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TEA7089AFP Folha de dados(PDF) 12 Page - STMicroelectronics

Nome de Peças TEA7089AFP
Descrição Electrónicos  LOW-RANGE PHONE DEDICATED CHIP
PDF  17 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TEA7089AFP Folha de dados(HTML) 12 Page - STMicroelectronics

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7
GTR
1
23
4
5
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
I
LS
47
µF
1N4148
V
CC
IVLS
MIC1
MIC2
EAR-
EAR+
GREC
470nF
2k
Ω
2.2
µF
300
Ω
15k
Ω
10k
Ω
1.3k
Ω
V
REF
10
µF
24V
47
Ω
47nF
100
µF
V
RING
BUZ
V
MC
V
REF
DTMF
V
RMC
SOFT
AGC
10
µF
100nF
10
µF
560k
Ω
100nF
V
CC
TEA7089A
3.9k
Ω
V
REF
47
µF
620
Ω
13V
1
µF
82k
Ω
33
Ω
C2
4.7nF
1.6k
Ω
100nF
600
Ω
100
µF
I
L
15k
Ω
Sidetone
V
CC
Figure 11 : Test Circuits - Test 1 (VL /VRMC /VMC / IVMC / ILS)
7
GTR
1
23
4
5
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
I
LS
47
µF
1N4148
V
CC
IVLS
MIC1
MIC2
EAR-
EAR+
GREC
470nF
2k
Ω
2.2
µF
300
Ω
15k
Ω
10k
Ω
1.3k
Ω
V
REF
10
µF
47
Ω
47nF
100
µF
V
RING
BUZ
V
MC
V
REF
DTMF
V
RMC
SOFT
AGC
10
µF
100nF
10
µF
560k
Ω
100nF
V
CC
TEA7089A
3.9k
Ω
V
REF
47
µF
620
Ω
13V
1
µF
82k
Ω
33
Ω
C2
4.7nF
1.6k
Ω
100nF
100
µF
I
L
15k
Ω
Sidetone
V
CC
I
AC
V
AC
Z=
I
AC
RI = 20 log
Z + 600
Z - 600
24V
V
AC
Figure 12 : Test 2 (R1)
TEA7089A
12/17



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