CXA2542AQ
Pin
No.
I/O
Symbol
Equivalent circuit
Description
75k
147
39k
Input for the RF summing amplifier
output with capacitance coupled.
26
CC2
I
26
43k
147
7.6k
Connects the defect bottom hold
capacitor.
28
28
CB
I
240k
29
Connects the MIRR hold capacitor.
MIRR comparator non-inverted
input.
100k
CP
I
29
1.5k
Input for the RF summing amplifier
output with capacitance coupled.
RF_I
30
31
I
147
147
RF summing amplifier output. Eye-
pattern check point.
RF_O
O
30
31
RF summing amplifier inverted
input.
The RF amplifier gain is determined
by the resistance connected
between this pin and RFO pin.
147
32
32
27
RF_M
CC1
I
10k
10k
27
147
RF summing amplifier output.
Used for the defect capacitance
coupling.
O
50µ
147
50µ
External time constant setting pin
during RF level control.
33
I
RFTC
33
10µ
– 6 –
SONY [ SONY CORPORATION ]
