Analog Devices AD5934, Руководство пользователя, Страница: 10 / 40

AD5934
Rev. A | Page 10 of 40
05
32
5-
0
70
VOLTAGE (V)
0.192 0.194 0.196 0.198 0.200 0.202 0.204 0.206
MEAN = 0.1982
SIGMA = 0.0008
30
0
NUM
BE
R
O
F
D
E
V
ICE
S
25
20
15
10
5
Figure 10. Range 4 Output Excitation Voltage Distribution, VDD = 3.3 V
0.160 0.205
05
32
5-
0
75
VOLTAGE (V)
0.165 0.170 0.175 0.180 0.185 0.190 0.195 0.200
MEAN = 0.1792
SIGMA = 0.0024
30
0
NUM
BE
R O
F
DE
V
ICE
S
25
20
15
10
5
Figure 11. Range 4 DC Bias Distribution, VDD = 3.3 V
15.8
10.8
0 18
0
532
5-
0
88
MCLK FREQUENCY (MHz)
ID
D (
m
A)
15.3
14.8
14.3
13.8
13.3
12.8
12.3
11.8
11.3
AVDD1, AVDD2, DVDD CONNECTED TOGETHER
OUTPUT EXCITATION FREQUENCY = 30kHz
RFB, Z
CALIBRATION
= 100k Ω
2 4 6 8 10 12 14 16
Figure 12. Typical Supply Current (IDD) vs. MCLK Frequency
0.4
–1.0
0 400
0
532
5-
0
28
PHASE (Degrees)
PH
A
SE E
R
R
O
R
(D
eg
re
es
)
0.2
0
–0.2
–0.4
–0.6
–0.8
50 100 150 200 250 300 350
VDD = 3.3V
T
A
= 25°C
f = 32kHz
Figure 13. Typical Phase Error