AN6150
Speech Network Circuit
s
Overview
The AN6150 is an integrated circuit designed for telephone
speech network. It has the basic function necessary to apply a
sound signal onto the line and is applicable for various types of
handsets.
19.2±0.3
1
2
3
4
5
6
7
8
6.2±0.3
5.2±0.25
16
15
14
13
12
11
10
9
1.1±0.25
3.05±0.25
2.54
1
+ 0. 5
.0
Unit : mm
0.5±0.1
1.22±0.25
s
Features
•
Wide operating voltage range : 3 to 11.5V
•
Built-in amplifiers for “Dial Tone” and “DTMF”
•
Amplifier output switchable.
•
Each amplifier gain automatically changeable depending on
line current.
•
Various types of microphones and receivers are available.
0
0.3
–
3 to 15˚
7.62±0.25
16-pin DIL Plastic Package (DIP016-P-0300D)
s
Block Diagram
V
L
16
VLC
15
ST
14
SF
13
MIC
12
DT
11
DM
10
KT
9
V-I
Control
SEND
Main
Amp.
MIC
Pre-
Amp.
ATT
Logic
DTMF
Pre-
Amp.
ATT
KT
Pre-
Amp.
2V
REG
1V
REG
Current
Check
REC
Main
Amp.
REC
Pre-
Amp.
ATT
1
GND
2
V2
3
V1
4
AP
5
RO1
6
RO2
7
RF
8
RI
PANASONIC [ PANASONIC SEMICONDUCTOR ]
