mt90870ag2 Zarlink Semiconductor, mt90870ag2 Datasheet - Page 21

• Manufacturer Part Number: mt90870ag2
• Description: Flexible 12 K Digital Switch F12kdx
• Manufacturer: Zarlink Semiconductor

Output stream - Backplane 16-31 (BSTo16-31)
Input stream - Local 0-15 (LSTi0-15)
Output stream - Local 0-15 (LSTo0-15)
Table 1 - Per-stream Data-Rate Selection: Backplane and Local, Non-32 Mb/s Mode and 32 Mb/s Mode
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
LSTi/LSTo0-15
FP8i (ST-BUS)
(8.192 MHz)
(16 Mb/s) GCI
C8i (ST-BUS)
(16 Mb/s) ST
(4 Mb/s) GCI
(8 Mb/s) GCI
(2 Mb/s) GCI
(8.192 MHz)
(8 Mb/s) ST
(4 Mb/s) ST
(2 Mb/s) ST
C8i (GCI)
FP8i (GCI)
(8 kHz)
(8 kHz)
Stream Number
Figure 6 - Local Port Timing Diagram for 2,4,8 and 16 Mb/s stream rates
0
7
0
7
1
6
0
7
0
7
7
0
7
0
6
1
7
0
5
2
6
1
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
4
3
7
0
3
4
Zarlink Semiconductor Inc.
5
2
2
5
MT90870
6
1
1
6
2.048, 4.096, 8.192 or 16.384 Mb/s - Non-32 Mb/s Mode
Unused - 32 Mb/s Mode
2.048, 4.096, 8.192 or 16.384 Mb/s
2.048, 4.096, 8.192 or 16.384 Mb/s
21
4
3
0
7
(for each individual stream)
Rate Selection Capability
3
4
6
1
1
6
5
2
Channel 255
Channel 255
Channel 127
Channel 127
2
5
Channel 63
Channel 63
Channel 31
Channel 31
4
3
0
7
3
4
1
6
2
5
0
7
1
6
0
7
0
7
Data Sheet
7
0
7
0
7
0
7
0