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參數資料
| 型號： | LC83200W |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | 7 X 7 MM, SQFP-48 |
| 文件頁數： | 1/11頁 |
| 文件大小： | 466K |
| 代理商： | LC83200W |
72006HKIM No.7902-1/11
LC83200W
Overview
The LC83200W is an IC that integrates all the functions required for Dolby headphone in a single chip. This IC generates
Dolby headphone audio output signals from either a 5.1-channel or 2-channel audio input. It provides DH1, DH2, DH3
and stereo mixdown as Dolby Headphone room modes, and can be used in any product that has a headphone jack.
Features
Dolby headphone room mode processing functions: DH1, DH2, DH3, and stereo mixdown modes
Supported sampling rates: 44.1kHz and 48kHz
No external memory required
Audio interfaces
Serial audio input: 2 channels (left and right) or 5.1 channels (left, center, right, left surround, right surround, and
low frequency effect)
Serial audio output: 2 channels (left and right)
Formats: I2S (24 bits), left justified (24 bits), right justified (16, 18, 20, or 24 bits)
Muting
Host interface: The IC registers can be set using serial data sent over the microcontroller interface, or can be set in
parallel using IC pins.
PLL stop pin
Package form and power supply
Package: SQFP48
Operating supply voltages: Logic system: 2.5V, I/O system: 3.3V
Operating clock frequency: Approx. 50MHz (external clock: 27MHz/13.5 MHz or 512fs/256fs clock)
Ordering number : EN7902A
CMOS IC
Single-chip Dolby Headphone IC
Dolby and the Dolby-D symbol are registered trademarks of Dolby Laboratories, Inc.
This IC can be used only by Dolby licensees.
Licensing information and the corresponding technical information are available from: Dolby Licensing Corporation
San Francisco C-94103-4813.
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