AD5450_15 Datasheet, PDF (14/28 Pages) Analog Devices – 8-/10-/12-/14-Bit High Bandwidth Multiplying DACs with Serial Interface

AD5450/AD5451/AD5452/AD5453
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
10k
T_A = 25°C
V_REF = 3.5V
AD8038 AMPLIFIER
15k
20k
25k
30k
35k
FREQUENCY (Hz)
Figure 40. Narrow-Band IMD, fOUT = 20 kHz, 25 kHz, Clock = 1 MHz
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
0
T_A = 25°C
V_REF = 3.5V
AD8038 AMPLIFIER
100k
200k
300k
FREQUENCY (Hz)
400k
500k
Figure 41. Wideband IMD, fOUT = 20 kHz, 25 kHz, Clock = 1 MHz
Data Sheet
80
T_A = 25°C
AD8038 AMPLIFIER
70
60
FULL SCALE
LOADED TO DAC
50
40
MIDSCALE
30
LOADED TO DAC
20
ZERO SCALE
10
LOADED TO DAC
0
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 42. Output Noise Spectral Density
Rev. G | Page 14 of 28