TEA7088AFP View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TEA7088AFP Datasheet PDF : 17 Pages
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TEA7088A
Figure 13 : Test 3 (Gtl / Gts / Zmic / Nt / Mmic / Dt / Vlmax / Eff)
33Ω
100 F C2
4.7nF
620Ω
600Ω
IL
VCC
13V
82kΩ
1.6kΩ
S ide tone
15kΩ
VC C
1F
47 F
VR E F
560kΩ
100nF
100nF
10 F
10 F
100 F
3.9kΩ
82
4 AGC
1 SOFT
26 VRMC
28 DTMF
27 VREF
13 VMC
100nF
11
12
3
GTR 7
GREC 14
TE A7088A
EAR+ 16
EAR- 15
VRE F
1.3kΩ
10kΩ
15kΩ
2.2 F
300Ω Vear
47nF
47Ω
17 BUZ
MIC2 6
2kΩ Vm
24V 10 F
18 VRING
25 24 23 22 21
20 19
MIC1 5
IVLS 10
9
470nF
1 N4 1 48
VC C
ILS
47 F
Gtl/Gts
= 20
log
V12
Vm
Mmic = 20 log
V12 (010000)
V12 (010011)
Eff = 20 log
Ve a r
Vm
Figure 14 : Test 4 (Grl / Grs / Dr / Mear / Nr)
IAC
IL
100 F
VAC
C2
4.7nF
VCC
620Ω
33Ω
13V
82kΩ
1 . 6kΩ
S ide tone
15kΩ
VCC
1F
47 F
VREF
560kΩ
100nF
100nF
10 F
10 F
100 F
47Ω
47nF
24V 10 F
3.9kΩ
100nF
82
11
12
3
4 AGC
1 SOFT
GTR 7
26 VRMC
GREC 14
28 DTMF
27 VREF
13 VMC
17 BUZ
TE A70 88A
EAR+ 16
EAR- 15
MIC2 6
MIC1 5
1 8 VRING
IVLS 10
25 24 23 22 21 20 19 9
VREF
1 . 3 kΩ
10kΩ
15kΩ
2.2 F
300Ω Vear
2kΩ
470nF
1N4148
VCC
ILS
47 F
Ve a r
Grl/Grs = 20 log
V12
13/17
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