-44-
Pin Name
I/O
Description
Pin No.
44
I-SPEANA_1
I
A/D input for spectrum analyser level display.
45
I-SPEANA_2
I
A/D input for spectrum analyser level display.
46
I-SPEANA_3
I
A/D input for spectrum analyser level display.
47
I-KEY 1
I
Key A/D input 1.
48
I-KEY 2
I
Key A/D input 2.
49
I-TU_SIG
I
Tuner RDS signal input. (Connected to GND through a resistor)
50
AVSS
ñ
GND.
51
O-BIAS
O
Bias output.
52
O-CD_CE
O
CD chip enable output.
53
O-CD_CLK
O
CD serial clock output.
54
O-CD_DATA
O
CD serial data output.
55
O-CLK
O
PLL clock output for LC72131D-N.
56 ~ 59
NC
ñ
Not connected.
60
I-CAM2
I
DECK2 cam switch input.
61
I-CAM1
I
DECK1 cam switch input.
62 ~ 70
P24 ~ P16
O
FL segment P24 ~ P16 output.
71
P15/AM 10K
O/I
FL segment P15 output / AM 10K data input to diode.
72
P14/KARAOKE
O/I
FL segment P14 output / KARAOKE data input to diode (LH only).
73
P13/LW
O/I
FL segment P13 output / LW data input to diode (not used).
74
P12/SW
O/I
FL segment P12 output / SW data input to diode (not used).
75
P11/OIRT
O/I
FL segment P11 output / OIRT data input to diode (not used).
76
P10/FM WIDE
O/I
FL segment P10 output / FM WIDE data input to diode (not used).
77
P9/R+1
O/I
FL segment P9 output / R+1 data input to diode (not used).
78
P8/DEMO
O/I
FL segment P8 output / DEMO data input to diode (not used).
79
VDD2
ñ
Power supply input.
80
VLOAD
_
Power supply for FL display.
81
P7/ECO-OFF
O/I
FL segment P7 output / ECO-OFF data input to diode (not used).
82 ~ 87
P6 ~ P1
O
FL segment P6 ~ P1 output.
88 ~ 100
G1 ~ G13
O
FL grid G1 ~ G13 output.
IC DESCRIPTION -1/1(
µ
PD780226GF-033-3BA/
µ
PD780228GF-089-3BA)-2/2
d u
p a
t o
r
Содержание NSX-R20 - SERVICE
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