pxb4219 Infineon Technologies Corporation, pxb4219 Datasheet - Page 106

• Manufacturer Part Number: pxb4219
• Description: Iwe8 Interworking Element For 8 E1/t1 Lines
• Manufacturer: Infineon Technologies Corporation

FTMFS[0:7]
FTFRS[0:7]
RFCLK
Figure 28
Data Sheet
RFCLK
FRDATn
FTFRS0
FTDATn
even ports
FTDATn
odd ports
B8
248
B8
248
B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8
251
B1 B2 B3 B4 B5 B6 B7 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 B1 B2 B3 B4 B5 B6 B7 B8 B1 B2 B3 B4 B5 B6 B7 B8
249
249
Framer Interface in EC Mode
252
250
250
253
251
251
254
timeslot 31
252
252
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
255
253
253
256
254
254
1
255
255
2
256
256
3
1
1
timeslot 0
4
2
2
106
5
3
3
6
timeslot 0
4
4
7
5
5
PXB4219 / PXB4220 / PXB4221
8
6
6
9
7
7
10
8
8
11
9
9
timeslot 1
12
Interface Description
10
10
13
11
11
14
timeslot 1
12
12
15
13
13
16
2002-05-06
14
14
B1 B2
249
15
15
250
16
16