參數(shù)資料
型號: MT90869
廠商: Zarlink Semiconductor Inc.
英文描述: Flexible 16K Digital Switch (F16kDX)
中文描述: 靈活的16K的數(shù)字交換機(jī)(F16kDX)
文件頁數(shù): 26/76頁
文件大?。?/td> 1316K
代理商: MT90869
MT90869
Data Sheet
26
Zarlink Semiconductor Inc.
Figure 14 - Backplane Port External High Impedance Control Bit Timing (Non-32Mb/s mode)
Figure 14, Backplane Port External High Impedance Control Bit Timing (Non-32Mb/s mode) shows the channel
control bits for
BCSTo0
,
BCSTo1
,
BCSTo2
and
BCSTo3
in one possible scenario which includes stream
BSTo0
at a data-rate of 16.384Mb/s,
BSTo1
at 8.192Mb/s,
BSTo6
at 4.096Mb/s and
BSTo7
at 2.048Mb/s. All remaining
streams are operated at a data-rate of 16.384Mb/s.
4.2.2
BORS Set LOW, 32Mb/s Mode.
The data (channel control bit) transmitted by
BCSTo0-3
replicates the Backplane Output Enable Bit (
BE
) of the
Backplane Connection Memory, with a LOW state indicating the channel be set to High Impedance. Section 12.4,
Backplane Connection Memory Bit Definition, refers.
Chan 0 Bit 7
Chan 0 Bit 6
Chan 63 Bit 1
Chan 63 Bit 0
Chan 0
Bit 7
Chan 63
Bit 0
7
6
5
4
3
2
3
2
1
0
5
4
1
6
0
7
7
6
0
Chan 0
Bit 7
Chan 0
Bit 6
Chan 0
Bit 5
Chan 0
Bit 4
Chan 127
Bit 3
Chan 127
Bit 2
Chan 127
Bit 1
Chan 127
Bit 0
Chan 0
Bit 7
Chan 127
Bit 0
Channel 0 Bit 7
Channel 31 Bit 0
Chan 0
Bit 7
Chan 31
Bit 0
BCSTo0
BSTo0
(16Mb/s)
BSTo1
(8Mb/s)
BSTo6
(4Mb/s)
BSTo7
(2Mb/s)
C8o
FP8o
C
B
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BCSTo1
BCSTo2
BCSTo3
One C16o period
Channel 0
Channel 255 bits 7-0
C
B
1
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