cxd2816r Sony Electronics, cxd2816r Datasheet - Page 2

• Manufacturer Part Number: cxd2816r
• Description: Dvb-s2/s Standard Digital Satellite Broadcast Demodulator Ic Achieves The Industry?s Top Level Of Performance And Low Power Consumption
• Manufacturer: Sony Electronics

Ref -37 dBm
Peak
Log
10
dB/
W1 S2
S3 FC
Center 1.318 GHz
#Res BW 300 kHz
Figure 3 (a)
Figure 1
Figure 2
Figure 4
AA
1e+00
Agilent 10:38:57 Nov 21, 2008
1e-01
1e-02
1e-03
1e-04
1e-05
1e-06
1e-07
1e+00
RF block
1e-01
1e-02
1e-03
1e-04
1e-05
1e-06
1e-07
Satellite
(This clock is provided
2
5
Phase Noise DVB-S2 8PSK 3/5 Pilot ON 23.3037 Msps
Aggregate 1 (typical)
Aggregate 2 (critical)
by the RF block)
Frequency→
Reference clock
3
Block Diagram
Multipath Examples
Phase Noise Resistance (DVB-S2)
#Atten 10 dB
Multipath DVB-S QPSK 3/4 21.096 Msps
5.2
Multipath Resistance (DVB-S)
4
#VBW 1 kHz
Carrier to noise ratio [dB]
Carrier to noise ratio [dB]
Oscillator operate/stop control
100 Hz
–25
–25
5
5.4
1 kHz
AWGN ONLY
–50
–50
CRITICAL Phase Noise
TYPICAL Phase Noise
MULTIPATH Model A
MULTIPATH Model B
6
Sweep 216.6 ms (401 pts)
10 kHz
–73
–73
OSC
5.6
7
100 kHz
AWGN ONLY
AWGN ONLY
Span 80 MHz
–93
–85
DiSEqC
I
2
ADC
ADC
AGC
C bus
8
1 MHz
–103
–103
5.8
Clock
PLL
>10 MHz
9
–114
–114
10
6
General-purpose
Ref -37 dBm
Peak
Log
10
dB/
W1 S2
S3 FC
Center 1.318 GHz
#Res BW 300 kHz
Imbalance
AA
correction
Agilent 10:21:19 Nov 21, 2008
7-bit I/O
GIO
Demodulator
8PSK/QPSK
Adaptive
#Atten 10 dB
EQ
General-purpose
#VBW 1 kHz
PWM output
Phase noise
GDA
canceller
Sweep 216.6 ms (401 pts)
DVB-S
Model A
Figure 3 (b)
Table 1
1e+00
1e-01
1e-02
1e-03
1e-04
1e-05
1e-06
1e-07
No frequency offset
Frequency offset: ±5 MHz
Span 80 MHz
decoding
decoding
Symbol rate
Symbol rate
DVB-S2
Viterbi
LDPC
DVB-S
5
20 Msps
20 Msps
Multipath DVB-S2 8PSK 3/5 Pilot ON 23.3037 Msps
Sync Acquisition Time
(Compared to other Sony products)
5.2
Multipath Resistance (DVB-S2)
decoding
decoding
BCH
RS
Ref -37 dBm
Peak
Log
10
dB/
W1 S2
S3 FC
Center 1.318 GHz
#Res BW 300 kHz
Carrier to noise ratio [dB]
AA
Mod / code rate
Mod / code rate
Agilent 10:37:44 Nov 21, 2008
QPSK 1/2
QPSK 7/8
QPSK 1/2
QPSK 7/8
5.4
monitor
I
Status
2
C bus
output
control
MULTIPATH Model A
MULTIPATH Model B
TS
#Atten 10 dB
5.6
AWGN ONLY
#VBW 1 kHz
CXD2816R
CXD2816R
13.5 [ms]
13.5 [ms]
5.8
16 [ms]
16 [ms]
TS output
TS error
Lock flag
I
2
C bus
Sweep 216.6 ms (401 pts)
6
Model B
CXD2810GG
CXD2810GG
Span 80 MHz
210 [ms]
175 [ms]
80 [ms]
70 [ms]