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SIEMENS AG
IC-SPECIFICATION
TUA 4300 G
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Pin Assignment
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The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
HL DOK
V66047-S695-G100-G1
12.11.96
1
Multipath det. cap.
2
Multipath det. output
3
AM seek mode switch
4
AM-IF-counter out
5GNDIF
6
FM-IF input
7
FM-IF input
8
AM-IF bias
9
AM-IF input
10
AM-IF bias
11
2nd mixer out
12
2nd mixer out
13
AM IF AGC cap.
14
2nd LO quartz
15
2nd LO quartz
16
2nd mixer input
17
2nd mixer input
18
IF amp out AM
19
IF amp out FM
20
VPrestage AGC AM
21
IPrestage AGC FM
22
IF amp input bias
23
AM IF amp input
24
SEL 8 / 10
25
+VS RF
26
GNDRF
27
FM mixer output
28
FM mixer output
29
AM mixer output
30
AM mixer output
31
Prestage AGC cap. AM
32
Prestage AGC cap. FM
33
RF input AM
34
RF input AM
35
RF input FM
36
RF input FM
37
VREF RF
38
RF oscillator
39
RF oscillator
40
Divided counter out
41
Direct counter out
42
2nd mixer AGC cap.
43
Noise gate cap./AM-FM
44
Noise level cap.
45
Deemphasis right
46
Deemphasis left
47
AF output left
48
AF output right
49
Control voltage HCC
50 Control voltage SNC
51 Pilot indicator output
52 Pilot detector cap.
53 MPX-signal input
54 Stereo PLL
55 Stereo oscillator
56 Iref stereo
57 Noise detector input
58 MPX-signal output
59 Mute FM
60 Demodulator circuit FM
61 Demodulator circuit FM
62 +VS IF
63 Fieldstrength output
64 Multipath det. input