PhaseLink PLL602-01
The PLL602-01 is a low cost, high performance and low phase noise XO, providing less than -135dBc at 10kHz offset in the 24MHz to 50MHz operating range. The very low jitter (5 ps to 7 ps RMS period jitter) makes this chip ideal for applications requiring reference frequency sources.FEATURES
PIN CONFIGURATION e h XO output for the 24MHz to● Low phase noise S 50MHz range ta (-135 dBc at 10kHz offset).
● CMOS a output.
● 12 to .D25MHz crystal input.
● Integrated crystal load capacitor: no external w load capacitor required. w
● Low jitter (RMS): 5-7ps period jitter (1 sigma). w● 3.3V operation. CLK 1 2 3 4 8 7 6 5 GND PLL602-01 VDD OE GND N/C
● Available in 8-Pin TSSOP or SOIC. DESCRIPTIONS Input crystal can range from 12 to 25MHz (fundamental resonant mode). BLOCK DIAGRAM XIN XOUT m o .c U 4 t e e h S a t a .D w w w OUTPUT RANGE MULTIPLIER FREQUENCY RANGE XIN XOUT OUTPUT BUFFER x2 24 - 50MHz CMOS VCO Divider Reference Divider Phase Comparator Charge Pump Loop Filter VCO CLK OE XTAL OSC 47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991 m o .c 4U t e e h S a t a D . w w w Rev 12/04/01 Page 1 Preliminary for proposal PLL602-01 Low Phase Noise XO (24MHz to 50MHz) PIN DESCRIPTIONS Name CLK VDD OE XIN XOUT N/C GND Number 1 2 3 4 5 6 7, 8 Type O P I I I P Output clock pin. +3.3V VDD power supply pin.