5-3
RDR-GX220/GX330
Pin No.
Pin name
I/O
Function
104
TU_G_MAX_1
I
Input of tuner gain signal
105
VREF
I
Power supply input (Analog 5V)
106
AVCC
—
Power supply input (Analog 5V)
107
TEST3_CONT
O
Not used
108
START
I
Fixed at “H”
109
SYNCIN
I
Input composite video signal
110
SVREF
I
When slice the vertical synchronous signal input slice power
111
TEST2
I
Fixed at GND
112
VDD3
—
Power supply input (Analog 5V)
113
CVIN1
I
Input of component video signal
114
VSS3
—
Analog GND
115
TEST3
I
Fixed at “L”
116
TU_AFT1
I
Input of tuner ATF control signal