AD5203
–6– REV. 0
–Typical Performance Characteristics
R
W
(20mV/DIV)
CS
(5V/DIV)
TIME 500ns/DIV
Figure 11. One Position Step Change
at Half-Scale (Code 1F
H
to 20
H
)
OUTPUT
CS
TIME 5
s/DIV
Figure 14. Large Signal Settling Time
0
–50
10 100 1M
1k 10k 100k
–10
–20
–30
–40
GAIN – dB
FREQUENCY – Hz
CODE = 3F
H
20
H
10
H
08
H
04
H
02
H
01
H
V
DD
= +5V
T
A
= +258C
5dB/DIV
Figure 17. 100 k
Ω
Gain vs. Frequency
vs. Code
0
–50
10 100 1M
1k 10k 100k
–10
–20
–30
–40
10M
GAIN – dB
FREQUENCY – Hz
T
A
= +258C
SEE TEST CIRCUIT FIGURE 32
CODE = 3F
H
20
H
10
H
08
H
04
H
02
H
01
H
Figure 12. Gain vs. Frequency for
R = 10 k
Ω
FREQUENCY – Hz
THD + NOISE – %
10
0.001
10 100k100 1k 10k
1
0.1
FILTER = 22kHz
V
DD
= +5V
T
A
= +258C
R
AB
= 10kV
0.01
SEE TEST CIRCUIT FIGURE 31
SEE TEST CIRCUIT FIGURE 30
Figure 15.␣ Total Harmonic Distortion
Plus Noise vs. Frequency
0
–0.5
10 100 1M
1k 10k 100k
–0.1
–0.2
–0.3
–0.4
NORMALIZED GAIN FLATNESS – 0.1dB/DIV
FREQUENCY – Hz
–0.6
–0.7
–0.8
–0.9
–1.0
V
DD
= +5V
CODE = 3F
H
T
A
= +258C
SEE TEST CIRCUIT FIGURE 32
R
AB
= 10kV
R
AB
= 100kV
Figure 18. Normalized Gain Flat-
ness vs. Frequency
HOURS OF OPERATION @ 1508C
DR
WB
RESISTANCE – %
0.75
–0.75
0 100 600
200 300 400 500
0.5
0.25
0
–0.25
–0.5
V
DD
= +5V
CODE = 3F
H
SS = 77 UNITS
AVG –2 S
AVG +2 S
AVG
␣␣␣␣ Figure 13. Long-Term Drift
Accelerated by Burn-In
V
OUT
(20mV/DIV)
TIME 100ns/DIV
Figure 16. Digital Feedthrough vs.
Time
10
1
0.1
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
INPUT LOGIC VOLTAGE – Volts
I
DD
SUPPLY CURRENT – mA
V
DD
= +5.0V
V
DD
= +3.0V
0.01
Figure 19. Supply Current vs. Logic
Input Voltage
