SY02-HPLL

SYNCHRONOUS EQUIPMENT HIGH FREQUENCY CLOCK/SYNCHRONIZER - SY02-HPLL SY02-HPLL Date: May 18, 2004 INTRODUCTION The SY02-HPLL is a high frequency crystal-based PLL synchronizer designed as a module level subsystem for easy incorporation into telecommunication equipment. - FEATURES Low jitter output from intrinsically low jitter VCXO or VCSO; Two references inputs from 8kHz to 77.76MHz; (see table on pg. 3) One high frequency LVPECL output with enable/disable function from 51.84MHz to 800MHz (see table on pg. 3) Alarms and status; Provides free running clock output; The unit changes timing modes in response to external events; J-TAG service port for re-programming and servicing; 3.3V DC power supply Small dimensions: 0.96” x 1.050” - APPLICATIONS ATM SDH PDH SONET Other telecommunication equipment. RALTRON ELECTRONICS CORP. 10651 N.W.19 St Florida 33172 U.S.A. Tel: 305 593-6033 Fax: 305-594-3973 e-mail: [email protected] Internet: http://www.raltron.com th SYNCHRONOUS EQUIPMENT HIGH FREQUENCY CLOCK/SYNCHRONIZER - SY02-HPLL ALARM FRS REF A IN REF B IN SEL FR MUX, FPD, Counters & Logic LOOP FILTER OUT VCXO OUT J-TAG PORT EN OUT DESCRIPTION The SY02-HPLL is a High Frequency Phase Lock Loop has been designed as a module level subsystem for easy incorporation into telecommunication equipment. The module generates the high frequency (up to 622.08MHz) output from a low jitter VCXO or VCSO (SAW based oscillators). The output can be disabled externally by ...