CXA2542Q
Pin
No.
Symbol
I/O
Equivalent circuit
Description
41 TEO
O
45 TDFCT
I
41
147
15k 32k 15k 6.6k 3k
150k
20k
150k
100k
147
45
3µ
Tracking error amplifier output.
E-F signal is output.
Connects the capacitor for defect
time constant.
42 LPFI
I
147
42
7µ
Comparator input for balance
adjustment.
(Input from TEO through LPF)
43 ATSC
147
I
43
1k
100k
10µ
10µ
100k
Window comparator input for ATSC
detection.
1k
10µ
147
44 TZC
I
44
75k
Tracking zero-cross comparator
input.
–8–