NJ8821 counters equivalent, frequency synthesiser (microprocessor interface) with resettable counters.
Fig.1 Pin connections - top view
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Low Power Consumption Microprocessor Compatible High Performance Sample and Hold Phase Detector >10MHz Input Frequency ABSOLUT.
Pin no. 1 Name PDA Description Analog output from the sample and hold phase comparator for use as a ‘fine’ error signal. Output at (VDD2VSS)/2 when the system is in lock. Voltage increases as fv phase lead increases; voltage decreases as fr phase le.
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