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Si5381-Exxxxx-GMR

Description
Clock Synthesizer/Jitter Cleaner Factory pre-programmed LTE Ultra-low Jitter Attenuator Clock with: 4-PLLs, 4-inputs/12-outputs up to 3 GHz (Available Late Septemeber)
Categorysemiconductor    The clock and timer IC    The clock synthesizer/jitter cleaners   
File Size884KB,57 Pages
ManufacturerSilicon Labs
Websitehttps://www.silabs.com
Download Datasheet Parametric Compare View All

Si5381-Exxxxx-GMR Overview

Clock Synthesizer/Jitter Cleaner Factory pre-programmed LTE Ultra-low Jitter Attenuator Clock with: 4-PLLs, 4-inputs/12-outputs up to 3 GHz (Available Late Septemeber)

Si5381-Exxxxx-GMR Parametric

Parameter NameAttribute value
MakerSilicon Labs
Product CategoryClock synthesizer/jitter cleaner
seriesSi538x
Number of outputs12 Output
Output levelCML, HCSL, LVCMOS, LVDS, LVPECL
Maximum output frequency2.94912 GHz
Input levelDifferential, LVCMOS
Maximum input frequency750 MHz
Supply voltage - max.1.89 V
Supply voltage - min.1.71 V
Minimum operating temperature- 40 C
Maximum operating temperature+ 85 C
Installation styleSMD/SMT
Package/boxQFN-64
productClock Multipliers
typeWireless Jitter Attenuator
development kitSi5381A-E-EVB
Working power current175 mA
Pd-power dissipation1125 mW
Si5381/82 Data Sheet
Multi-DSPLL Wireless Jitter Attenuator / Clock Multiplier with
Ultra-Low Noise
The Si5381/82 is an ultra high performance wireless jitter attenuator with multiple
DSPLLs, optimized for wireless BBU (Baseband Unit) and DU (Distribution Unit) ap-
plications. The industry’s first multi-PLL wireless jitter attenuator device is capable of
replacing multiple discrete, high performance, VCXO-based jitter attenuators with a
fully integrated single chip solution. The featured multi-PLL architecture supports in-
dependent timing paths for Ethernet and CPRI (Common Public Radio Interface)
clock cleaning , and generates any low-jitter, general-purpose clocks. The fixed fre-
quency oscillator provides frequency stability for free-run and holdover modes. This
all-digital solution provides superior performance that is highly immune to external
board disturbances such as power supply noise.
Applications:
• Wireless Infrastructure
• eCPRI RRH (Remote Radio Head)
• BBU (Baseband Unit)
• DU (Distribution Unit)
• Test and Measurement
54 MHz
OSC
KEY FEATURES
• Supports simultaneous Ethernet, CPRI and
general-purpose clocking in a single device
• Input frequency range:
• Differential: 8 kHz - 750 MHz
• LVCMOS: 8 kHz to 250 MHz
• Output frequency range:
• CPRI: up to 2.94912 GHz
• Other differential: up to 735 MHz
• LVCMOS: up to 250 MHz
• Ultra-low RMS jitter:
• 72 fs typ (12 kHz–20 MHz)
• Phase noise of 122.88MHz carrier frequency:
• 118 dBc/Hz @ 100Hz offset
• ITU-T G.8262 compliant
IN_SEL
t
t
DSPLL
B
14.7456 GHz
PLL
÷INT
÷INT
÷INT
÷INT
÷INT
OUT0A
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT9A
IN0
÷INT
t
t
IN1
÷INT
IN2
÷INT
DSPLL
A
DSPLL
C
DSPLL
D
Any-Rate
PLLs
Si5382
÷INT
÷INT
÷INT
÷INT
Si5381
÷INT
÷INT
÷INT
IN3
÷INT
NVM
I
2
C/SPI
Status Flags
Control
Status
silabs.com
| Building a more connected world.
Rev. 0.96

Si5381-Exxxxx-GMR Related Products

Si5381-Exxxxx-GMR SI5381E-E08289-GM
Description Clock Synthesizer/Jitter Cleaner Factory pre-programmed LTE Ultra-low Jitter Attenuator Clock with: 4-PLLs, 4-inputs/12-outputs up to 3 GHz (Available Late Septemeber) Clock Synthesizer/Jitter CleanerUltra-Low Phase Noise, Dual-PLL Wireless Jitter Attenuating Clock Multiplier
Maker Silicon Labs Silicon Labs
Product Category Clock synthesizer/jitter cleaner Clock synthesizer/jitter cleaner
series Si538x Si538x
Number of outputs 12 Output 12 Output
Output level CML, HCSL, LVCMOS, LVDS, LVPECL CML, HCSL, LVCMOS, LVDS, LVPECL
Maximum output frequency 2.94912 GHz 2.94912 GHz
Input level Differential, LVCMOS Differential, LVCMOS
Maximum input frequency 750 MHz 750 MHz
Supply voltage - max. 1.89 V 1.89 V
Supply voltage - min. 1.71 V 1.71 V
Minimum operating temperature - 40 C - 40 C
Maximum operating temperature + 85 C + 85 C
Installation style SMD/SMT SMD/SMT
Package/box QFN-64 QFN-64
product Clock Multipliers Clock Multipliers
type Wireless Jitter Attenuator Wireless Jitter Attenuator
development kit Si5381A-E-EVB Si5381A-E-EVB
Working power current 175 mA 175 mA
Pd-power dissipation 1125 mW 1125 mW
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