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參數(shù)資料
| 型號(hào)： | AN7259S |
| 廠商： | PANASONIC CORP |
| 元件分類： | 調(diào)諧器 |
| 英文描述： | FM-IF Amplifier Circuit for Car Radio |
| 中文描述： | 1-BAND, AUDIO TUNER, PDSO20 |
| 封裝： | 0.300 INCH, PLASTIC, SOP-20 |
| 文件頁(yè)數(shù)： | 1/5頁(yè) |
| 文件大?。?/td> | 72K |
| 代理商： | AN7259S |
ICs for FM/AM Tuner
I
Overview
The AN7259S is an FM–IF/DET IC for car radio/car
stereo and has each function necessary for electronic-
tuner.
I
Features
Quadrature detection system and fewer external parts
Good linearity of control voltage output used for AGC
and separation control, etc.
IF counter output and search output in channel selec-
tion signal as electronic tuning and with IF counter out-
put ON/OFF circuit (SSC)
Adjustment of search band width and search output
center frequency
Soft muting adjusting function
AN7259S
FM-IF Amplifier Circuit for Car Radio
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
FM IF Amp.
V
CONT.
Search
Counter
SSC
FM Det.
Mute
Amp.
GND
V
CC
I
Block Diagram
Unit : mm
0
±
0
1
±
0
0.3
0
0
0
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
0
±
0
1
1
±
0
5.4
±
0.3
7.7
±
0.3
20-Lead SOP Package (SOP020-P-0300A)
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