REJ03F0010_M61529FP Datasheet, PDF (11/24 Pages) Hitachi Semiconductor – Audio Signal Processor with Surround

M61529FP
Block Diagram
(1) Vocal cut OFF (Bold line; Selector INA, Surround ON, Tone ON, Bassboost OFF)
SWA a; Vocal Cut OFF
b; Vocal Cut ON
SWB a; Surround
b; DPL
SWC External Input ATT(+3/0/–3/–6dB/OFF)
SWD a; Surround
b; DPL
c; BYPASS
SWE a; Tone control
b; Vocal Cut
SWF a; Tone control
b; Tone bypass, Vocal Cut
SWG a; Bassboost OFF
b; Bassboost ON
INA2 INB2 INC2 IND2
0/+3.5dB
From VOUT2
From VOUT1
0/ - 5dB
RECA2/INex2 RECB2
+3/0/ - 3/ - 6dB
To VIN2
SWC2
a
b
SWA
RECSW
a
b _SWB2
SUR2/DPL2
Gain up(+13dB)
MIC
INA1 I NB1 INC1 IND1
0/+3.5dB
b
a
SWA1
SWC1
To VIN1
SUR1/DPL1
b
a _SWB1
RECSW1
0/ - 5dB
+3/0/ - 3/ - 6dB
RECA1/INex1 RECB1
TMI2
TMO2 TCA2
TCB2 TCC2
c
SWD2 _a
b
From VIN2
0 / - 8.2dB
- 13dB
bSWE2To Tone2
a
To TBYP2
SAOUT
b
a
c
SWD1
a
SWE1
b
To TBYP1
To Tone1
0 / - 8.2dB
- 13dB
From VIN1
TOUT2 VOLIN2
BB_A2 BB_B2
OUT2
Mid
From Tone2
From TBYP
To VOUT2
a
b _SWF2
From TBYP
From Tone1
b _SWF1
a
Mid
Bass
Treble
To VOUT1
b
a
SWG2
SWOUT
SWG1
a
b
TMI1
TMO1 TCA1
TCB1 TCC1
TOUT1 VOLIN1
BB_A1 BB_B1
OUT1
Rev.1.00, Sep.04.2003, page 11 of 23