Ordering number : ENN7349
N2103TN (OT) No. 7349-1/12
Overview
The LC75010W is a car audio DSP IC that integrates the
signal processing required by car audio systems, A/D and
D/A converters, volume control, and other functions on a
single chip. It can implement a car audio system with a
minimal number of external components.
Features
Hardware Functions
— Analog source selector (BTL:1ch, OTL:3 ch)
— 20 bits A/D (2ch)
— 24 bits DSP (core, program memory, data memory)
— SIO (CCB I/F) (CCB is LSB first input.)
— 24 bits D/A (4ch)
— EVR (4ch)
Software Functions* (See Note.)
— Bass/Mid/Treb
— Bal/Fad
— Fixed equalizer (Front/Rear/separately controlled)
— Loudness control
— Hybrid volume
— Anti-hard clip
— Dedekind (Speaton**)
Note *: Software specifications can be modified in
response to user requests.
DSP Functions (24 fixed-point DSP)
— Program ROM — 8k words
— Data RAM — 896 words
Supply Voltage and Package Specifications
— DSP core, A/D converter (digital block), D/A
converter (digital block): 3.3 V
— A/D converter (analog block), D/A converter
(analog block), volume control, crystal oscillator:
5 V
— Package: 100-pin SQFP (14
×14 mm)
Package Dimensions
unit: mm
3181C-SQFP100
14.0
16.0
14.0
16.0
0.145
0.2
0.5
(1.0)
(1.4)
1.6max
0.1
0.5
125
26
50
51
75
76
100
SANYO: SQFP100
[LC75010W]
LC75010W
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
LC75010W Car Audio DSP
CMOS IC
Any and all SANYO 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 representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO 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 products described or contained
herein.
CCB is a registered trademark of Sanyo Electric Co., Ltd.
CCB is Sanyo's original bus format. All bus addresses are managed by Sanyo for this format.
Note **: Speaton is a registered trademark of Dedekind R&D. Users who want to develop, manufacture,
or sell electronic equipment that uses Dedekind functions must enter a separate contract with
Dedekind R&D for the use of those functions.