PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 265

• Manufacturer Part Number: PEB2085
• Description: ISDN SubscribernAccess Controller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

That means that the output jitter will not exceed 130 ns pp. In the intermediate range of jitter
frequency, the degree of jitter attenuation lies between zero and the maximum (see
figure 105).
Figure 104
Block Diagram of XPLL
Figure 105
Jitter Transfer Curve of XPLL
Semiconductor Group
Attenuation
dB
40
20
0
1 Hz
Lead
Up/Down
7.68 MHz
Counter
Divider
:
5 ± 1
10
Lag
Hz
Down
100
Up
Hz
1.536 MHz
DCL
1
Detector
kHz
Phase
512 kHz
265
10 kHz
25 kHz
DCL
DCL 8
512 kHz
(IOM -1 Mode)
:
100 kHz
(IOM -2 Mode)
R
Electrical Characteristics
R
Divider
Divider
1 MHz
:
:
8
3
Sinusoidal
Jitter Frequency
192 kHz
ITS02394
ITD02395