MT90868 Zarlink Semiconductor, Inc., MT90868 Datasheet - Page 17

• Manufacturer Part Number: MT90868
• Description: High Bandwidth Digital Switch - 8,192 x 8,192 channels among local streams and 1,024 x 1,024 channels among two selected backplane streams
• Manufacturer: Zarlink Semiconductor, Inc.

Advance Information
Bit Delay = 7
Bit Delay = 7
Bit Delay = 1/2
Bit Delay = 3/4
Bit Delay = 1/4
Bit Delay = 1
Bit Delay = 1/2
Bit Delay = 0
Bit Delay = 0
Bit Delay = 1
(8.192MHz)
Figure 11 - Backplane Input Bit Delay Timing Diagram when the Data Rate is 16Mb/s
Figure 12 - Backplane Input Bit Delay Timing Diagram when the Data Rate is 32Mb/s
(Default)
LSTiX
(32Mb/s)
LSTiX
LSTiX
LSTiX
LSTiX
LSTiX
Default
LSTiX
(8kHz)
FP8o
BSTiX
BSTiX
BSTiX
Bit Delay = 1/2
C8o
FP8i
1/2
3/4
Bit Delay = 0
Bit Delay = 2
C8i
Figure 10 - Local Input Bit Delay Timing Diagram (The Data Rate is 8Mb/s)
(8.192MHz)
(16Mb/s)
Default
(8kHz)
BSTiX
BSTiX
BSTiX
3
FP8i
Ch126
3
4
C8i
3
3
Ch126
3
2
3
Ch127
2
3
2
Ch127
2
Ch127
1 0
2
2
3
Ch127
1 0
2
Ch127
1 0
2
1
1
2
7
1
3
7
1
2
6
7
1
1
6
Bit Delay, 1/2
1
0
5
6
0
Bit Delay, 1
2
1
0
5
0
4
5
1
0
4
0
Ch0
3
4
7
1
0
7
Ch0
3
0
Ch0
2
3
7
7
0
7
2
Bit Delay, 1/2
1 0
2
6
0
7
1 0
Bit Delay, 1/4
7
6
1 0
Bit Delay, 1/2
6
7
6
Bit Delay, 3/4
6
7
7
Bit Delay, 1
5
7
6
7
Bit Delay, 2
6
7
6
5
5
6
6
5
4
5
6
6
5
6
5
5
Ch127
4
5
4
5
Ch127
Ch 0
4
4
Ch0
Ch1
3
5
3
4
5
4
Ch0
Ch1
3
4
Ch0
5
2
Ch1
3
3
Ch0
4
2
Ch0
3
4
1 0
2
4
2
3
4
Ch0
1 0
3
1 0
4
2
Ch0
3
1
3
7
3
2
7
3
2
1
7
6
2
3
6
2
0
2
5
6
2
1
5
0
2
4
5
1
1
4
2
7
1
Ch2
3
4
1
Ch2
3
1
0
7
2
Ch2
3
1
0
2
0
0
6
1 0
1
2
1 0
0
6
1 0
0
7
0
7
Bit Delay, 7
7
5
7
7
0
Bit Delay, 7
7
5
7
6
7
Ch1
7
6
6
4
6
5
6
7
6
Ch1
5
6
4
7
4
5
6
4
3
5
Ch3
1/2
3
4
6
Ch0
5
Ch3
3
6
3/4
Ch0
5
3
Ch3
2
3
Ch1
5
6
Ch1
2
2
Ch1
4
5
Ch1
1 0
2
Ch1
5
1 0
4
2
Ch1
1
MT90868
5
4
4
5
1
3
4
1
4
4
0
2
0
1
7
7
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