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Si5351A/B/C
Preliminary Rev. 0.95 9
2. Detailed Block Diagrams
Figure 1. Block Diagrams of 3-Output and 8-Output Si5351A Devices
PLL
B
PLL
A
SDA
SCL
OSC
XA
XB
VDDO
R0
R1
CLK0
CLK1
R2
CLK2
MultiSynth
0
MultiSynth
1
MultiSynth
2
VDD
GND
10-MSOP
Si5351A 3-Output
R0
R1
CLK0
CLK1
VDDOA
R2
R3
CLK2
CLK3
VDDOB
R4
R5
CLK4
CLK5
VDDOC
R6
R7
CLK6
CLK7
VDDOD
MultiSynth
0
MultiSynth
1
MultiSynth
2
MultiSynth
3
MultiSynth
4
MultiSynth
5
MultiSynth
6
MultiSynth
7
VDD
GND
20-QFN, 24-QSOP
SCL
A0
SDA
Control
Logic
OEB
SSEN
I
2
C
Interface
Si5351A 8-Output
I
2
C
Interface
PLL
B
PLL
A
OSC
XA
XB