MT9160BE Zarlink Semiconductor, MT9160BE Datasheet - Page 15

• Manufacturer Part Number: MT9160BE
• Description: Description = 5V Multi-featured Phone Codec With Programmable U/a Law Companding ;; Package Type = Pdip ;; No. Of Pins = 24
• Manufacturer: Zarlink Semiconductor

MT9160B/61B
Applications
Figure 9 shows an application in a digital phone set.
Various configurations of pair gain drops are
depicted in Figures 12a and 12b using the MT9125
and MT9126, respectively.
93
Microphone
Electret
10 F
MOTOROLA
Controller
MCS-51
+
INTEL
Micro-
SPI
or
+5V
+
511
511
330
100K
0.1 F
0.1 F
0.1 F
A/ /IRQ
CS
SCLK
DATA1
DATA2
DATA2 Motorola
Mode only
+5V
Differential Amplifier
0.1 F
0.1 F
VBias
100K
100K
Twisted Pair
1 F
VBias
T
Av = 1 + 2R
Figure 9 - Digital Telephone Set
+
-
-
+
Converter
DC to DC
10
1
2
3
4
5
6
7
8
9
T
R
R
MT9160B
(
Typical External Gain
AV= 5-10
M+
M-
+5V
Lout
20
19
18
17
16
15
14
13
12
11
Lin
Z
T
Microphone
Electret
10 F
10.24 MHz
MT8972
+5V
DNIC
+
75
)
+
75
DSTi
330
1K
DSTo
F0i
C4b
Single-ended Amplifier
+5V
0.1 F
Advance Information
M+
M-
T
VBias
VBias
150
+
-
R
M+
M-