CXA1782CQ/CR
Pin
No.
Symbol
I/O
Equivalent circuit
Description
147
17
ISET
I
17
Setting pin for Focus search, Track
jump, and Sled kick current.
19
20
21
22
CLK
XLT
DATA
XRST
I
15µ
Serial data transfer clock input from
CPU. (no pull-up resistance)
Latch input from CPU.
(no pull-up resistance)
Serial data input from CPU.
(no pull-up resistance)
Reset input; resets at Low.
(no pull-up resistance)
I
I
I
19
20
21
22
147
1k
23
C. OUT
O
20k
147
23
24
Track number count signal output.
24
SENS
O
100k
Outputs FZC, DFCT, TZC, gain,
balance, and others according to
the command from CPU.
20k
25
FOK
O
147
25
40k
Focus OK comparator output.
100k
26
CC2
I
147
28
147
27
Input for the DEFECT bottom hold
output with capacitance coupled.
27
CC1
O
DEFECT bottom hold output.
147
26
28
CB
I
Connection pin for DEFECT bottom
hold capacitor.
–5–
SONY [ SONY CORPORATION ]
