cxa1646q Sony Electronics, cxa1646q Datasheet - Page 18

• Manufacturer Part Number: cxa1646q
• Description: Electronic Volume
• Manufacturer: Sony Electronics

• TONE CONTROL
The tone control function achieves the necessary frequency characteristics by passing through LPF and HPF
shown below.
The resistor is built in the IC so that f
LPF
HPF
I/f
I/f
L
H
= 2
= 2
C
C
TCLC12
TCHC
R
3
(R
3
//R
f
L
C
4
R4
8k
)
TCLC12
L
and f
AGND
10k
10k
H
AGND AGND
are set by selecting C
AGND
10k
– 18 –
R3
8k
R3
5k
C
TCHC
AGND
10k
8k
TLC12
8k
and C
f
H
TCHC
.
CXA1646Q/CXA1767Q