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Renesas Electronics Components Datasheet

R2S15902FP Datasheet

6ch Electronic Volume

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R2S15902FP
6ch Electronic Volume with 4 Input Selector
REJ03F0152-0100
Rev.1.0
Nov.22.2005
Description
R2S15902FP is an audio signal processor for home audio. This IC contains 6 channels electronic volume, gain control,
input selector and 2 band tone control.
Features
6 channels independent electronic volume (0 to –99dB/1dBstep, –dB)
6 channels independent gain control (0 to +14dB/ 2dB step)
L/R channel 4 input selector (Input gain: 0 to +14dB/ 2dB step)
Multi channel input: 6 channels input
Tone control Bass: –14 to + 14dB(2dB step),
Treble: –14 to + 14dB(2dB step)
Can use 1 input for REC output (REC output gain: 0, +2, +4, +6dB)
Built-in ADC output (Input Att: 0/ –6/ –12/ –18dB)
Built-in L+R/ L–R block
Built-in digital power supply
Recommended Operating Condition
Supply voltage range VCC = 8.0V to 10.0V: 9.0V(typ)
Application
Receiver, AV amp, Home theater, Mini stereo etc.
System Block Diagram
1
Lch 2
3
1
Rch 2
3
REC OUT
(4)
Multi Multi
Rin Lin
DGND
Lch Tone Rch Tone
CLOCK DATA
REC
Gain
Input
ATT
REC
Gain
Input
ATT
Input Gain
Input Gain
Volume
Volume
LoSL
SLin
Lch
+
-
(L -R)
MSLin
ADCL
(L-R) SRin
MSRin
Rch
(L+R)
+
-
LoSR
ADCR
(L+R)
Cin
MCin
SWin
MSWin
Tone
Bass&
Treble
Bass&
Treble
Volume
Volume
Volume
Volume
MCU I/F
Gain Control
Lout
Gain Control
Rout
Gain Control
SLout
Gain Control
SRout
Gain Control
Cout
Gain Control
SWout
(4)
REC OUT
Vref
AGND
VCC
Rev.1.0 Nov 22, 2005 page 1 of 15


Renesas Electronics Components Datasheet

R2S15902FP Datasheet

6ch Electronic Volume

No Preview Available !

R2S15902FP
Block Diagram and Pin Configuration
22 21 20 19 18 17 16 15 14 13
BASL2 23
Gain
Gain Gain Gain
Gain Gain
Control Control Control Control Control Control
CD
MCU
I/F
BASL1 24
TRER 25
Bass
/Tre
Cch
Vol
50 k
SWch
Vol
50 k
SLch
Vol
50k
SRch
Vol
50k
Logic
TREL 26
VOLINL
GAINOUTL
27
Input
28
Gain +
-
Bass
/Tre
Lch Vol
25k
Rch Vol
25k
VOLINR 29
Input
GAINOUTR
30
Gain +
-
INL1 31
25k
INR1 32
25k
INL2 33
25k
REC
Output
Gain Lch
+
-
REC
Output
Gain Rch
+
-
+
- Input
ATT
+
-
Input
ATT
50k
25k 25k
25k 25k 25 k
Rch (L+R)
34 35 36 37 38 39 40 41 42 43
12
11 SRIN
50k
10 SLIN
50 k
50k 9 SWIN
8 CIN
50 k
7 RIN
25 k
6 LIN
25 k
5 RINSR
50k
4 ROUTSR
3 LINSL
50k
2 LOUTSL
Lch (L- R) 1 ADCL
50k (L-R)
44
(Top View)
Rev.1.0 Nov 22, 2005 page 2 of 15


Part Number R2S15902FP
Description 6ch Electronic Volume
Maker Renesas Technology
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