Datasheet

Data Sheet AD5426/AD5432/AD5443
Rev. G | Page 13 of 24
03162-037
FREQUENCY (Hz)
5000 50 100 150 200 250 300 350 400 450
SFDR (dB)
0
–20
–30
–10
–
40
–
50
–60
–70
–80
–90
–100
T
A
= 25
°C
V
REF
= 3.5V
AD8038 AMPLIFIER
AD5443
Figure 36. Wideband SFDR fOUT = 20 kHz, Update = 1 MHz
03162-038
FREQUENCY (Hz)
7525 30
35 40 50 5545
60 65
70
SFDR (dB)
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–
100
T
A
= 25°
C
V
REF
= 3.5V
AD8038 AMPLIFIER
AD5443
Figure 37. Narrowband (±50%) SFDR fOUT = 50 kHz, Update = 1 MHz
03162-039
FREQUENCY (Hz)
3010 14 16 1812 20 22 24 26 28
SFDR (dB)
0
–20
–30
–
10
–40
–
50
–
60
–70
–80
–90
–100
T
A
= 25
°
C
V
REF
= 3.5V
AD8038 AMPLIFIER
AD5443
Figure 38. Narrowband (±50%) SFDR fOUT = 20 kHz, Update = 1 MHz
03162-040
FREQUENCY (Hz)
3510 15 2520 30
dB
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
T
A
= 25°C
V
REF
= 3.5V
AD8038 AMPLIFIER
AD5443
Figure 39. Narrowband (±50%) IMD fOUT = 20 kHz, 25 kHz, Update = 1 MHz