DESCRIPTIONS
P521-28 is a VCXO IC specifically designed to pull high frequency fundamental crystals. Its internal varicaps allow an on chip frequency pulling, controlled by the VCON input. The chip provides a low phase noise, low jitter PECL differential clock output.

FEATURES
● 100MHz to 200MHz Fundamental Mode Crystal.
● Output range: 100MHz – 200MHz.
● Complementary PECL outputs.
● Selectable OE Logic (enable high or enable low).
● Integrated variable capacitors.
● High pull linearity: < 5%.
● +/- 125 ppm pull range
● Supports 2.5V or 3.3V-Power Supply.
● Available in die form.
● Thickness 10 mil.