CXA1782CQ/CR
Pin
No.
Symbol
SRCH
I/O
Equivalent circuit
Description
147
External time constant setting pin for
generating focus servo waveform.
8
8
I
11µ
50k
110k
82k
External time constant setting pin for
switching tracking high-frequency
gain.
20k
9
I
I
I
I
I
I
TGU
9
External time constant setting pin for
switching tracking high-frequency
gain.
10
10
11
12
14
15
TG2
470k
2µ
High cut-off frequency setting pin for
focus and tracking phase
compensation amplifier.
147k
11
FSET
TA_M
SL_P
SL_M
15k
15k
100k
147
12
Tracking amplifier inverted input.
Sled amplifier non-inverted input.
Sled amplifier inverted input.
11µ
147
14
147
15
22µ
– 4 –
ETC [ ETC ]
