TEA1094 Philips Semiconductors, TEA1094 Datasheet - Page 20

• Manufacturer Part Number: TEA1094
• Description: Hands free IC
• Manufacturer: Philips Semiconductors

The pin numbers given in parenthesis refer to the TEA1094A.
(1) TEA1094A only.
ring
tip
interrupter
CONTROLLER
DP
MICRO-
DTMF
100 F
C1
620
R1
DTMF
V EE
V CC
TEA106x
Fig.14 Application example.
SLPE
LN
MIC
MIC
QR
R9
20
S1
1 k
100 nF
100 nF
C7a
C7b
C8
10 F
S2
100 F
2.2 k
C RIN1
100 nF
(16)
(14)
20
18
(2)
(6)
2
8
MOUT
RIN1
MICGND
GND
PD
microcontroller
(1)
(13)
TEA1094A
TEA1094
from
MUTET
V BB
LSP
MIC
(15)
19
(7)
(18)
(5)
10
22
6
100 nF
C MIC
C LSP
C VBB
LSP
50
10 F
2.2 k
V VBB
R MIC
MGE441