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