AD9856/PCB Analog Devices Inc, AD9856/PCB Datasheet - Page 8

• Manufacturer Part Number: AD9856/PCB
• Description: BOARD EVAL FOR AD9856
• Manufacturer: Analog Devices Inc
• Type: DDS Modulatorsr

Specifications of AD9856/PCB

• Rohs Status: RoHS non-compliant
• For Use With/related Products: AD9856
• Lead Free Status / RoHS Status: Not Compliant

AD9856
TYPICAL PERFORMANCE CHARACTERISTICS
TYPICAL MODULATED OUTPUT SPECTRAL PLOTS
Figure 3. QPSK at 42 MHz and 2.56 MS/sec; 10.24 MHz External Clock with
Figure 4. 64-QAM at 28 MHz and 6 MS/sec; 36 MHz External Clock with
–16
–24
–32
–40
–48
–56
–64
–72
–80
–16
–24
–32
–40
–48
–56
–64
–72
–80
–8
–8
0
0
0
START 0Hz
START 0Hz
REF LVL
–25dBm
REF LVL
–30dBm
REFCLK Multiplier = 12, CIC = 3, HB3 On, 2× Data
REFCLK Multiplier = 4, CIC = 2, HB3 Off, 3× Data
5MHz/
4MHz/
RBW
VBW
SWT
RBW
VBW
SWT
10kHz
1kHz
10s
10kHz
1kHz
12.5s
RF ATT
UNIT
RF ATT
UNIT
STOP 50MHz
STOP 40MHz
10dB
dBm
10dB
dBm
1AP
1AP
Rev. C | Page 8 of 36
Figure 5. 16-QAM at 65 MHz and 2.56 MS/sec; 10.24 MHz External Clock with
Figure 6. 256-QAM at 38 MHz and 6 MS/sec; 48 MHz External Clock with
–16
–24
–32
–40
–48
–56
–64
–72
–80
–16
–24
–32
–40
–48
–56
–64
–72
–80
–8
–8
0
0
START 0Hz
START 0Hz
REF LVL
–25dBm
REF LVL
–30dBm
REFCLK Multiplier = 18, CIC = 9, HB3 Off, 2× Data
REFCLK Multiplier = 4, CIC = 2, HB3 Off, 4× Data
8MHz/
5MHz/
RBW
VBW
SWT
RBW
VBW
SWT
10kHz
1kHz
20s
10kHz
1kHz
12.5s
RF ATT
UNIT
RF ATT
UNIT
STOP 80MHz
STOP 50MHz
10dB
dBm
10dB
dBm
1AP
1AP