TEA1064A/C1 Philips Semiconductors (Acquired by NXP), TEA1064A/C1 Datasheet - Page 24
![no-image](/images/no-image-200.jpg)
TEA1064A/C1
Manufacturer Part Number
TEA1064A/C1
Description
TEA1064A; Low Voltage Versatile Telephone Transmission Circuit With Dialler Interface And Transmit Level Dynamic Limiting
Manufacturer
Philips Semiconductors (Acquired by NXP)
Datasheet
1.TEA1064AC1.pdf
(36 pages)
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Philips Semiconductors
March 1994
Low voltage versatile telephone transmission circuit
with dialler interface and transmit level dynamic limiting
For measuring the gain from MIC and MIC the MUTE input should be LOW
or open-circuit; for measuring the DTMF input, the MUTE input should be HIGH.
Inputs not being tested should be open-circuit.
Fig.22 Test circuit for defining voltage gain of MIC , MIC and DTMF inputs; voltage gain (G
56
I p
R16
20 log V
C15
220
C1
F
o
/ V
100 F
10
V i
V i
F
i
.
13
12
14
15
C16
470 nF
9
8
7
IR
MIC
MIC
DTMF
MUTE
PD
DLS/MMUTE
V CC2
V EE
11
19
V CC1
REG
16
17
470
C3
nF
TEA1064A
392
620
R15
AGC
R1
18
R6
24
STAB
10
R5
3.6
k
LN
1
SLPE
GAS1
GAS2
GAR
QR
QR
20
R9
20
4
5
6
2
3
100
R4
k
R7
k
68
C7 1 nF
100 F
C6
100 pF
C4
100 pF
600
R L
I line
v
MGR076
) is defined as
V o
Product specification
TEA1064A
140 mA
11 to
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