CXA1992BR
Pin
No.
I/O
I
Symbol
CC2
Equivalent circuit
Description
Input for the defect bottom hold
output with capacitance coupled.
28
29
147
147
29
30
Defect bottom hold output.
Connected internally to the
interruption comparator input.
CC1
CB
O
147
43k
28
120k
11k
Connection pin for defect bottom
hold capacitor.
30
I
31
Connection pin for MIRR hold
capacitor.
MIRR comparator non-inverted
input.
100k
1.5k
CP
I
31
Input for the RF summing amplifier
output with capacitance coupled.
RF_I
32
33
I
147
147
RF sunning amplifier output. Eye-
pattern check point.
32
33
RF_O
O
RF summing amplifier inverted
input.
The RF amplifier gain is determined
by the resistance connected
between this pin and RFO pin.
147
34
34
RF_M
I
10k
10k
50µ
147
50µ
External time constant setting pin
during RF level control.
I
RFTC
35
35
10µ
– 6 –
SONY [ SONY CORPORATION ]
