Description
PL502-35/-37/-38/-39 750kHz * 800MHz Low Phase Noise Multiplier VCXO Universal Low Phase Noise ICs .
The PL502-35 (LVPECL with inverted OE), PL502-37 (LVCMOS), PL502-38 (LVPECL), and PL502-39 (LVDS) are high performance and low phase noise VCXO IC chi.
Features
* PIN CONFIGURATION
* Selectable 750kHz to 800MHz range
* Low phase noise output (@ 10kHz frequency off-
set, -142dBc/Hz for 19.44MHz, -125dBc/Hz for 155.52MHz, -115dBc/Hz for 622.08MHz)
* LVCMOS (PL502-37), LVPECL (PL502-35 and PL502-38) or LVDS (PL502-39) output
* 12MHz to 25MHz cr
Applications
* including SONET/SDH and FEC. They accept fundamental parallel resonant mode crystals from 12MHz to 25MHz. BLOCK DIAGRAM
SEL[3:0]
VCON XIN
XOUT
Oscillator Amplifier
w/ integrated varicaps
PLL (Phase Locked Loop)
PLL by-pass
OE CLKC CLKT
PL502-3x
XOUT SEL3^ SEL2^
OE
12 13
11 10
9 8
14 PL502