MT90820AL Zarlink, MT90820AL Datasheet - Page 28

• Manufacturer Part Number: MT90820AL
• Description: Switch Fabric 2K x 2K/1K x 1K/512 x 512 131.072Mbps 5V 100-Pin MQFP Tray
• Manufacturer: Zarlink

Specifications of MT90820AL

• Package: 100MQFP
• Number Of Ports: 16
• Fabric Size: 2K x 2K|1K x 1K|512 x 512
• Switching Bandwidth: 131.072 Mbps
• Switch Core: Non-Blocking
• Port Speed: 2.048|4.096|8.192 Mbps
• Operating Supply Voltage: 5 V

Note 1:
AC Electrical Characteristics - Serial Streams for ST-BUS and GCI Backplanes
1
2
3
4
5
6
7
Sti Set-up Time
Sti Hold Time
Sto Delay - Active to Active
STo delay - Active to High-Z
Sto delay - High-Z to Active
Output Driver Enable (ODE) Delay
CSTo Output Delay
@ 2.048 Mb/s mode
@ 4.096 Mb/s mode
@ 8.192 Mb/s mode
@ 8.192 Mb/s mode
2.048 Mb/s mode
4.096 Mb/s mode
8.192 Mb/s mode
2.048 Mb/s mode
4.096 Mb/s mode
8.192 Mb/s mode
4.096 Mb/s mode
8.192 Mb/s mode
4.096 Mb/s mode
8.192 Mb/s mode
2.048 Mb/s mode
2.048 Mb/s mode
High Impedance is measured by pulling to the appropriate rail with R
C
L
.
Characteristic
Sym.
t
t
t
XCD
t
t
t
ODE
t
SOD
SIH
DZ
ZD
SIS
Zarlink Semiconductor Inc.
Min.
MT90820
20
0
28
Typ.
Max.
L
, with timing corrected to cancel time taken to discharge
58
58
58
39
37
37
37
37
37
37
37
37
37
58
58
58
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
C
C
C
C
R
R
R
R
R
R
R
R
R
C
C
C
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
=200pF
=200pF
=200pF
=30pF
=1K, C
=1K, C
=1K, C
=1K, C
=1K, C
=1K, C
=1K, C
=1K, C
=1K, C
=200pF
=200pF
=200pF
Test Conditions
L
L
L
L
L
L
L
L
L
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
=200pF, See Note 1
Data Sheet