SI5380 Datasheet, PDF (36/50 Pages) Silicon Laboratories – Ultra-Low Phase Noise, 12-output JESD204B Clock Generator

6. Typical Application Diagrams
IEEE
1588 ^GPS
N
Stratum 3/
3E DPLL
ASIC
CPRI
OCXO
Base Band Unit
N
ASIC
N
N
Recovered Clock
30.72MHz x N
ADC
ADC
DAC
DAC
LTE
Sampling
Clocks
Si5380 Data Sheet
Typical Application Diagrams
Rx
LNA
0
90
Tx
PA
0
90
RF
Synth
RF
Synth
Remote Radio
Head
Figure 6.1. LTE Base Station Remote Radio Head
IEEE
1588 GPS
Stratum 3/
3E DPLL
ASIC
CPRI
OCXO
Base Band Unit
ASIC
JESD
204B
JESD
204B
JESD
204B
JESD
204B
A/D
A/D
D/A
D/A
DCLK
SYSREF
Recovered Clock
30.72MHz x N
DCLK
SYSREF
DCLK
SYSREF
0
90
0
90
Rx
LNA
Tx
PA
RF
Synth
RF
Synth
Remote Radio
Head
Figure 6.2. LTE Base Station Using JESD204B Data Converters
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