10-10
Samsung Electronics
IC Internal Diagram
10-4 BU1923F ; RIC1
Audio ICs
RDS / RBDS decoder
BU1923 / BU1923F
The BU1923 and BU1923F are RDS / RBDS decoders that employ a digital PLL and have a built-in anti-aliasing filter
and an eight-stage BPF (switched-capacitor filter). Linear CMOS circuitry is used for low power consumption.
F
Applications
RDS / RBDS compatible FM receivers for American and European markets, car stereos, high-fidelity stereo systems
and components, and FM pagers.
F
Features
1) Low current.
2) Two-stage anti-aliasing filter (LPF).
3) 57kHz band-pass filter.
4) DSB demodulation (digital PLL).
5) Quality indication output for demodulated data.
F
Absolute maximum ratings (Ta = 25
_
C)
F
Recommended operating conditions (Ta = 25
_
C)
Содержание Wingo S-2450
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Страница 17: ...6 2 Samsung Electronics 6 4 Jack PCB 6 5 Motor PCB 6 6 POWER S 2400 2450 ...
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Страница 21: ...ENCODER PCB DIAGRAM only S2450 Model ...
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Страница 27: ...ENCODER SCHEMATIC DIAGRAM only S2450 Model ...
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Страница 41: ...Samsung Electronics 10 5 IC Internal Diagram Audio ICs BA3121 BA3121F BA3121N FBlock diagrams ...
Страница 47: ...Samsung Electronics 10 11 IC Internal Diagram Audio ICs BU1923 BU1923F FBlock diagram ...
Страница 56: ...10 20 Samsung Electronics IC Internal Diagram 10 11 TDA7440D JIC1 ...