VDD = 1.8 V ±5% or 2.5 V ±10%, T" />
參數(shù)資料
型號: SI5374B-A-GL
廠商: Silicon Laboratories Inc
文件頁數(shù): 3/69頁
文件大?。?/td> 0K
描述: IC CLK GEN/JITTER ATTEN 80LBGA
標(biāo)準(zhǔn)包裝: 240
系列: DSPLL®
類型: 時鐘發(fā)生器,漂移衰減器
PLL:
輸入: 時鐘
輸出: CML,CMOS,LVDS,LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 8:8
差分 - 輸入:輸出: 是/是
頻率 - 最大: 808MHz
除法器/乘法器: 是/是
電源電壓: 1.71 V ~ 2.75 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 80-LBGA
供應(yīng)商設(shè)備封裝: 80-BGA(10x10)
包裝: 托盤
其它名稱: 336-2046
Si5374
Rev. 1.1
11
Table 5. Performance Specifications
VDD = 1.8 V ±5% or 2.5 V ±10%, TA = –40 to 85 °C
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
PLL Performance1
Lock Time2 Si5374B-A-xL3
tLOCKMP
Start of ICAL to
of LOL,
FASTLOCK enabled
—1
1.5
s
Si5374C-A-xL
0.8
1.0
Settle Time2 Si5374B-A-xL
tSETTLE
Start of ICAL to FOUT within
5 ppm of final value
—1.2
1.5
s
Si5374C-A-xL
4.2
5.0
Output Clock Phase Change
tP_STEP
After clock switch
f3
128 kHz
—200
ps
Closed Loop Jitter Peaking
JPK
0.05
0.1
dB
Jitter Tolerance
JTOL
Jitter Frequency
Loop
Bandwidth
5000/BW
ns
pk-pk
Phase Noise
fout = 622.08 MHz
CKOPN
1 kHz Offset
–106
dBc/Hz
10 kHz Offset
–114
dBc/Hz
100 kHz Offset
–116
dBc/Hz
1 MHz Offset
–132
dBc/Hz
Spurious Noise
SPSPUR
Max spur @ n x F3
(n
1, n x F3 < 100 MHz)
—–70
dBc
Jitter Generation
JGEN
fIN =fOUT =622.08MHz,
BW = 120 Hz
LVPECL output
12 kHz–20 MHz
350
410
fs rms
50 kHz–80 MHz
410
fs rms
Notes:
1.
fin = fout = 622.08 MHz; BW = 7 Hz; LVDS, OSC = .121.109 MHz.
2.
Lock and settle time performance is dependent on the frequency plan and the OSC_P/OSC_N reference frequency
and LOCKT setting (see application note, "AN803: Lock and Settling Time Considerations for the Si5324/27/69/74
Any-Frequency Jitter Attenuating Clock ICs". Visit the Silicon Labs Technical Support web page at:
https://www.silabs.com/support/pages/contacttechnicalsupport.aspx to submit a technical support request regarding
the lock time of your frequency plan.
3.
LOCKT = 3.3 ms.
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