AN7273 データシートの表示（PDF） - Panasonic Corporation
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コンポーネント説明
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AN7273 Datasheet PDF : 5 Pages
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ICs for FM/AMTuner
s Coil Specifications
Symbol Use, Freq.
Type No.
FM
T1
Quad. Coil
10.7MHz
ELF–
7S752A
AN7273, AN7273S
Maker Connection Diagram Number of Turns Tuning Cap. Unloaded Q
1
Matsushita 2
3
4
1 – 2 8T
2 – 3 5T
4 – 6 3T
6
100pF
90±20%
T2
AM MW
Osc. Coil
ELL–
7S754
3
Matsushita 2
1
4
1 – 2 4T
2 – 3 125T
—
4 – 6 7T
6
95±20%
3
AM Mix.
T3
Output
455kHz
EIA–
7S802A
Matsushita 2
1
4
3 – 2 35T
6 – 4 10T
2 – 1 19T
6
1500pF
60±30%
s Ceramic Filter Specification
Symbol
Use
Type No.
CF1
AM IF
CFM2– 455B
Maker
Toko
Center Freq.
455kHz
Band Width
7kHz (–6dB)
Loss
2.6dB
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