Part Number
|
AN7243S |
Manufacturer
|
Panasonic Semiconductor |
Description
|
FM Front-end |
Published
|
Mar 26, 2005 |
Detailed Description
|
ICs for FM/AM Tuner
AN7243S
FM Front-end Circuit for Car Radio
s Overview
The AN7243S is an FM front-end IC designed fo...
|
Datasheet
|
AN7243S
|
Overview
ICs for FM/AM Tuner
AN7243S
FM Front-end Circuit for Car Radio
s Overview
The AN7243S is an FM front-end IC designed for DTS except RF amp.
of car radio.
It is built-in local oscillation frequency buffer output and PIN diode (ADX) driver for antenna damping.
Unit : mm
0.
4±0.
25 1.
24
temper-
0.
3 4.
2±0.
3 6.
5±0.
3
14-Lead SOP Package (SOP014-P-0225)
s Block Diagram
GND 14 13 12 11 10 9 8
ADX Driver
Mix.
IF-Amp.
Buffer OSC AGC & Det.
Buffer
1
2
3 VCC
4
5
6
7
0.
15 0.
65
ature characteristics to RF amp.
1.
5±0.
2
s Features • High sensitivity · High S/N ratio • Good IM characteristics at strong input • Timing for AGC input level is variable.
• Built-in pre-IF-Amp.
having negative ...
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