Read Sharp LC-46X8E Service Manual online
LC-46X8E/S/RU
5 – 4
1.3. IC1402 (VHiR2S15502-1Y)
1.3.1 Block Diagram
1.3.2 Pin Connections and short description
4, 6, 10, 11,
12, 13, 17,
19, 39, 41,
43, 48, 61, 63
12, 13, 17,
19, 39, 41,
43, 48, 61, 63
NC
—
Unconnected pins.
Pin No.
Pin Name
I/O
Pin Function
1
AVSS
—
0V Power Supply for Analog Core
2
AVDD
—
3.3V Power Supply for Analog Core
3
SIF
I
Sound IF Input
4
VREF1
—
ADC Voltage Reference 1
5
VREF2
—
ADC Voltage Reference 2
6
TEST
I
Test pin
7
XI
I
Crystal Oscillator Input
8
XO
O
Crystal Oscillator Output
9
IVDD
—
3.3V Power Supply for I/O Buffer
10
IVSS
—
0V Power Supply for I/O Buffer
11
DVSS
—
0V Power Supply for Logic Core
12
DVDD
—
1.5V Power Supply for Logic Core
13
DACCLK
I/O
DAC Clock
14
BCK
I/O
Bit Clock
15
LRCK
I/O
LR Clock
16
SD0
O
Digital Output for External DAC
17
SDI
I
Digital Input for Internal DAC
18
SDA
I/O
I2C bus Serial Data
19
SCL
I
I2C bus Serial Clock
20
STATUS
I/O
PLL Setting / Status Signal
21
RESET
I
Hardware Reset (Active low)
22
ROUT
O
Rch Analog Output
23
VCOM
—
DAC Voltage Reference
24
LOUT
O
Lch Analog Output
Pin No.
Pin Name
I/O
Pin Function
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