AD5429 Analog Devices, AD5429 Datasheet - Page 13

• Manufacturer Part Number: AD5429
• Description: Dual 8-Bit, High Bandwidth, Multiplying DAC with Serial Interface
• Manufacturer: Analog Devices

Specifications of AD5429

• Resolution (bits): 8bit
• Dac Update Rate: 2.47MSPS
• Dac Settling Time: 30ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Ser,SPI

Figure 32. Narrow-Band Spectral Response, f
–100
–100
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–20
–40
–60
–80
20
Figure 33. Narrow-Band SFDR, f
0
0
0
250
50
Figure 31. Wideband SFDR, f
0
0.5
300
60
1.0
350
70
400
1.5
80
FREQUENCY (MHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
2.0
450
90
100
OUT
500
2.5
OUT
= 50 kHz, Clock = 10 MHz
= 100 kHz, Clock = 25 MHz
110
3.0
550
OUT
= 500 kHz, Clock = 25 MHz
120
3.5
600
T
V
AMP = AD8038
65k CODES
T
V
AMP = AD8038
65k CODES
T
V
AMP = AD8038
65k CODES
A
DD
A
A
DD
130
DD
650
4.0


= 25°C
= 25°C
= 25°C
= 5V
= 3V
= 3V
140
4.5
700
150
750
5.0
Rev. D | Page 13 of 28
Figure 34. Narrow-Band IMD, f
–100
–100
Figure 35. Wideband IMD, f
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
300
250
200
150
100
50
0
0
0
100
70
0
75
50
ZERO SCALE LOADED TO DAC
Figure 36. Output Noise Spectral Density
MIDSCALE LOADED TO DAC
80
FULL SCALE LOADED TO DAC
100
85
AD5429/AD5439/AD5449
1k
150
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (Hz)
90
OUT
OUT
= 90 kHz, 100 kHz, Clock = 25 MHz
= 90 kHz, 100 kHz, Clock = 10 MHz
200
95
100
250
10k
105
300
T
V
AMP = AD8038
65k CODES
T
V
AMP = AD8038
65k CODES
T
AMP = AD8038
A
A
DD
110
DD
A


= 25°C
= 25°C
= 25°C
= 3V
= 5V
350
115
100k
120
400