CXA2570N
Pin
No.
Symbol
I/O
—
Equivalent circuit
—
Description
Power supply.
17
VCC
20k
Sets the RFAC low-frequency
gain.
18
RFG
BST
VFC
RFC
I
I
I
I
18
VC
100µA
50µA
Input for adjusting the
equalizer circuit boost amount.
20k
19
20
21
19
VC
Input for adjusting the
equalizer circuit boost
frequency with the control
voltage.
20k
20
VC
100µA
1.0V
Input for adjusting the
equalizer circuit boost
frequency with external
resistance.
124
21
150k
25
(VCC + GND)/2 voltage output.
22
22
VC
O
150k
RFDC amplifier output. This
pin serves as the eye pattern
check point.
23
24
RFDC
RFDCI
O
I
1mA
23
1.5k
124
VC
RFDC amplifier gain
124
adjustment. The gain is
adjusted by the external
resistance value connected
between this pin and Pin 23.
24
– 6 –
SONY [ SONY CORPORATION ]
