CXA1946 SONY [Sony Corporation], CXA1946 Datasheet - Page 11

• Manufacturer Part Number: CXA1946
• Description: Electronic Volume
• Manufacturer: SONY [Sony Corporation]

• TONE BASS/TREBLE
• BOOST/CUT
• FADER
• FADER SELECT
• RESET
Setting value
Setting value
Setting value
14
12
10
8
6
4
2
0
BOOST
CUT
–∞
–60
–45
–35
–25
–20
–18
–16
–14
–12
–10
–8
–6
–4
–2
0
Attenuation of front signal
Attenuation of rear signal
INPUT
VRC1
VRF1
VRC2
VRF2
LOUD
TONE BASS
TONE TREBLE
FADER
Reset is performed automatically when power is first supplied to the IC; there is no reset pin.
The following table shows the respective statuses of various settings after a reset has been performed.
However, from the time when power is first supplied until the first data transfer, keep CE high by pulling it up
to Vcc, etc.
Setting value
MODE
D20/D24
D23/D27
D28
1
1
1
1
0
0
0
0
1
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
D21/D25
Setting value
1
–∞
–7dB
–∞
–7dB
OFF
0dB
0dB
0dB, REAR
D29
D32
1
1
0
0
1
1
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
0
D22/D26
D30
1
0
1
0
1
0
1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
– 11 –
D31
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
CXA1946AQ/AR