S1M8821 pll equivalent, (s1m8821 - s1m8823) interger rf/if dual pll.
* High operating frequency dual synthesizer — S1M8821 : 0.1 to 1.2GHz (RF)/ 45 to 520MHz (IF) — S1M8822 : 0.2 to 2.0GHz (RF)/ 45 to 520MHz (IF) — S1M8823 : 0.5 to 2.5.
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* Cellular telephone systems : S1M8821 Portable wireless communications : S1M8822 (PCS/PCN, cordle.
Pin No (20TSSOP) 1 Pin No (24QFN) 24 Symbol VDD1 I/O Description Power supply voltage input for the RF PLL part. VDD1 must equal VDD2. In order to reject supply noise, bypass capacitors must be placed as close as possible to this pin and be connected.
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