Advance Information
MT9160B/61B
VBias
Typical External Gain
AV= 5-10
(
)
From Subscriber
Line Interface
0.1 µF
1 µF
0.1 µF
0.1 µF
1
24
23
2
3
22
21
20
19
18
17
16
15
100K
+5V
4
5
6
Output to Subscriber
Line Interface
A/µ/IRQ
MT9161B
1
7
8
9
+5V
CS
INTEL
MCS-51
or
F0od
SCLK
MOTOROLA
SPI
10
11
12
DATA1
DATA2
14
13
Micro-
Controller
DATA2 Motorola
Mode only
DSTi
+5V
Lin
DC to DC
Converter
DSTo
MT8972
DNIC
From Digital
F0i
Z
T
Phone
Twisted Pair
VBias
Lout
C4b
0.1 µF
1 µF
From Subscriber
Line Interface
0.1 µF
1
24
2
3
4
23
22
21
20
19
18
17
16
15
+5V
Output to Subscriber
Line Interface
5
6
A/µ/IRQ
MT9161B
2
+5V
7
8
9
CS
SCLK
10
11
12
DATA1
14
13
DATA2
DATA2 Motorola
Mode only
+5V
Lin
DC to DC
Converter
DSTi
DSTo
MT8972
From Digital
Phone
DNIC
Z
T
F0i
Twisted Pair
Lout
C4b
C4 Clock Input
Figure 10 - Delayed Frame Pulse of First MT9161B Signalling Second MT9161B
94
MITEL [ MITEL NETWORKS CORPORATION ]
