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| SM8760CA |
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2 page 
SM8760CA SEIKO NPC CORPORATION —2 BLOCK DIAGRAM PIN DESCRIPTION Number Name I/O Function 1 XT I Crystal oscillator element connection or external clock input 2 XTN O Crystal oscillator element connection 3 PDN I Power-down control (with built-in pull-up resistor) 4 ENS I SS modulation function ON/OFF (with built-in pull-up resistor) 5 REFOUT O Reference clock output 6 VSS GND Ground 7 CLKOUT O SS clock output 8 VDD PWR Supply voltage XTN XT X'tal OSC R Counter Phase Detector & Charge Pump CLKOUT VSS (PLL) VDD Post Divider VCO LPF N Counter Mode, R/N Counter setting, Divider setting, etc. SS Control REFOUT PDN ENS Control Logic SSC Control |
