參數(shù)資料
型號(hào): LC750512E
廠商: Sanyo Electric Co.,Ltd.
英文描述: CMOS IC Audistry support Audio DSP
中文描述: CMOS集成電路Audistry技術(shù)支持音頻DSP
文件頁(yè)數(shù): 1/9頁(yè)
文件大小: 89K
代理商: LC750512E
83006 / 61506HKIM No.A0179-1/9
LC750512E
Overview
The LC750512E is a single-chip audio DSP equipped with an Audio interface unit with features such as audio algorithm
and lip-sync functions, which are required by audio/video-related products for which higher and higher sound quality
levels are being demanded. The microcontroller has a CCB (Computer Control Bus) and I
2
C (Inter-Integrated Circuit)
–support interface.
Features
1. Hardware configuration that allows installation of audio algorithm functions related to audio/video products
Program ROM: 24 bits
×
8K words
Data RAM: 24 bits
×
4K words
×
2 planes, 24 bits
×
1K words
×
2 planes
Audio interface: I
2
S input, MSB first right justified, MSB first left justified (1 port)
Audio interface: I
2
S output, MSB first right justified, MSB first left justified (3 ports)
Analog input: 1 port (2 channel stereo), Analog output: 1 port (2 channel stereo)
2. Audio algorithms for audio/video-related products installed
Lip sync function (correcting time lags up to 80ms between audio and video at a 48kHz sampling frequency)
Audistry function (Mono-to-Stereo Creator, Suound Space Expander, Sound Space for Headphones,
Intelligent Volume Control, Natural bass)
Equalizer function (3 bands/channel, common to L and R channels)
Volume control function (0 to -79dB, in 1dB increments, -
)
Bass/treble control (±18 dB in 1dB increments) and other basic control functions
Audistry mode/S3S mode user selectable, enabling SANYO’s proprietary surround mode
Audistry mode
Effect
Algorithm (Name)
Remarks
Audistry
Mono-to-Stereo Creator
Generates a pseudo stereo sound from a mono signal
Sound Space Expander
Creates pseudo sound field (speaker)
Sound Space for Headphones
Creates pseudo sound field (headphone)
Intelligent Volume Control
AGC processing
Natural Bass
Low frequency enhancement
CMOS IC
Audistry support Audio DSP
* Audistry and the sound shell logo are trademarks of Dolby Laboratories.
Dolby is a registered trademark of Dolby Laboratories, Inc.
Ordering number : ENA0179
Any and all SANYO Semiconductor products described or contained herein do not have specifications
that can handle applications that require extremely high levels of reliability, such as life-support systems,
aircraft's control systems, or other applications whose failure can be reasonably expected to result in
serious physical and/or material damage. Consult with your SANYO Semiconductor representative
nearest you before usingany SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor assumes no responsibility for equipment failures that result from using products
at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition
ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor
products described or contained herein.
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