-66-
IC DESCRIPTION -1/1 (LC876764A-50E9) -1/2
Pin No.
Pin Name
I/O
Description
1
I-DISH
I
CD turntable photo sensor input
.
2
O-LED_STB
O
STB output for shift register.
3
I-STEREO
I
TUNER stereo input.
4
I-RDS_DATA
–
Not connected.
5
O-DSC/O-DATA
O
FRONT • MAIN IC data output.
6
O-CLK
O
FRONT • MAIN IC clock output.
7
O-CLK_SFT
O
MICON clock shift output.
8
O-CLK_FUNC
O
FUNCTION IC clock output.
9
I-IFC
I
TUNER IF count serial data input.
10
O-BIAS
O
DECK BIAS output.
11
RESET
–
System reset input.
12
I-TM_BASE
I
Reference clock input for timer watch.
13
I-SPEANA
I
Input spectrum analyzer data input.
14
VSS1
–
GND
15
X1
I
9.43MHz oscillator circuit .
16
X2
O
9.43MHz oscillator circuit.
17
VDD1
–
VDD
18
I-HOLD
I
Power failure detected input.
19
I-TRE
I
Rotary encoder TREBLE input.
20
I-BAS
I
Rotary encoder BASS input.
21
I-VOL
I
Rotary encoder VOLUME input.
22
I-JOG
I
Rotary encoder JOG input.
23
I-MIC
I
MIC input for the vocal fader.
24
I-CDSW
I
CD mechanical switch A/D converter input.
25
I-KEY1
I
KEY1 input.
26
I-KEY2
I
KEY2 input.
27
I-KEY3
I
KEY3 input.
28
I-RDS_CLK
–
Not connected.
I
System remote control signal input.
FL grid output G1 ~ G13.
FL segment output G1 ~ G3.
VDD
FL segment output G4 ~ G7.
GND
FL segment output G8 ~ G13.
58
P14/SPEANA_C
O
FL segment output G14/SPEANA IC C output.
59
P15/SPEANA_B
O
FL segment output G15/SPEANA IC B output.
60
P16/SPEANA_A
O
FL segment output G16/SPEANA IC A output.
61
P17/RDS
O
FL segment output G17.
62
P18/OIRT
O
FL segment output G18.
63
P19/SW
O
FL segment output G19.
64
P20/AM9K
I/O
FL segment output G20/AM9K diode input.
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299