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TEA1114A/C1 View Datasheet(PDF) - Philips Electronics
Part Name
Description
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TEA1114A/C1
Low voltage telephone transmission circuit with dialler interface and regulated strong supply
Philips Electronics
TEA1114A/C1 Datasheet PDF : 28 Pages
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Philips Semiconductors
Low voltage telephone transmission circuit with
dialler interface and regulated strong supply
TEST AND APPLICATION INFORMATION
Product specification
TEA1114A
handbook, full pagewidth
Rprot
D1
D2
AB
1N4004
D3
D4
BA
Cz
Dz
Vd
Cemc
10 nF
Rz
10 V
LN
RCC
619
Ω
VCC
CVCC
100
µ
F
Rast1
130 k
Ω
CIR
100 nF
Rast2
3.92 k
Ω
Rast3
392
Ω
Rbal1
130
Ω
Cbal
Rbal2
220 nF 820
Ω
DTMF
VDD
RSLPE
20
Ω
peripheral
supply
VEE
CREG
SLPE
REG
n.c.
MIC
−
4.7
µ
F
IR
MIC
+
RAGC
TEA1114A
AGC
RX
CDTMF
DTMF
GAR
220 nF
VDD
VEE
CVDD
MUTE
QR
220
µ
F
MUTE
RTX1
CMIC
−
RTX3
RTX2
CMIC
+
MIC
−
MIC
+
RE1
100 k
Ω
CGARS
RE2
100 k
Ω
CGAR
1 nF
100 pF CEAR
10
µ
F
REC
FCA002
Fig.14 Basic application of the TEA1114A IC.
2000 Mar 21
18
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