pxb4219 Infineon Technologies Corporation, pxb4219 Datasheet - Page 253
![no-image](/images/no-image-200.jpg)
pxb4219
Manufacturer Part Number
pxb4219
Description
Iwe8 Interworking Element For 8 E1/t1 Lines
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PXB4219.pdf
(290 pages)
- Current page: 253 of 290
- Download datasheet (4Mb)
Table 38
No.
1A
2
2A
3
4
5
1)
Data Sheet
In case the Internal Clock Recovery Circuit is used for SRTS, the frequency deviation should be +/- 10 ppm
Parameter
T1:
F
E1:
T1:
T
E1:
T1:
F
E1:
T1:
Delay FTCKO in falling to FTFRS
Delay FTCKO out falling to FTFRS
Delay FTCKO in falling to FTDAT
Delay FTCKO out falling to FTDAT
Delay FTCKO in falling to FTMFS
Delay FTCKO out falling to FTMFS
RFCLK
FTCKO
FTCKO
Framer Transmit Interface Timing in GIM (cont’d)
: Frequency RFCLK
: Period FTCKO
: Frequency FTCKO
1)
253
Limit Values
Min
3
-3
3
-3
3
-3
PXB4219 / PXB4220 / PXB4221
Typ
40,478
32,768
24,704
488
647
2,048
1,544
Electrical Characteristics
32
32
32
Max
32
32
32
2002-05-06
Unit
ns
MHz
MHz
ns
ns
MHz
MHz
ns
ns
ns
ns
ns
ns
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