tea1085t NXP Semiconductors, tea1085t Datasheet - Page 23

• Manufacturer Part Number: tea1085t
• Description: Listening-in Circuit For Line-powered Telephone Sets
• Manufacturer: NXP Semiconductors

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(1) To TEA1060 (SLPE).
LINE
DIALLER
TONE
DP
interrupt
DP
C1
DP
13
15
10
TEA1060
R1
16
C3
Fig.16 Basic application of TEA1085/TEA1085A and TEA1060.
18
1
12
8
7
5
R20
R9
C2
RV20
C11
DP
L1
R24
C29
C30
C32
19
5
6
4
(1)
1
V BB
2
24
(1)
3
C20
C21
18
(1)
(1)
14
R38
R35
C31
TEA1085A
(1)
13
TEA1085
TEA1085
R34
for
V BB
20
(1)
(1)
12
C26
R32
TEA1085A
V BB
for
16
8
R33
C28
7
15
C25
R30
23
(1)
11
17
(1)
R36
C24
10
21
22
R31
9
V BB
R29
R28
(1)
C27
R27
R26
R25 C22
(1)
to TEA1060
pins 7 and 8
C23
MLA039