PXB4219 Datasheet, PDF (253/290 Pages) Infineon Technologies AG – IWE8 Interworking Element for 8 E1/T1 Lines

PXB4219 / PXB4220 / PXB4221
Electrical Characteristics
Table 38 Framer Transmit Interface Timing in GIM (cont’d)
No. Parameter
Limit Values
Unit
Min
Typ
Max
T1:
1A
F_RFCLK: Frequency RFCLK ¹⁾
E1:
40,478
32,768
ns
MHz
T1:
24,704
MHz
2
T_FTCKO: Period FTCKO
E1:
488
ns
T1:
647
ns
2A F_FTCKO: Frequency FTCKO
E1:
2,048
MHz
T1:
1,544
MHz
3
Delay FTCKO in falling to FTFRS
3
32
ns
Delay FTCKO out falling to FTFRS -3
32
ns
4
Delay FTCKO in falling to FTDAT
3
32
ns
Delay FTCKO out falling to FTDAT -3
32
ns
5
Delay FTCKO in falling to FTMFS
3
32
ns
Delay FTCKO out falling to FTMFS -3
32
ns
1) _{In case the Internal Clock Recovery Circuit is used for SRTS, the frequency deviation should be +/- 10 ppm}
Data Sheet
253
2002-05-06