MT90870AG Zarlink, MT90870AG Datasheet - Page 26

• Manufacturer Part Number: MT90870AG
• Description: Switch Fabric 12K x 12K/8K x 4K 1.8V/3.3V 272-Pin BGA Tray
• Manufacturer: Zarlink

Specifications of MT90870AG

• Package: 272BGA
• Number Of Ports: 32
• Fabric Size: 12K x 12K|8K x 4K
• Switch Core: Non-Blocking|Blocking
• Port Speed: 2.048|4.096|8.192|16.384 Mbps
• Operating Supply Voltage: 1.8|3.3 V

BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
BSTi0-31/LSTi0-15
Figure 10 - Backplane and Local Input Bit Delay Timing Diagram for Data Rate of 16 Mb/s
Bit Delay = 7
Bit Delay = 7
Bit Delay = 1/2
Bit Delay = 3/4
Bit Delay = 1/4
Bit Delay = 0
Bit Delay = 1
(Default)
FP8i
C8i
1/2
3/4
3
Ch254
3
Ch254
3
Ch255
2
3
2
Ch255
Ch255
2
3
Ch255
2
Ch255
2
1
2
1
1
2
1
1
0
1
0
0
1
0
0
7
0
7
0
Zarlink Semiconductor Inc.
7
7
Bit Delay, 1/4
7
6
Bit Delay, 1/2
7
6
MT90870
Bit Delay, 3/4
6
7
Bit Delay, 1
6
6
5
6
5
5
6
26
5
Ch255
5
Ch255
4
Ch0
5
4
4
5
Ch0
Ch0
4
Ch0
3
4
Ch0
3
4
3
4
3
3
2
3
2
2
3
2
2
1
2
1
1
2
1
1
0
1
0
0
1
0
0
7
0
Bit Delay, 7
7
7
0
Bit Delay, 7
7
7
6
7
6
6
7
6
1/2
6
Ch0
5
3/4
6
Ch0
5
Ch1
5
6
Ch1
5
Ch1
Ch1
5
4
Ch1
5
4
4
5
4
4
4
Data Sheet