CXA2542AQ
Pin
No.
I/O
I
Symbol
VCC
Equivalent circuit
Description
17
Positive power supply.
VCC
17
Serial data transfer clock input from
CPU. (no pull-up resistance)
I
I
18
CLK
20µ
147
1k
18
20
Serial data input from CPU.
(no pull-up resistance)
20
DATA
Latch input from CPU.
(no pull-up resistance)
XLT
I
I
19
21
20µ
147 4k
19
21
2.5p
Reset input; resets at Low.
(no pull-up resistance)
XRST
O
O
22
23
C. OUT
SENS1
Track number count signal output.
20k
Outputs FZC, DFCT1, TZC, BALH,
TGH, FOH, ATSC, and others
according to the command from CPU.
22
23
24
147
Outputs DFCT2, MIRR, BALL, TGL,
FOL, and others according to the
command from the CPU.
100k
24
SENS2
O
20k
147
40k
25
O
Focus OK comparator output.
25
FOK
100k
– 5 –
SONY [ SONY CORPORATION ]
