參數(shù)資料
型號: MT90823AL1
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 路由/交換
英文描述: 3V Large Digital Switch
中文描述: TELECOM, DIGITAL TIME SWITCH, PQFP100
封裝: 14 X 20 MM, 2.80 MM HEIGHT, LEAD FREE, MO-112CC, MQFP-100
文件頁數(shù): 33/46頁
文件大?。?/td> 643K
代理商: MT90823AL1
MT90823
Data Sheet
33
Zarlink Semiconductor Inc.
Note:
1. High Impedance is measured by pulling to the appropriate rail with R
L
, with timing corrected to cancel time taken to discharge C
L
.
Figure 11 - ST-BUS Timing for 2.048 Mb/s and High Speed Serial Interface at 4.096 Mb/s
or 8.192 Mb/s, when WFPS pin = 0.
AC Electrical Characteristics
- Serial Streams for ST-BUS and GCI Backplanes
Characteristic
Sym.
Min.
Typ.
Max.
Units
Test Conditions
1
2
3
Sti Set-up Time
Sti Hold Time
Sto Delay - Active to Active
t
SIS
0
ns
ns
ns
ns
t
SIH
10
t
SOD
30
40
C
L
=30pF
C
L
=200pF
R
L
=1K, C
L
=200pF, See Note 1
R
L
=1K, C
L
=200pF, See Note 1
R
L
=1K, C
L
=200pF, See Note 1
4
5
6
STo delay - Active to High-Z
Sto delay - High-Z to Active
Output Driver Enable (ODE)
Delay
CSTo Output Delay
t
DZ
t
ZD
t
ODE
32
32
32
ns
7
t
XCD
30
40
ns
ns
C
L
=30pF
C
L
=200pF
V
CT
V
CT
F0i
CLK
t
FPW
STo
STi
t
FPH
t
SOD
t
SIH
t
CH
t
CL
Bit 0, Last Ch (Note1)
2.048 Mb/s mode, last channel = ch 31,
4.196 Mb/s mode, last channel = ch 63,
8.192 Mb/s mode, last channel = ch 127.
t
FPS
t
CP
t
SIS
V
TT
V
LM
V
CT
Bit 7, Channel 0
Bit 6, Channel 0
Bit 5, Channel 0
Bit 0, Last Ch (Note1)
Bit 7, Channel 0
Bit 6, Channel 0
Bit 5, Channel 0
Note 1:
V
HM
t
r
t
f
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