tea1099h NXP Semiconductors, tea1099h Datasheet - Page 33

• Manufacturer Part Number: tea1099h
• Description: Speech And Handsfree Ic With Auxiliary Inputs/outputs And Analog Multiplexer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
APPLICATION INFORMATION
1999 Apr 08
handbook, full pagewidth
Speech and handsfree IC with auxiliary
inputs/outputs and analog multiplexer
A
B
D2
D1
D3
D4
microphone
microphone
handsfree
handset
10 V
D z
V d
MICS
from MICS
C emc
10 nF
R MICM
R MICP
1 k
1 k
C MICH
R BMICS
33 nF
2 k
620
22 F
C imp
Z imp
C MICB
22 nF
C TSEN
22 nF
22 nF
R TSEN
C tx2
C tx1
10 k
100
nF
C TXAUX
100 nF
3.92 k
130 k
C TXIN
100 nF
R ast2
R ast1
820
130
R bal2
R bal1
15 k
15 k
R tx2
R tx1
C TENV
30.1 k
R GATX
470
100 nF
C HFTX
nF
C DTMF
C RAUX
100 nF
100 nF
8.2 k
R tx3
Fig.16 Basic application diagram.
100 nF
C MICS
4.7 F
C IR
TXOUT
TXAUX
C TNOI
DTMF
RAUX
R ast3
392
HFTX
GATX
TSEN
TENV
MICS
TNOI
MIC
MIC
TXIN
4.7
F
220 nF
IR
C bal
17
20
31
30
36
26
27
28
32
43
42
4
3
2
13
14
GND
SLPE
R SLPE
20
29
GNDTX STAB
33
16
REG
C REG
4.7 F
21
R STAB
3.65
18
k
AGC
TEA1099H
22
15
SWR
R SWR
D ESI
LN
365
k
external
supply
9
23
ESI
VOL
R VOL
22 k
0 to
10
V BB
470 F
C VBB
8
DLC
C DLC
470
nF
19
24
V DD
C VDD
47 F
SWT
C SWT
220
38
37
41
39
40
44
33
34
35
11
12
25
nF
6
7
5
1
PD
HFC
AUXC
MUTT
MUTR
AUXO
QR
GARX
RECO
HFRX
GALS
LSAO
RSEN
RENV
RNOI
IDT
2.2 M
C RNOI
R GALS
255 k
R IDT
C AUXO
100 nF
4.7
Product specification
100 pF
F
C GAR
TEA1099H
C HFRX
100 nF
100 nF
C RENV
R e1
100 k
C RXE
controller
C GALS
150 pF
470
nF
from
R e2
100 k
R RSEN
C RSEN
10 k
MGM306
10 F
C QR
100
nF
C LSAO
220 F
C GARS
1 nF