CXA3050M
I2C Interface Data Format
Modulator Address
1
1
0
0
1
0
0
R/W
X
ask
ask
over
mod
Data 1
PD
ADJ1
ADJ0
S1
S0
X
Data 2
Data 3
Data 4
M12
M4
X
M11
M3
M10
M2
M9
M1
M8
M0
M7
MD2
PS2
M6
MD1
PS1
M5
MD0
PS0
ask
ask
ask
NIC
FM2
FM1
FM0
Sound Carrier Course Adjust
Sound Carrier
TV System
(Pre-emphasis)
S1
S0
Frequency
4.5MHz
5.5MHz
6.0MHz
6.5MHz
0
0
1
1
0
1
0
1
NTSC
PAL
PAL
PAL
Sound Carrier Fine Adjust
on chip
capacitance
ADJ1
ADJ0
df Adjust
0
0
1
1
0
1
0
1
–f
Normal
+f
6.4pF
3.2pF
1.6pF
0
+f
PD
RF Power on (RF Amp & OSC)
Over Modulation Test
1 bit
OVM
1 bit
13 bits
2 bits
2 bits
3 bits
3 bits
3 bits
1 bit
M12–MO
S1–S0
Main divider control data
Sound carrier frequency selection
ADJ1–ADJ0 Sound carrier frequency adjust (0 to 6.4RF)
MD2–MD0
PS2–PS0
FM
Modulation Depth
Picture/Sound control
FM deviation adjust
Nicam Enable
NIC
M12
MO
LSB
Main UHF PLL Divider
8191 to 2
MSB
Video Carrier frequency calculated from = 125 (M + 2) kHz
– 4 –
SONY [ SONY CORPORATION ]
