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TEA1068 View Datasheet(PDF) - Philips Electronics
Part Name
Description
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TEA1068
Versatile telephone transmission circuit with dialler interface
Philips Electronics
TEA1068 Datasheet PDF : 24 Pages
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Philips Semiconductors
Versatile telephone transmission circuit
with dialler interface
Product specification
TEA1068
handbook, full pagewidth
10
µ
F
Vi
C1
100
µ
F
IR
VCC
R1
620
Ω
LN
QR
−
MIC
+
MIC
−
DTMF
MUTE
TEA1068
QR
+
GAR
GAS1
PD
VEE
GAS2
REG AGC STAB SLPE
I
line
10
µ
F
100
µ
F
ZL
Vo
600
Ω
R4
C4
100
100 pF
k
Ω
C7 1 nF
R7
C6
100 pF
10 to 140 mA
C3
4.7
µ
F
R6
R5
3.6
k
Ω
R9
20
Ω
MBH139
Voltage gain is defined as; G
v
= 20 log
V
o
/V
i
.
Fig.15 Test circuit for defining voltage gain of the receiving amplifier.
1996 Apr 23
16
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