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Número de pieza | KA8512D | |
Descripción | COMPANDOR | |
Fabricantes | Samsung | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de KA8512D (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
No Preview Available ! KA8512
INTRODUCTION
Compandor is a composite word of compressor and expander.
It is used for maintaining dynamic range and improving
of S/N ratio, and generally called as a noise reduction
system or automatic gain control system.
KA8512 consists of compressor, expander, mic amp,
Iimiter, ALC(automatic level control) and mute logic.
FEATURES
• Operating voltage range : 2 ~ 6V
• Included ALC circuit
• Easy gain control to use external component
• Included mute function
COMPANDOR
14-DIP-300
14-SOP-225B
BLOCK DIAGRAM
EPI
2
15K
10K
CO 12
+
_
125K
ERC
3
RECTIFIER
GAIN CELL
G
VREF
125K
10K
VREF
LIMITER
BIAS CIRCUIT
7 14 1
GND VCC VREF
ORDERING INFORMATION
Device
KA8512
KA8512D
Package
14-DIP-300
14-SOP-225B
Operating Temperature
-20°C ~ + 70°C
EMUTE CMUTE
56
30K
MUTE LOGIC
_
+ SUM AMP
+
_
30K
30K
VREF
24K
10K
15K GAIN CELL
G
15K
RETIFIER
51K
3.3K
_
+
MIC AMP
ALC
4 EO
9 CPI-
8 CPI+
11 AGIC
13 ALC
10
CRC
1 page KA8512
TEST CIRCUIT
COMPANDOR
5 Page |
Páginas | Total 6 Páginas | |
PDF Descargar | [ Datasheet KA8512D.PDF ] |
Número de pieza | Descripción | Fabricantes |
KA8512 | COMPANDOR | Samsung |
KA8512D | COMPANDOR | Samsung |
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