Analog Devices AD9833 Manual page 6

AD9833–Typical Performance Characteristics
5.5
T = 25C
A
5.0
5V
4.5
3V
4.0
3.5
3.0
0 5 10 15
MCLK (MHz)
TPC 1. Typical Current Consumption
vs. MCLK Frequency
–40
VDD = 3V
T = 25C
A
–45
–50
SFDR dB MCLK/7
–55
–60
SFDR dB MCLK/50
–65
–70
5 7 9 11 13 15 17 19 21 23 25
MCLK FREQUENCY (MHz)
TPC 4. Wideband SFDR vs.
MCLK Frequency
1000
950
900
2.3V
850
800
750
5.5V
700
650
600
550
500
–40 25
TEMPERATURE (C)
TPC 7. Wake-Up Time vs.
Temperature
5.5
T = 25C
A
5.0
4.5
4.0
3.5
3.0
1 10
20 25
TPC 2. Typical I
f = 25 MHz
MCLK
0
VDD = 3V
–10 T = 25C
A
–20
–30
MCLK 10MHz
–40
–50
MCLK 1MHz
–60
–70
–80
–90
0.001 0.01
TPC 5. Wideband SFDR vs.
f /f for Various MCLK
OUT MCLK
Frequencies
1.250
1.225
1.200
1.175
1.150
1.125
1.100
105
–40
TPC 8. V
REFOUT
5V
3V
100 1k 10k 100k 1M
f
(Hz)
OUT
vs. f for
DD OUT
MCLK 18MHz
MCLK 25MHz
0.1 1 10 100
f f
/
OUT MCLK
UPPER RANGE
LOWER RANGE
25 105
TEMPERATURE (C)
vs. Temperature
–6–
–60
AVDD = 3V
T = 25C
A
–65
–70
–75
SFDR dB MCLK/7
SFDR dB MCLK/50
–80
–85
–90
0 5 10 15
MCLK FREQUENCY (MHz)
TPC 3. Narrow-Band SFDR
vs. MCLK Frequency
–40
T = 25C
A
VDD = 3V
–45
f
= MCLK/4096
OUT
–50
–55
–60
–65
–70
1.0 5.0 10
MCLK FREQUENCY (MHz)
TPC 6. SNR vs. MCLK Frequency
20 25
12.5
25
REV. A