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CD2003GP Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers

Part No. CD2003GP
Description  FM/AM RADIO IC
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Maker  ETC2 [List of Unclassifed Manufacturers]
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CD2003GP/GB
FM/AM RADIO IC
1、 Overvie w
The
CD2003GP/GB
is
a
monolithic
IC
designed
for
use
as
a
FM/AM
radio
system.
Combined
with
audio
power
amplifier
IC,
a
suitable
FM/AM
radio
can
be
constituted.
Its
features are:
● No need for FM IFT, AM IFT, and FM detector coil
● Adjustment free for FM detector circuit
● Wide operating supply voltage range: V
CC =1. 8~ 7V (T amb=25℃ )
● Package: DIP16/SOP16
2、 Block Diagram And Pin Descriptions
2. 1. Block Diagram
2. 2. Pin Descriptions
PIN
Symbol
Function
PIN
Symbol
Function
1
INFMR
FM RF Input
9
GNDOUT
Output Ground
2
GNDIN
Input Ground
10
QUAD
QUAD
3
OUTFMM
FM Mixer Output
11
OUTDET
Detector Output
4
OUTAMM
AM Mixer Output
12
OSCAM
AM Oscillation
5
AGC
AGC Control
13
OSCFM
FM Oscillation
6
VCC
Supply Voltage
14
SW
AM/FM Switch
7
INAMI
AM IF Input
15
TUNFM
FM Tuner
8
INFMI
FM IF Input
16
INAMR
AM RF Input
Version:2008-07-A
WUXI CHINA RESOURCES SEMICO CO.,LTD.
Page:
1/7




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