PXB4219 Datasheet, PDF (106/290 Pages) Infineon Technologies AG – IWE8 Interworking Element for 8 E1/T1 Lines

FTMFS[0:7]
FTFRS[0:7]
RFCLK
PXB4219 / PXB4220 / PXB4221
Interface Description
Framer Transmit Multiframe Synchronization
Unused
Framer Transmit Frame Synchronization Pulse
FTFRS[0] is asserted synchronously to the transmission of the
first bit of the first timeslot of each frame. FTFRS[1:7] are unused
Reference Clock
Central framer interface clock with 8.192 MHz
RFCLK
FRDATn
FTFRS0
B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8
248 249 250 251 252 253 254 255 256 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
FTDATn
even ports
FTDATn
odd ports
B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8
248 249 250 251 252 253 254 255 256 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
timeslot 31
timeslot 0
timeslot 1
B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2
251 252 253 254 255 256 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 249 250
timeslot 31
timeslot 0
timeslot 1
Figure 28 Framer Interface in EC Mode
Data Sheet
106
2002-05-06