M65853FP Datasheet, PDF (17/17 Pages) Mitsubishi Electric Semiconductor – DIGITAL ECHO WITH MICROPHONE MIXING CIRCUIT

PRELIMINARY ^{M65853FP 50} _{soNmoeticpear;aTmheistriisc}
nlimotitas ^{fainrealssupbejecicfitctaoticohna. nge.}
DIGITAL ECHO
WITH
MITSUBISHI SOUND PROCESSOR ICs
MICROPHONE MIXING CIRCUIT
SE
KARAOKE
RI
ES
APPLICATION EXAMPLE
MIC SW
1µ 1µ 1µ ^0.022µ
0.0047µ
1µ 1µ 0.15µ 1µ 1µ 1µ 1µ 0.22µ 0.001µ
0.068µ
Vcc
0.1µ ^{100µ 0.1µ}
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
Vcc
µ-COM I/F
PHASE
SHIFTER
SURROUND
(L+R) / 2 L
R STEREO
LPF
D/A
MIC SW
ECHO ECHO
VOL F.BVOL
16kbit
SRAM
MAIN LOGIC
MCLK
12
ALC
3 45
MIC
VOL
MIC
VOL
ALC
LPF
A/D
1/2Vcc
GND
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
22 k
Vcc
4.7µ
0.22µ
Vcc
51k
10 k
MIC1IN
1µ
4.7µ
0.1µ
0.22µ
10 k
MIC2IN
100µ
1µ
0.022µ
0.001µ
0.068µ
0.1µ
0.0047µ
0.1µ
0.01µ
22k
Unit R :
C:F
MITSUBISHI
ELECTRIC
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