tea1097h NXP Semiconductors, tea1097h Datasheet - Page 28

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tea1097h

Manufacturer Part Number
tea1097h
Description
Speech And Loudspeaker Amplifier Ic With Auxiliary Inputs/outputs And Analog Multiplexer
Manufacturer
NXP Semiconductors
Datasheet

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The pin numbers given in parenthesis refer to the TEA1097H.
handbook, full pagewidth
A
B
D2
D1
microphone
D3
microphone
D4
handset
10 V
base
Dz
V d
MICS
answering machine
C emc
10 nF
or digital handsfree
answering machine
to digital handsfree
from MICS
R MICM
R MICP
1 k
1 k
from digital
from digital
C mich
33 nF
R bmics
2 k
620
22 F
Z imp
C imp
C micb
22 nF
22 nF
22 nF
C tx2
C tx1
3.92 k
130 k
R ast2
C TXAUX
R ast1
100 nF
R bal2
820
R bal1
130
C TXIN
100 nF
15 k
15 k
C MICS
R tx2
R tx1
10 F
C HFTX
100 nF
R GATX
30.1 k
C DTMF
C RAUX
100 nF
100 nF
R tx3
8.2
k
Fig.12 Basic application diagram.
100 nF
C IR
TXOUT
TXAUX
DTMF
RAUX
R ast3
392
HFTX
GATX
MICS
MIC
MIC
TXIN
220 nF
IR
C bal
(43)
(42)
(17)
(20)
(31)
(30)
(36)
(26)
(27)
(28)
(32)
21
24
33
32
38
28
29
30
34
5
4
(13)
(14)
17
18
GND
SLPE
R SLPE
20
(29)
31
GNDTX STAB
(16)
20
REG
C REG
4.7 F
(21)
25
(18)
R STAB
22
3.65
k
AGC
TEA1097
(15)
19
D ESI
LN
external
supply
12
(9)
(23)
ESI
27
VOL
R VOL
22 k
0 to
(10)
13
V BB
470 F
C VBB
11
(8)
DLC
C DLC
470
nF
(19)
23
V DD
C VDD
47 F
(38)
(37)
(41)
(39)
(40)
(44)
(33)
(34)
(35)
(11)
(12)
40
39
35
36
37
14
16
3
1
2
6
(1)
7
PD
HFC
AUXC
MUTT
MUTR
AUXO
QR
GARX
RECO
HFRX
GALS
LSAO
MGL396
R GALS
100 k
255 k
C AUXO
100 nF
R e1
100 pF
C GAR
C RXE
100 nF
C GALS
150 pF
controller
answering machine
or digital handsfree
from
C GARS
1 nF
to digital
from digital
R e2
100 k
handsfree
C LSAO
4.7 F
220 F
C QR

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