MT90870 Zarlink Semiconductor, Inc., MT90870 Datasheet - Page 64

• Manufacturer Part Number: MT90870
• Description: Flexible 12k Digital Switch (F12kDX)
• Manufacturer: Zarlink Semiconductor, Inc.

MT90870
DC Electrical Parameters
Voltages are with respect to ground (V
AC Electrical Characteristics
Backplane and Local Clock Timing
64
10
1
2
3
4
5
6
7
8
9
1
2
3
1
2
3
4
5
6
7
O
N
P
U
S
U
P
U
S
CMOS Threshold
Rise/Fall Threshold Voltage High
Rise/Fall Threshold Voltage Low
Backplane Frame Pulse Width
Backplane Frame Pulse Setup Time
before C8i clock falling edge
Backplane Frame Pulse Hold Time
from C8i clock falling edge
C8i Clock Period
C8i Clock Pulse Width High
C8i Clock Pulse Width Low
C8i Clock Rise/Fall Time
T
T
T
I
Supply Current
Supply Current
Input High Voltage
Input Low Voltage
Input Leakage (input pins)
Input Leakage (bi-directional pins)
Weak Pullup Current
Weak Pulldown Current
Input Pin Capacitance
Output High Voltage
Output Low Voltage
High Impedance Leakage
Output Pin Capacitance
Characteristics
Characteristics
Characteristic
ss
) unless otherwise stated.
Timing Parameter Measurement: Voltage Levels
Sym
V
V
V
I
HM
DD-Core
I
CT
LM
DD_IO
Sym
V
V
V
V
I
I
I
I
C
I
C
PU
PD
OZ
BL
OH
IL
OL
IH
IL
O
I
t
rBC8i
0.5V
0.7V
0.3V
t
t
t
t
t
t
BFPW244
BFPW122
t
BFPS244
BFPS122
t
BFPH244
BFPH122
t
Level
Sym
BGFPW
BGFPS
BGFPH
t
t
t
Min
BCP8
BCH8
2.0
2.4
BCL8
, t
DD_IO
DD_IO
DD_IO
fBC8i
Typ
160
120
-33
33
3
5
Min
Units
V
V
V
Max
0.8
0.4
5
5
5
Typ
244
122
122
122
90
90
61
61
2
Preliminary Information
Units
mA
mA
µA
µA
µA
µA
µA
pF
pF
3.0V < VDD_IO < 3.6V
3.0V < VDD_IO < 3.6V
3.0V < VDD_IO < 3.6V
V
V
V
V
Max
Conditions
Applied clock
C8i = 8.192 MHz
0 < V
Input at 0V
Input at V
I
I
0 < V
OH
OL
Test Conditions
Units
= 10mA
= 10mA
ns
ns
ns
ns
ns
ns
ns
I
O
< V
< V
DD_IO
DD_IO
DD_IO
Fig. 19, &
Fig. 20,
Notes
refer