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Número de pieza | SC7314 | |
Descripción | 4CH OUTPUT STEREO AUDIO PROCESSOR | |
Fabricantes | Silan Microelectronics | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de SC7314 (archivo pdf) en la parte inferior de esta página. Total 13 Páginas | ||
No Preview Available ! SC7314
4-CH OUTPUT STEREO AUDIO PROCESSOR WITH 4 STEREO INPUTS AND
TONE/VOLUME CONTROL
DESCRIPTION
The SC7314 is a volume, tone (bass and treble), balance (left/ right)
and fader (front/rear) processor for quality audio applications in car radio
and Hi-Fi systems. Selectable input gain and external loudness function
are provided. Control is accomplished by serial I2C bus microprocessor
interface. The AC signal settings is obtained by resistor networks and
switches combined with operational amplifiers. Due to the Used CMOS
technology, low distortion, low noise and low DC stepping are obtained.
FEATURES
* Input multiplexer:
--4 stereo inputs
--Selectable input gain for optimal adaptation to different
sources
* Four speaker attenuators:
--4 independent speakers control in 1.25dB steps for
balance and fader facilities
--Independent mute function
* All functions programmable via serial I2C Bus
* Loudness function
* Volume control in 1.25dB steps
* Treble and bass control
* Input and output for external equalizer or noise reduction system
www.DataSheet4U.com
BLOCK DIAGRAM
ORDERING INFORMATION
Device
Package
SC7314
SC7314S
SC7314D
DIP-28-600-2.54
SOP-28-375-1.27
SDIP-28-400-1.778
18 6
16 L1
L2
15
14 L3
L4
13
8 R1
9 R2
10 R3
R4
11
Input
Selection
&
Gain
Control
CREF
28 Supply
17 12 20 19
3
24
L
Volume &
Loudness
Bass
Treble
Speaker
ATT/Mute
Serial Bus Decoder + Latches
SCL
27
SDA
26
DGND
25
Volume &
Loudness
Bass
Treble
Speaker
ATT/Mute
12
5 7 22 21
4
R
23
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2007.09.25
Page 1 of 14
1 page TYPICAL CHARACTERISTICS PERFORMANCE
SC7314
www.DataSheet4U.com
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2007.09.25
Page 5 of 14
5 Page SC7314
TEST AND TYPICAL APPLICATION CIRCUIT
MCU
25 26
2.2 F
AM/FM
11 R1 DGND SDA
TUNER
16 L1
2.2 F
2.2 F
CD 10 R2
PLAYER
15 L2
2.2 F
TAPE
2.2 F
2.2 F
9 R3
14 L3
27
SCL
2.2 F
5.6k
18 17
OUT(L) IN(L)
100 100 100 2.7nF
nF nF nF
12 20 19 3
LOUD BOUT BIN TREBLE
(L) (L) (L) (L)
10 F
OUT L 24
SC7314
10 F
OUT R 23
2.2 F
8 R4
AUDIO
13 L4
2.2 F
VDD
1
GND CREF
2 28
LOUD BOUT BIN TREBLE
OUT(R) IN(R) (R) (R) (R)
(R)
6 5 7 22 21 4
22 F
100
nF
100
nF
100
nF
2.7nF
VDD
2.2 F
5.6k
www.DataSheet4U.com
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2007.09.25
Page 11 of 14
11 Page |
Páginas | Total 13 Páginas | |
PDF Descargar | [ Datasheet SC7314.PDF ] |
Número de pieza | Descripción | Fabricantes |
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