PE3282A Datasheet, PDF (7/14 Pages) Peregrine Semiconductor Corp. – 1.1 GHz/510 MHz Dual Fractional-N PLL IC for Frequency Synthesis

1.1 GHz/510 MHz Dual PLL IC
Table 7. PE3282A Register Set
S₂₀ S₁₉ S₁₈ S₁₇ S₁₆ S₁₅ S₁₄ S₁₃ S₁₂ S₁₁ S₁₀ S₉ S₈ S₇ S₆ S₅ S₄ S₃ S₂ S₁ S₀
Reserved
Test PLL2 Synthesizer control PLL2 Reference counter R₂ divide ratio
Address
0 C₂₄ C₂₃ C₂₂ C₂₁ C₂₀ R₂₈ R₂₇ R₂₆ R₂₅ R₂₄ R₂₃ R₂₂ R₂₁ R₂₀ 0 0
PLL2 Main counter M₂ divide ratio
Res.
PLL2 Swallow
counter A₂ divide
ratio
PLL2 Fractional counter F₂ Address
numerator value
M₂₈ M₂₇ M₂₆ M₂₅ M₂₄ M₂₃ M₂₂ M₂₁ M₂₀ A₂₃ A₂₂ A₂₁ A₂₀ F₂₄ F₂₃ F₂₂ F₂₁ F₂₀ 0 1
Reserved
PLL1 Synthesizer control PLL1 Reference counter R₁ divide ratio
Address
C₁₄ C₁₃ C₁₂ C₁₁ C₁₀ R₁₈ R₁₇ R₁₆ R₁₅ R₁₄ R₁₃ R₁₂ R₁₁ R₁₀ 1 0
PLL1 Main counter M₁ divide ratio
PLL1 Swallow counter A₁ PLL1 Fractional counter F₁ Address
divide ratio
numerator value
M₁₈ M₁₇ M₁₆ M₁₅ M₁₄ M₁₃ M₁₂ M₁₁ M₁₀ A₁₄ A₁₃ A₁₂ A₁₁ A₁₀ F₁₄ F₁₃ F₁₂ F₁₁ F₁₀ 1 1
MSB (first in)
(last in) LSB
Figure 4. Serial Control Interface Data Timing Diagram
Data
Clock
LE
t_DSU
Data Out
(f_oLD pin)
t_DHLD
t_ClockH
t_{Data Out}
t_ClockL
t_LEW
t_LEC
t_CLE
Document 70/0002~07B
Peregrine Semiconductor Corporation^®
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