PXB4219E Datasheet, PDF (256/290 Pages) Infineon Technologies AG – Interworking Element for 8 E1/T1 Lines

IWE8, V3.4
PXB 4219E, PXB 4220E, PXB 4221E
Electrical Characteristics
9.6.2.4 Framer Interface in EC Mode
I
1
RFCLK
FRFRS0
2
2
FRDAT
TS0.Bit1
3
4
TS1.Bit8
5
FTDAT
even ports
TS0.Bit1
5
TS1.Bit8
FTDAT
odd ports
TS1.Bit7
TS1.Bit6
Figure 63 Framer Interface Timing in EC Mode
TS1.Bit5
Fitec
Table 41 Framer Interface Timing in EC Mode
No. Parameter
Limit Values
Unit
Min
Typ
Max
1
T_RFCLK: Period RFCLK
1A
F_RFCLK: Frequency RFCLK
2
Delay RFCLK rising to FTFRS0
122
-130 ppm 8,192
3
ns
+130ppm MHz
32
ns
3
Setup time FRDAT before RFCLK 15
ns
falling (center of bit period)
4
Hold time FRDAT after RFCLK falling 15
ns
(center of bit period)
5
Delay RFCLK falling to FTDAT
3
32
ns
9.6.3 UTOPIA Interface
The AC characteristics of the UTOPIA interface fulfills the ATM Forum “UTOPIA level 2
Specification, Version 1.0" as defined for the interface running at 33 MHz.
The AC characteristics are based on the timing specification for the receiver side of a
signal.
Data Sheet
256
2003-01-20