AD9959BCPZ Analog Devices Inc, AD9959BCPZ Datasheet - Page 13

• Manufacturer Part Number: AD9959BCPZ
• Description: IC DDS QUAD 10BIT DAC 56LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD9959BCPZ

• Resolution (bits): 10 b
• Design Resources: Phase Coherent FSK Modulator (CN0186)
• Master Fclk: 500MHz
• Tuning Word Width (bits): 32 b
• Voltage - Supply: 1.71 V ~ 1.96 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 56-LFCSP
• Sampling Rate: 500MSPS
• Input Channel Type: Serial
• Supply Voltage Range - Analog: 1.71V To 1.89V
• Supply Current: 160mA
• Digital Ic Case Style: CSP
• Data Interface: Serial, SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

75.1 MHz, 100.3 MHz; f
Figure 16. Residual Phase Noise (SSB) with f
Figure 17. Residual Phase Noise (SSB) with f
Figure 18. Residual Phase Noise (SSB) with f
75.1 MHz,100.3 MHz; f
75.1 MHz, 100.3 MHz; f
–100
–110
–120
–130
–140
–150
–160
–170
–100
–110
–120
–130
–140
–150
–160
–170
–100
–110
–120
–130
–140
–150
–160
–170
–70
–80
–90
–70
–80
–90
10
10
10
75.1MHz
40.1MHz
100
100
100
40.1MHz
40.1MHz
100.3MHz
CLK
15.1MHz
CLK
CLK
FREQUENCY OFFSET (Hz)
FREQUENCY OFFSET (Hz)
= 500 MHz with REFCLK Multiplier Bypassed
FREQUENCY OFFSET (Hz)
15.1MHz
1k
1k
15.1MHz
= 500 MHz with REFCLK Multiplier = 20×
= 500 MHz with REFCLK Multiplier = 5×
1k
100.3MHz
75.1MHz
10k
10k
10k
75.1MHz
100.3MHz
OUT
OUT
OUT
100k
100k
100k
= 15.1 MHz, 40.1 MHz,
= 15.1 MHz, 40.1 MHz,
= 15.1 MHz, 40.1 MHz,
1M
1M
1M
10M
10M
10M
Rev. B | Page 13 of 44
Figure 19. Channel Isolation at 500 MSPS Operation; Conditions are Channel
Figure 20. Power Dissipation vs. Reference Clock Frequency vs. Channel(s)
of Interest Fixed at 110.3 MHz, the Other Channels Are Frequency Swept
–60
–65
–70
–75
–80
–85
600
500
400
300
200
100
–45
–50
–55
–60
–65
–70
–75
0
500
4 CHANNELS ON
2 CHANNELS ON
1 CHANNEL ON
25.3
1.1
Figure 21. Averaged Channel SFDR vs. f
450
50.3
FREQUENCY OF COUPLING SPUR (MHz)
REFERENCE CLOCK FREQUENCY (MHz)
400
15.1
75.3
350
3 CHANNELS ON
Power On/Off
SEPARATE DAC POWER PLANES
40.1
SINGLE DAC POWER PLANE
100.3
f
300
OUT
(MHz)
125.3
250
75.1
SFDR AVERAGED
200
150.3
100.3
150
175.3
OUT
100
AD9959
200.3
200.3
50