la72670bm Sanyo Semiconductor Corporation, la72670bm Datasheet - Page 18

• Manufacturer Part Number: la72670bm
• Description: Us Multiplex Modulation For Vcr Hifi Sound Signal Processor
• Manufacturer: Sanyo Semiconductor Corporation

Serial data specification ( I
Note 1: When FSTVCO is measured, D1 in address 00000101 is set to 1.
Note 2: Address 00000110 and 00000111 are used in investigating the shipment, please send “0”data to all bits at refreshing. the data.)
00000001
00000010
00000100
00000101
00000011
00000110
00000111
Address
(0 1)
(0 2)
(0 3)
(0 4)
(0 5)
VCO carrier
Normal Input mode selection
SAP_Gain
00:1.3/1.7
01:1.4/1.8
ST/SAP
(MHz)
1:SAP
0:0dB
1:2dB
MSB
0:ST
EE/PB/ Audio-dubbing
D8
10:Audio-dubbing
00:L/R MIX
10:TU(R)
01:Lch
00:EE
01:PB
INPUT Gain
SAP/(L+R)
NORMAL
0:SAP
0:0dB
1:3dB
1:L+R
D7
2
C BUS communication )
REC FM MIX
10:10dB
11:11dB
00:9dB
01:8dB
Trough Monitor
Forced MONO
LINE OUT
REC current Level selection
MUTE
0:OFF
0:OFF
0:OFF
1: ON
1:ON
1:ON
D6
BS
00:0dB
01:-1.5dB
10:-55dB
Data byte ( Underline is initial setting. )
LA72670BM
Use in investigating the shipment
Use in investigating the shipment
ON/OFF
Fixed 0
Fixed 0
1:OFF
MUTE
0:OFF
0:ON
1:ON
MTS
DO
D5
Signal level
OUT MUTE
LINE OUT
NORMAL
REC/EE
0:-9dBv
1:-8dBv
1:REC
EP/SP
0:OFF
1:ON
0:EE
Output mode selection
0:SP
1:EP
D4
10:NORMAL
(HiFi+NOR)
00:HiFi
01:MIX
Through monitor
RFC SW
Fixed 0
1:OFF
0:3.58
1:4.43
(MHz)
0:ON
Input source selection
D3
fsc
00:TUNER
01:EXT1
10:EXT2
11:EXT3
RF MOD ALC
HiFi DET
selection
1:+10%
0:-5dBv
1:-1dBv
Fixed 0
Output channel selection
0:TYP
level
D2
00:STEREO
10:R-ch
01:L-ch
PS No.A0644-18/20
Auto HiFi DET
HiFi DET
selection
Fixed 0*
Fixed 0
1:-10%
1:OFF
0:TYP
0:ON
LSB
D1
1