NJ8821 Datasheet - Zarlink Inc

NJ8821 FREQUENCY SYNTHESISER (MICROPROCESSOR INTERFACE) WITH RESETTABLE COUNTERS

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 lead increases. Output is linear over only a narrow .

Obsolescence Notice This product is obsolete. This information is available for your convenience only. For more information on Zarlink’s obsolete products and replacement product lists, please visit http://products.zarlink.com/obsolete_products/ THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS NJ8821 DS3278-1.3 NJ8821 FREQUENCY SYNTHESISER (MICROPROCESSOR INTERFACE) WITH RESETTABLE COUNTERS The NJ8821 is a synthesiser circuit fabricated on the GPS CMOS pr.

NJ8821 Features

* Fig.1 Pin connections - top view s s s s Low Power Consumption Microprocessor Compatible High Performance Sample and Hold Phase Detector >10MHz Input Frequency ABSOLUTE MAXIMUM RATINGS Supply voltage, VDD2VSS Input voltage Open drain output, pin 3 All other pins Storage temperature Storage temper

NJ8821_ZarlinkSemiconductorInc.pdf