MT90871 Zarlink Semiconductor, MT90871 Datasheet - Page 62

• Manufacturer Part Number: MT90871
• Description: Flexible 8K Digital Switch (F8KDX)
• Manufacturer: Zarlink Semiconductor

Note 1:
62
Backplane and Local Output High-Impedance Timing
1
2
STo delay - Active to High-Z
Output Driver Enable (ODE)
Delay to Active Data
Output Driver Enable (ODE)
Delay to High-Impedance
High Impedance is measured by pulling to mid-rail with RL = 1K/1K potential divider, with timing corrected to cancel time taken
to discharge CL.
Characteristic
- High-Z to Active
Figure 27 - Serial Output and External Control
CLK
STo
STo
ODE
STo
Figure 28 - Output Driver Enable (ODE)
Sym
t
t
ODE
t
t
ODZ
DZ
ZD
Valid Data
Hi-Z
Zarlink Semiconductor Inc.
Min
t
ODE
HiZ
Valid Data
t
Typ
ZD
t
DZ
t
ODZ
Valid Data
Max
HiZ
15
14
4
4
Hi-Z
VTT
Units
ns
ns
ns
ns
VTT
VTT
VTT
VTT
R
R
R
L
L
L
=1K, C
=1K, C
=1K, C
Test Conditions
L
L
L
=50pF, See Note 1
=50pF, See Note 1
=50pF, See Note 1
Data Sheet