Sharp LC-32DH500 Service Manual page 30

LC-32DH500
2. Detailed ICs Information, DUNTKF261WE (Main Unit)
2.1. IC201 (MSB1220LQFP)
2.1.1. Block Diagram
RF_AGC
IF_AGC
ZIF_I
ZIF_Q
Video SAW
Tuner
Audio SAW
24MHz
24MHz
I2CM_SDA
I2CM_SCL
2.1.2. Pin Description
Power Pins
Pin Name Pin Type
AVDD_33 3.3V Power
VDDC 1.2V Power
GND Ground
Misc. Interface
Pin Name Pin Type
EXTRSTN Input w/ 5V-Tolerant
IF_AGC Output
RF_AGC Output
RF/IF
AGC
11-bit
ADC x 2
VIF
Front End
OSC
& PLL
Function
Analog Power
Digital Core Power
Ground
Function
Chip Reset; Low Reset
IF AGC
RF AGC
DVBT
DEMOD
VIF DBB
DEMOD
8051 DAC
I2C
30
MPEG TS Out
MPEG
SSIFO
CVBSOUT
I2CS_SDA
I2CS_SCL
Pin
2, 7, 14,
18, 26
32, 47
1, 5, 13,
15, 23,
28, 33
Pin
29
27
48