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IC, HD6433863A71W
Pin No.
Pin Name
1
BATT-LEVEL
2
AVSS
3
X1
4
X2
5
VSS
6
XTAL2
7
XTAL1
8
TEST
9
RESET
10
DSL1
11
DSL2
12
BEEP
13
CLK-SIFT
14
PLL-DI
15
WAKE-UP
16
PLL-DO
17
PLL-CE
18
TUNER-ON
19
PLL-CLK
20
VOL-CE
21
VOL-CLK
22
VOL-DO
23
TU-ON
24 ~ 25
NC
26
CVCC
27
VSS
28 ~ 31
V3 ~ V0
32
VCC
33 ~ 36
COM0 ~ COM3
37
CD-CLK
38
CD-RXD
39
CD-TXD
40
CD-CE
41
CD-IN
42
CD-ON
43
MUTE
44
P-OFF
45 ~ 61
SEG0 ~ SEG16
62, 63
NC
64
SEG17
65 ~ 68
NC
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I/O
I
BATT level input for battery level indication.
–
Analog GND.
–
Connected to GND.
–
Not used.
–
GND.
O
Connection terminal to oscillator terminal.
I
Connection terminal to oscillator terminal.
–
Test pin. (Connected to GND)
I
Reset input.
O
DSL out 1 output.
O
DSL out 2 output.
O
BEEP output.
O
Clock shift output.
I
PLL data input.
I
Wake up input pin for key.
O
PLL data output.
O
PLL chip enable output.
O
"L" output when tuner is ON.
O
PLL clock output.
O
Volume IC chip enbale output. (Not used)
O
Volume IC clock output. (Not used)
O
Volume IC data output. (Not used)
O
Tuner power supply ON/OFF output.
–
Not connected.
–
Power supply for CPU.
–
GND.
–
+B for LCD.
–
Power supply.
O
LCD common output 0 ~ 3.
O
CD clock output.
I
CD data input.
O
CD data output.
O
CD IC chip enbale output.
I
CD-ACTIVE input.
O
"H" output when CD is ON.
O
"L" output when mute.
O
"L" output when power OFF.
O
LCD segment 0 ~ 16 output.
–
Not connected.
O
LCD segment 17 output.
–
Not connected.
– 22 –
Description
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