AS2525F AMSCO [austriamicrosystems AG], AS2525F Datasheet - Page 24
AS2525F
Manufacturer Part Number
AS2525F
Description
Single-Chip Handsfree Phone CMOS Integrated Circuit
Manufacturer
AMSCO [austriamicrosystems AG]
Datasheet
1.AS2525F.pdf
(27 pages)
- Current page: 24 of 27
- Download datasheet (462Kb)
Datasheet AS2525
Test Circuit
Revision 2.1
I
LINE
600 ohm
100 µ
U
L
B
A
327
BC
10 V
327
BC
30 ohm
300 ohm
22 µ
10 µ
6 k
Figure 10: Test circuit
1 µ
25
17
15
11
14
12
13
16
26
29
44
43
42
41
32
30
31
37
38
39
40
1
2
3
4
CM
LS
RI
STB
LI
CS
Vss
SS
V
Vs
CS1
DO
DI
CLK
CS2
DPn
HF
HS
LED
DM/HM
FCI
C1
C2
C3
C4
PP
SA
RECV
OSC
A
RECI
CBN
FT1
FT2
LO1
LO2
GND
V
R1
R2
R3
M1
M2
M3
M4
RO
DD
CI
18
10
8
9
7
23
27
28
21
19
20
5
6
24
22
33
34
35
36
100 n
10 µ
100 n
10 µ
22 µ
10 µ
10 µ
15 n
15 n
15 n
15 n
3.58 MHz
10 µ
10 k
10 k
1 k
1 k
Page 24 of 27
150 ohm
32 ohm
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