CXA2559Q
(Ta = 25°C, VCC = 8.0V, DVCC = 5.0V)
I/O
I/O resis-
tance
Typical pin voltage
Pin
No.
Symbol
Equivalent circuit
Description
DC
AC
Vcc
Resistance for
setting the
reference current.
(Connects 18kΩ
between DIREF
pin and GND for
the standard
147
25 DIREF
1.2V
—
—
—
25
setting.)
GND
Vcc
—
I
26
—
—
—
Ground.
GND
0.0V
4.0V
Playback
equalizer amplifier
feedback.
31
40
PBFB2
PBFB1
–70dBm
Playback
equalizer amplifier
input.
(REVERSE head
connected)
32
39
34
37
150
150
32 PBRIN2
39 PBRIN1
31
40
50p
50p
–70dBm
—
—
4.0V
0.0V
I
Playback
equalizer amplifier
input.
(FORWARD head
connected)
34 PBFIN2
37 PBFIN1
GND
Playback
equalizer amplifier
ground.
33
PBGND
38
—
—
(Connect to GND.)
Vcc
30k
147
45k
VGS
Center.
(Vcc/2 output)
35 VCT
4.0V
—
O
—
35
×1
30k
GND
– 6 –
SONY [ SONY CORPORATION ]
