MT90869AG Zarlink, MT90869AG Datasheet - Page 34

• Manufacturer Part Number: MT90869AG
• Description: Switch Fabric 16K x 16K/8K x 8K 1.8V/3.3V 272-Pin BGA Tray
• Manufacturer: Zarlink

Specifications of MT90869AG

• Package: 272BGA
• Number Of Ports: 64
• Fabric Size: 16K x 16K|8K x 8K
• Switch Core: Non-Blocking|Blocking
• Port Speed: 8.192|4.096|2.048 Mbps
• Operating Supply Voltage: 1.8|3.3 V

Note 1: Clock Period count is referenced to Frame Boundary.
Note 2: The Channel Numbers presented relate to the data-rate selected for a specific stream.
Note 3-1 to 3-4: See Section 4.2.1 for examples of Channel Control Bit for streams of different data-rates.
Period
C16o
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
Table 3 - BCSTo Allocation of Channel Control Bits to the Output Streams (Non-32 Mb/s Mode)
etc
1
2
3
1
BCSTo0
etc
12
16
20
24
28
12
16
20
24
28
12
16
0
4
8
0
4
8
Allocated Stream No.
BCSTo1
etc
13
17
21
25
29
13
17
21
25
29
13
17
1
5
9
1
5
9
BCSTo2 BCSTo3 16 Mb/s
etc
14
18
22
26
30
10
14
18
22
26
30
10
14
18
2
6
2
6
Zarlink Semiconductor Inc.
MT90869
etc
15
19
23
27
31
15
19
23
27
31
15
19
11
11
3
7
3
7
34
Ch 255
Ch 255
Ch 255
Ch 255
Ch 255
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 1
Ch 1
Ch 1
Ch 1
Ch 1
etc
Ch 127
Ch 127
Ch 127
Ch 127
Ch 127
8 Mb/s
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Channel No.
etc
4 Mb/s
Ch 63
Ch 63
Ch 63
Ch 63
Ch 63
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
etc
2
2 Mb/s
Ch 31
Ch 31
Ch 31
Ch 31
Ch 31
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
Ch 0
etc
Data Sheet
Boundary
Frame