FM/AM RADIO-IC
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. Com...
Description
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: VCC=1.8~7V (Tamb=25℃ ) ● Package: DIP16/SOP16
2、 Block Diagram And Pin Descriptions
2. 1. Block Diagram
2. 2. Pin Descriptions PIN Symbol
1
INFMR
2 GNDIN
3 OUTFMM
4 OUTAMM
5 AGC
6
VCC
7
INAMI
8
INFMI
Function FM RF Input Input Ground FM Mixer Output AM Mixer Output AGC Control Supply Voltage AM IF Input FM IF Input
PIN Symbol
Function
9 GNDOUT Output Ground
10 QUAD
QU AD
11 OUTDET Detector Output
12 OSCAM
AM Oscillation
13 OSCFM
FM Oscillation
14 SW
AM/FM Switch
15 TUNFM 16 INAMR
FM Tuner AM RF Input
Version:2008-07-A WUXI CHINA RESOURCES SEMICO CO.,LTD.
Page: 1/7
CD2003GP/GB
3. Electrical Characteristics
3.1. Absolute Maximum Ratings (Ta=25℃ )
Parameter
Symbol
Conditions
Value
Unit
Supply Voltage VCC
Po we r
Dissipation
PD
DIP16 SOP16
8
V
750 mW
350
Ope r ati n g
Te m pe r at u re
Tamb
- 25 ~ 75
℃
Storage
Te m pe r at u re
Tstg
- 55 ~ 150
℃
NOTE: Derated above Tamb=25℃ in the proportion of 6mW/℃ for CD2003GP and of 2.8mW/℃ for CD2003GB.
3.2. Electrical Characteristics
Unless otherwise specified, Tamb=25℃ , VCC=3V F/E: f=98MHz, fm=1kHz FM IF: f=10.7MHz, △ f=±22.5kHz, fm=1kHz...
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