AN6167 Panasonic Semiconductor, AN6167 Datasheet
AN6167
Manufacturer Part Number
AN6167
Description
Cordless Telephone Speech Network IC
Manufacturer
Panasonic Semiconductor
Datasheet
1.AN6167.pdf
(3 pages)
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AN6152
Speech Network Circuit
speech network. It has the basic function which is necessary to
apply a sound signal onto the line and excellent in branch per-
formance.
•
•
•
•
•
The AN6152 is an integrated circuit designed for telephone
Wide operating voltage range : 3 to 11.5V
Built-in amplifiers for “Dial Tone” and “DTMF”
Amplifier
Each amplifier gain automaticaly changeable depending on
line current.
Various types of microphone and receiver are available.
Overview
Features
Block Diagram
GND
V
Current
Source
16
1
CC
RO1
V
15
2
REC
Main Amp.
L
SEND
Main Amp.
RO2
ST
14
3
ATT
ATT
Control
ATT
AP
RF
13
4
KT
Pre Amp.
NF
12
RI
5
REC
Pre Amp.
MIC
Pre Amp.
3 to 15˚
MI2
KT
11
DTMF
Pre
6
1
2
3
4
5
6
7
8
Amp.
16-pin DIP Package (DIP016-P-0300D)
Logic
7.62 0.25
6.2 0.3
MI1
DM
10
7
16
15
14
13
12
11
10
9
V
DT
Vr
REF
9
8
5.2 0.25
3.05 0.25
1.1 0.25
Unit : mm
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AN6167 Summary of contents
Page 1
AN6152 Speech Network Circuit Overview The AN6152 is an integrated circuit designed for telephone speech network. It has the basic function which is necessary to apply a sound signal onto the line and excellent in branch per- formance. Features • ...
Page 2
Pin Descriptions Pin No. Pin name Pin No. 1 GND 9 DTMF input REC output MIC input 2 10 REC output MIC input 3 11 REC filter SEND REC input ATT control KEY IN ...
Page 3
Electrical Characteristics (cont.) (Ta=25˚C) Parameter Symbol Dial Mute Input Dial mute OFF V DM–H Dial mute ON V DM–L Input current (1) I DM–H Input current (2) I DM–L REC mute * –R KT mute * 1, ...