參數(shù)資料
型號: SI5320-X-BC
廠商: Electronic Theatre Controls, Inc.
英文描述: SONET/SDH PRECISION CLOCK MULTIPLIER IC
中文描述: SONET / SDH的精密時鐘倍頻集成電路
文件頁數(shù): 9/34頁
文件大?。?/td> 538K
代理商: SI5320-X-BC
Si5320
Rev. 2.3
9
Table 4. AC Characteristics (PLL Performance Characteristics)
(V
DD33
= 3.3 V ±5%, TA = –20 to 85 °C)
Parameter
Symbol
Test Condition
Min
Typ
Max Unit
Wander/Jitter at 800 Hz Bandwidth
(BWSEL[1:0] = 10 and DBLBW = 0)
Jitter Tolerance (see Figure 7)
J
TOL(PP)
f = 8 Hz
1000
ns
f = 80 Hz
100
ns
f = 800 Hz
10
ns
CLKOUT RMS Jitter Generation
FEC[1:0] = 00
J
GEN(RMS)
12 kHz to 20 MHz
0.87
1.2
ps
50 kHz to 80 MHz
0.26
0.35
ps
CLKOUT RMS Jitter Generation
FEC[1:0 = 01, 10
J
GEN(RMS)
12 kHz to 20 MHz
0.85
1.2
ps
50 kHz to 80 MHz
0.26
0.35
ps
CLKOUT Peak-Peak Jitter Generation
FEC[1:0 = 00
J
GEN(PP)
12 kHz to 20 MHz
7.3
10.0
ps
50 kHz to 80 MHz
3.7
5.0
ps
CLKOUT Peak-Peak Jitter Generation
FEC[1:0 = 01, 10
J
GEN(PP)
12 kHz to 20 MHz
7.2
10.0
ps
50 kHz to 80 MHz
3.8
5.0
ps
Jitter Transfer Bandwidth (see Figure 6)
F
BW
BW = 800 Hz
800
Hz
Wander/Jitter Transfer Peaking
J
P
< 800 Hz
0.0
0.05
dB
Wander/Jitter at 1600 Hz Bandwidth
(BWSEL[1:0] = 10 and DBLBW = 1)
Jitter Tolerance (see Figure 7)
f = 16 Hz
500
ns
f = 160 Hz
50
ns
f = 1600 Hz
5
ns
CLKOUT RMS Jitter Generation
FEC[1:0] = 00
J
GEN(RMS)
12 kHz to 20 MHz
0.78
1.2
ps
50 kHz to 80 MHz
0.25
0.35
ps
CLKOUT Peak-Peak Jitter Generation
FEC[1:0] = 00
J
GEN(PP)
12 kHz to 20 MHz
7.0
9.0
ps
50 kHz to 80 MHz
3.8
5.0
ps
Jitter Transfer Bandwidth (see Figure 6)
F
BW
BW = 1600 Hz
1600
Hz
Wander/Jitter Transfer Peaking
J
P
< 1600 Hz
0.00
0.05
dB
Notes:
1.
Higher PLL bandwidth settings provide smaller clock output wander with temperature gradient.
2.
For reliable device operation, temperature gradients should be limited to 10 °C/min.
3.
Telcordia GR-1244-CORE requirements specify maximum phase transient slope during clock rearrangement in terms of
nanoseconds per millisecond. The equivalent ps/
μ
s unit is used here since the maximum phase transient magnitude for the
Si5320 (tPT_MTIE) never reaches one nanosecond.
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