參數(shù)資料
型號: TUA4307
廠商: INFINEON TECHNOLOGIES AG
元件分類: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP80
封裝: MQFP-80
文件頁數(shù): 43/48頁
文件大?。?/td> 952K
代理商: TUA4307
Reference
5 - 17
TUA 4307
Wireless Components
Specification, September 1999
Figure 5-4
Test Circuit part 2
RF measure
V
7AC, V8
MP det out
RF measure V
1
FM IF count
51
10n
MP det in
V
3
AM seek m
10n
AM stereo
AM IF count
51
MP det cap
10n
TUA
4307
P-MQFP
80-1
1
80
2
3
4
5
6
7
8
9
1
01
1
21
31
41
51
61
71
81
92
0
21
22
23
24
25
26
27
28
30
29
71
72
73
74
75
76
77
78
79
GND1 if
1k
10n
33n
FM IF bias
1k
2nd LO
100p
51
22n
2nd mix in
GND2
if
IF
gain
cap
33n
VPreAM
IPreFM
IF
gain
adj
RF
source
V
29
51
22n
IF
amp
in
33n
100
IF
amp
bias
100n
St
det
cap
Dem
FM
150
Neosit7.1k
1n
150p
BB512
56k
10n
56k
V
2
+Vif
Mute
depth
FM
100k
St
det
out
2nd mix out
10
2,2n
22n
51
AM IF cap
1
16V
10
2nd
mix
in
RF
Source
V
21
51
22n
St
det
thres
AM
St
det
thres
FM
RF
measure
V
24
FM IF req
AM IF bias
47n
Neosid
Fieldstr.
1n
V
ref
FM
IF
amp
out
51
330
22n
AM IF in
FM IF in
33n
51
47n
AM IF bias
47n
V
5
V
6
V
7DC
RF Source
V
11
51
RF Source
V
13
V
S
RF measure
V
17
V
25
V
26
V
27
V
28
V
30
V
79
V
80
V
78
100n
V
tune
V
74
V
75
V
73
V
72
V
S
V
71
connected
to
Pin
31
V
4
100k
2nd LO
100k
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