PXB4219E INFINEON [Infineon Technologies AG], PXB4219E Datasheet - Page 239
![no-image](/images/no-image-200.jpg)
PXB4219E
Manufacturer Part Number
PXB4219E
Description
Interworking Element for 8 E1/T1 Lines
Manufacturer
INFINEON [Infineon Technologies AG]
Datasheet
1.PXB4219E.pdf
(290 pages)
- Current page: 239 of 290
- Download datasheet (4Mb)
8.3.7
The aliasing effect which is inherent to the SRTS algorithm causes the jitter transfer at
681 Hz and all multiples of 681 Hz to be a copy of the jitter transfer at 0 Hz. This violates
the requirements.
The jitter attenuator removes jitter frequencies above 20 Hz. There is no aliasing and the
requirements are met.
Figure 51
Data Sheet
-10,0
-20,0
-30,0
-40,0
-50,0
-60,0
10,0
0,0
0,01
SRTS Jitter Transfer in E1 Mode
SRTS Jitter Transfer in E1 Mode without Jitter Attenuator
0,1
SRTS Jitter Transfer in E1 Mode
Frequency [Hz]
1
239
10
PXB 4219E, PXB 4220E, PXB 4221E
100
1000
Application Hints
-50 ppm
0 ppm
+50 ppm
ITU G.735
and I.431
IWE8, V3.4
2003-01-20
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