CXA2550M/N
Pin
No.
Symbol
I/O
Equivalent circuit
Description
12 FE_BIAS I
32k
164k
12
24p
174k
10µ
Bias adjustment pin for inverted side
of focus error amplifier.
13 FE
O
13
24p
Focus error amplifier output pin.
174k
300µ
14 RFM
I
147
14
2k
2k
850
1m
RF amplifier inverted side input pin.
RF amplifier gain is determined by
the resistor connected between this
pin and RFO pin.
15 RF O
O
147
15
60k
1m
RF amplifier output pin.
–4–