MT90868 Zarlink Semiconductor, Inc., MT90868 Datasheet - Page 50

• Manufacturer Part Number: MT90868
• Description: High Bandwidth Digital Switch - 8,192 x 8,192 channels among local streams and 1,024 x 1,024 channels among two selected backplane streams
• Manufacturer: Zarlink Semiconductor, Inc.

MT90868
† Characteristics are over recommended operating conditions unless otherwise stated.
‡ Typical figures are at 25 C, V
50
AC Electrical Characteristics
See Figure 19 in the next page for the 16Mb/s mode backplane data timing diagram.
testing.
1
2
3
4
5
6
Input data sampling point for Bit 0, Bit 2,
Bit 4 and Bit 6
Input data sampling point for Bit 1, Bit 3,
Bit 5 and Bit 7
Backplane Serial Input Set-up Time
Backplane Serial Input Hold Time
Backplane Serial Output Delay for Bit 0,
Bit 2, Bit 4 and Bit 6
Backplane Serial Output Delay for Bit 1,
Bit 3, Bit 5 and Bit 7
Characteristic
DD_CORE
at 1.8V and V
†
- Backplane Data Timing for the 16Mb/s mode
DD_IO
at 3.3V and are for design aid only: not guaranteed and not subject to production
t
t
t
t
t
t
t
t
Sym
t
t
t
t
t
t
t
t
SOD0
SOD2
SOD4
SOD6
SOD1
SOD3
SOD5
SOD7
t
t
IDS0
IDS2
IDS4
IDS6
IDS1
IDS3
IDS5
IDS7
SIH
SIS
43.5
Min
105
5
5
Typ
107
46
‡
Advance Information
Max
110
48
86
25
Units
ns
ns
ns
ns
ns
ns
C
L
Notes
=30pF