mt9094apr1 Zarlink Semiconductor, mt9094apr1 Datasheet - Page 24

• Manufacturer Part Number: mt9094apr1
• Description: Fully Featured Digital Telephone Circuit With Embedded Dsp For Tone Generation And Hands Free Operation
• Manufacturer: Zarlink Semiconductor

Transmission
Microport
MCS-51
ST-BUS
INTEL
Serial
Device
Port
to
+5V
DATA2
DATA1
SCLK
DSTo
DSTi
WD
C4i
F0i
CS
10
11
12
13
14
15
16
17
7
8
9
18 19 20 21 22 23 24 25 26 27 28
R
6
Figure 8 - Application Circuit - single-ended audio input
0.1µF
5
+
–
4
3
VBias
0.1µF
2
VBias
MT9094
T
1
Zarlink Semiconductor Inc.
44 43 42 41 40
1µF
+5V
MT9094
LCD
330Ω
24
1K
+
+
Electret
Microphone
10µF
R
39
38
37
36
35
34
33
32
31
30
29
LCD
+
–
.1µF
75Ω
+5V
Note: Single-ended configurations reduce
1000pF
VBias
75Ω
T
dynamic range by a factor of two.
1µF
+5V
1000pF
1000pF caps
are optional
330Ω
+
1K
Data Sheet
Electret
Microphone
40Ω nom.
32Ω min.
150Ω
+
+
10µF