mt9196asr1 Zarlink Semiconductor, mt9196asr1 Datasheet - Page 28

• Manufacturer Part Number: mt9196asr1
• Description: Fully Featured Digital Telephone Circuit With Built-in Filter/codec, Digital Gain Pads, Dtmf Generator, Tone Ringer, And Handset And Speakerphone Transducers
• Manufacturer: Zarlink Semiconductor

Applications
RESET
Twisted Pair
MOTOROLA
Typical External Gain for Handset
Typical External Gain for MIC
Controller
MCS-51
INTEL
Micro-
SPI
or
AV= 5 - 10
AV= 20 - 25
CONVERTER
DC to DC
DATA2 Motorola
Mode only
+5V
DATA1
DATA2
SCLK
WD
IRQ
CS
Figure 10 - ST-BUS Application Circuit with MT8972 (DNIC)
0.1 F
0.1 F
+5V
10
11
5
6
7
8
9
Lout
Lin
Z
T
12 13 14 15 16 17 18
DSTo
4
VBias
3
10.24 MHz
MT8972
DNIC
Zarlink Semiconductor Inc.
2
DSTi
IDPC
1
MT9196
Av = 1 + 2R
28 27 26
R
R
28
F0
T
C4
+
+
-
-
T
R
25
24
23
22
21
20
19
From Auxiliary
Audio Source
100K
100K
+
VBias
-
0.1 F
+5V
0.1 F
0.1 F
VBias
75
To Auxiliary Audio Source
+5V
T
75
330
511
0.1 F
511
+5V
+
330
1K
Electret
Microphone
40
34
+
10 F
nom.
min.
+
Data Sheet
Electret
Microphone
+
10 F
150