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KB8821 Fiches technique(PDF) 3 Page - Samsung semiconductor |
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KB8821 Fiches technique(HTML) 3 Page - Samsung semiconductor |
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3 / 21 page ![]() PRELIMINARY SPECIFICATION (V1.5) FREQUENCY SYNTHESIZER KB8821/22/23 3 99-06-15 PIN CONFIGURATION VDD1 Vp1 CPoRF GND finRF finRF GND OSCin GND foLD VDD2 Vp2 CPoIF GND finIF finIF GND LE DATA CLOCK 1 20 2 3 4 5 6 7 8 20-Lead(0.173 Wide) Thin Shrink Small 9 10 19 18 17 16 15 14 13 12 11 Outline Package(20-TSSOP) KB8821 KB8822 KB8823 20-TSSOP Top View (Digital) (Analog) (Digital) (Digital) (Analog) 1. pin #9 = pin #17(internally connected). 2. Do not tie up Vp and VDD : Vp is the source of digital noises. The power for analog part is supplied by VDD. If Vp and VDD are tied together, noisy Vp corrupts the power source for the analog part. |
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