PXB4219 Datasheet, PDF (251/290 Pages) Infineon Technologies AG – IWE8 Interworking Element for 8 E1/T1 Lines

9.6.2.2 Framer Interface in GIM
Framer Receive Interface
1
RFCLK
2
FRCLK
PXB4219 / PXB4220 / PXB4221
Electrical Characteristics
FRFRS
FRDAT
FRMFB
Figure 59
4
5
6
7
Framer Receive Interface Timing in GIM
Table 37 Framer Receive Interface Timing in GIM
No. Parameter
Limit Values
1
T_RFCLK: Period RFCLK ¹⁾
E1:
Min
Typ
30,518
T1:
1A
F_RFCLK: Frequency RFCLK ¹⁾
E1:
40,478
32,768
T1:
24,704
2
T_FRCLK: Period FRCLK
E1:
488
T1:
647
2A F_FRCLK: Frequency FRCLK
E1:
2,048
T1:
1,544
Max
Unit
ns
ns
MHz
MHz
ns
ns
MHz
MHz
Data Sheet
251
2002-05-06