
Si550
6
Rev. 0.5
2. Pin Descriptions
Table 10. Si550 Pin Descriptions
Pin
Name
Type
Function
1
VC
Analog Input
Control Voltage
2
OE*
Input
Output Enable:
0 = clock output disabled (outputs tri-stated)
1 = clock output enabled
3
GND
Ground
Electrical and Case Ground
4
CLK+
Output
Oscillator Output
5
CLK–
(N/A for CMOS)
Output
Complementary Output
(N/C for CMOS)
6
VDD
Power
Power Supply Voltage
*Note: OE includes 17 k
pullup resistor to VDD.
1
2
3
6
5
4
VC
GND
OE
VDD
CLK+
CLK–
(Top View)