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UPC2539GS Datasheet

  • UPC2539GS

  • RDS DATA DEMODULATOR IC

  • 8頁

  • NEC   NEC

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PRELIMINARY DATA SHEET
Bi-CMOS INTEGRATED CIRCUIT
碌
PC2539
RDS DATA DEMODULATOR IC
The
碌
PC2539 is data demodulator IC for FM receiver applying to Radio Data System in European countries and
Radio Broadcasting Data System in USA.
This IC carries out to extract 57kHz RDS signal from FM multiplex signal, demodulate data-stream, recover
bit-rate-clock, and discriminate SK signal in ARI system.
FEATURES
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Adjustment-free
Built-in 57kHz band-pass-filter consist of switched capactiors.
High sensitivity.
Employing digital PLL.
Small outline plastic package
ORDERING INFORMATION
Part Number
Package
24-pin plastic SOP (300 mil)
碌
PC2539GS
BLOCK DIAGRAM
24
23
22
21
20
19
18
17
16
15
14
13
57kHz BPF
COSTAS
BIPHASE
DECODER
SK DET
DIFFERENTIAL
DECODER
CLOCK
RECOVERY
OSC
1
2
3
4
5
6
7
8
9
10
11
12
The information in this document is subject to change without notice.
Document No. S11570EJ1V0DS00 (1st edition)
Date Published May 1996 P
Printed in Japan
漏
1996

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