BU7636MWV_11 Datasheet, PDF (3/5 Pages) Rohm – Silicon Monolithic integrated circuit

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◇Serial interface
Control commands are entered on the CSB, SCLK, and SDATA pins, using 3 line 16 bit serial input (MSB first).
The input cycle is started on the CSB falling edge, and each bit of data is read in on the SCLK rising edge.
The data is loaded to register on the CSB rising edge.
CSB
SCLK
SDATA
“x” 1 0 A5 A4 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 “x”
Register Address : A5 - A0
Control Data : D7 - D0
◇Register map
Address Register
D7
D6
D5
D4
00H
Power control
0
PWSV PWAP PWMRG
01H
Power control
0
COMENB
0
0
03H
Gain control
1
0
ADA
0
04H
Gain control
SLMIN1 SLMIN0
0
0
05H
Clock control
FMCK1 FMCK0
0
1
06H
Clock control
0
0
0
0
07H
Clock control
0
BFPD
0
DLEN
08H
ALC control
0
MDALC1 MDEVR1 MDEVR0
09H
ALC control
ATMC1 ATMC0 RCMC1 RCMC0
0AH
ALC control
RC2MC1 RC2MC0
0
0
0BH
Time control
RINI2
RINI1
RINI0
PINI1
0CH
Volume control
0
MLIM6 MLIM5 MLIM4
0DH
Filter control
0
0
DEM1 DEM0
0EH
Volume control DVOL7 DVOL6 DVOL5 DVOL4
0FH
Volume control
0
0
EVR5
EVR4
10H
Volume control
0
0
SPVOL1 SPVOL0
12H
Fade control
0
0
0
0
13H
Video control
1
1
1
SDC1
（note） Do not write to the address except for the above.
D3
PWVD
MDSP
0
MUSP
0
SFS1
0
0
ATSP1
RCLM
PINI0
MLIM3
HPFR3
DVOL3
EVR3
0
DVLSK
SDC2
D2
PWCP
MDPB
LGAIN
MUBSP
DIF2
SFS0
0
0
ATSP0
0
0
MLIM2
HPFR2
DVOL2
EVR2
BVOL2
DVLT2
0
D1
0
MDREC
MGAIN1
MULO
DIF1
DIV1
0
0
RCSP1
0
0
MLIM1
HPFR1
DVOL1
EVR1
BVOL1
DVLT1
0
D0
PWDRG
0
MGAIN0
MUDVL
DIF0
DIV0
0
MDDVL
RCSP0
0
EVRT
MLIM0
HPFR0
DVOL0
EVR0
BVOL0
DVLT0
0
◇Pin Functional Descriptions
No Pin name
Function
1 CPVDD Charge pump power supply
2 C4
Flying condenser terminal 4
3 C3
Flying condenser terminal 3
4 C2
Flying condenser terminal 2
5 VVEE
Video negative power supply
6 CIN
Chroma signal input
7 VVSS
Video ground
8 YIN
Luminance signal input
9 VVDD
Video power supply
10 YOUT
Luminance signal output
11 VOUT
Composite signal outut
12 COUT
Chroma signal output
13 SDCOUT SDC signal output
14 VVDD_SDC SDC power supply
15 DVDD
Digital power supply
16 DAIN
CODEC DA serial data input
17 ADOUT CODEC AD serial data output
18 BCLK
CODEC bit clock in/output
19 LRCLK CODEC LR clock in/output
20 MCLK
CODEC master clock input
21 DVSS
Digital ground
22 SDATA 3-wire serial data input
No Pin name
Function
23 SCLK
3-wire serial clock input
24 CSB
3-wire chip select input
25 MICINR3 MICRch input 3
26 MICINR2 MICRch input 2
27 MICINR1 MICRch input 1
28 MREG
MIC power supply
29 MICINL1 MICLch input 1
30 MICINL2 MICLch input 2
31 MICINL3 MICLch input 3
32 BIAS
Bias （1/2AVDD）
33 AVSS
Analog ground
34 AVDD
Analog power supply
35 LINEOUTR LINE output
36 LINEOUTL LINE output
37 EVROUT EVR output
38 SPIN
SP input
39 SPNEG SP negative output
40 SPVSS SP ground
41 SPVDD SP power supply
42 SPPOS SP positive output
43 BEEPIN BEEP input
44 C1
Flying condenser terminal 1
REV. A