SI516 Datasheet, PDF (12/22 Pages) Silicon Laboratories – DUAL FREQUENCY VOLTAGE-CONTROLLED

Si516
2. Pin Descriptions
Vc ¹
FS ²
GND 3
6 VDD
5 NC
4 CLK
Vc ¹
FS ²
GND 3
6 VDD
5 CLK–
4 CLK+
CMOS Dual VCXO
LVPECL/LVDS/HCSL/Dual CMOS
Dual VCXO
Table 12. Si516 Pin Descriptions (CMOS)
Pin
Name
CMOS Function
1
V_C
Control Voltage Input.
2
FS
Frequency Select.
0 = First frequency selected.
1 = Second frequency selected.
3
GND
Electrical and Case Ground.
4
CLK
Clock Output.
5
NC
No connect. Make no external connection to this pin.
6
V_DD
Power Supply Voltage.
Table 13. Si516 Pin Descriptions (LVPECL/LVDS/HCSL/Dual CMOS)
Pin
Name
LVPECL/LVDS/HCSL/Dual CMOS Function
1
V_C
Control Voltage Input.
2
FS
Frequency Select.
0 = First frequency selected.
1 = Second frequency selected.
3
GND
Electrical and Case Ground.
4
CLK+
Clock Output.
5
CLK–
Complementary Clock Output.
6
V_DD
Power Supply Voltage.
12
Rev. 1.0