參數(shù)資料
型號: MT90866AG2
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 路由/交換
英文描述: Flexible 4 K x 2.4 K Channel Digital Switch with H.110 Interface and 2.4 K x 2.4 K Local Switch
中文描述: TELECOM, DIGITAL TIME SWITCH, PBGA344
封裝: 27 X 27 MM, LEAD FREE, PLASTIC, MS-034, BGA-344
文件頁數(shù): 64/86頁
文件大?。?/td> 701K
代理商: MT90866AG2
MT90866
Data Sheet
64
Zarlink Semiconductor Inc.
Data Rate
Source Stream
BSAB Bit Usage
BCAB Bit Usage
2 Mb/s
STi0-27
BSAB4-0
BCAB4-0 (32-ch/frame)
4 Mb/s
STi0-18
BSAB4-0
BCAB5-0 (64-ch/frame)
8 Mb/s
STi0-18
BSAB4-0
BCAB6-0 (128-ch/frame)
2-bit subrate
STi0-15
BSAB3-0
BCAB6-0 (128 ch/frame)
4-bit subrate
STi0-15
BSAB3-0
BCAB5 -0 (64 ch/frame)
Table 26 - BSAB and BCAB Bits Usage when Source Streams are from the Local Port
Data Rate
Source Stream
BSAB Bit Usage
BCAB Bit Usage
8 Mb/s
STio0-31
BSAB4-0
BCAB6-0 (128-ch/frame)
16 Mb/s
STio0-15
BSAB3-0
BCAB7-0 (256 ch/frame)
Table 27 - BSAB and BCAB Bits Usage when Source Streams are from the Backplane Port
Bit
Name
Description
15 - 2
Unused
Reserved
.
1 - 0
LSRS1 - LSRS0
Sub-rate Switching Bits:
Table 28 - Local Connection Memory High Bits
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
LSRS1
LSRS0
For the 4-bit wide sub-rate switching:
LSRS1 - 0
STo Output
01
Bit 7 - 4 of the 8 bit data
00
Bit 3 - 0 of the 8 bit data
For 2-bit wide sub-rate switching:
LSRS1 - 0
STo Output
11
Bit 7 - 6 of the 8 bit data
10
Bit 5 - 4 of the 8 bit data
01
Bit 3 - 2 of the 8 bit data
00
Bit 1 - 0 of the 8 bit data
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