Video ICs
BH7775K
•Input / Output circuits
Equivalent circuits for the control and input / output circuits - (1)
TUNER L, R, M (4, 3, 5pin)
LINE1 L / R, LINE2 L / R (61, 60, 63, 62pin)
– 2.0V
4
[3, 5pin]
47k
2.0V
Vcc
VEE
GND
61
[60, 63,
62pin]
– 2.0V
60.2k
2.0V
30k
Vcc
VEE
GND
BS L, R (2, 1pin)
2
[1pin]
– 2.0V
22.8k
2.0V
47k
MIX OUT (52pin)
Vcc
VEE
GND
LINE OUT (54, 53pin)
50
25k 330
10.13k
50
Vcc
[53pin]
54
26k
30k
VEE
GND
FM REC OUT (28pin)
200
52
200
5k
47k
Vcc
VEE
GND
200
200
8k
5p
Vcc
28
VEE
GND
6