Datasheet

AD8476 Data Sheet
Rev. B | Page 14 of 24
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
100 1k 10k 100k 1M
HARMONIC DISTORTION (dBc)
FREQUENCY (Hz)
HD2 (SINGLE-ENDED INPUT)
HD3 (SINGLE-ENDED INPUT)
HD2 (DIFFERENTIAL INPUT)
HD3 (DIFFERENTIAL INPUT)
10195-139
Figure 41. Harmonic Distortion vs. Input Drive
–80
–120
–115
–110
–105
–100
–95
–90
–85
10 1k100 10k 100k
THD + N (dB)
FREQUENCY (Hz)
10195-053
V
OUT
= 2V p-p
V
OUT
= 4V p-p
V
OUT
= 8V p-p
Figure 42. Total Harmonic Distortion + Noise vs. Frequency
1µs/DIV
10195-037
1V/DIV
200µV/DIV
0.01%/DIV
Figure 43. Settling Time to 0.01% of 2 V Step
40
–40
–35
–30
–25
–20
–15
–10
–5
0
5
10
15
20
25
30
35
–1.0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 1.0
ERROR (ppm)
OUTPUT VOLTAGE (V)
10195-200
V
S
= ±5V
Figure 44. Gain Nonlinearity
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
100 1k 10k 100k 1M
SPURIOUS-FREE DYNAMCIC RANGE (dBc)
FREQUENCY (Hz)
10195-049
V
S
= 5V, R
L
= 2kΩ
V
S
= 5V, R
L
= NO LOAD
Figure 45. Spurious-Free Dynamic Range vs. Frequency at Various Loads
2µs/DIV
10195-100
1V/DIV
20µV/DIV
0.001%/DIV
Figure 46. Settling Time to 0.001% of 2 V Step