1271 Parkmoor Ave.•San Jose•CA•95126•(408)295-9800tel•(408)295-9818fax