Datasheet

AD5425 Data Sheet
Rev. C | Page 4 of 24
Parameter Min Typ Max Unit Conditions/Comments
Digital THD Clock = 1 MHz, V
REF
= 3.5 V, C
COMP
= 1.8 pF
50 kHz f
OUT
70 dB
20 kHz f
OUT
73 dB
Output Noise Spectral Density 25 nV√
Hz
@ 1 kHz
SFDR Performance (Wide Band)
Clock = 2 MHz , V
REF
= 3.5 V
50 kHz f
OUT
67 dB
20 kHz f
OUT
68 dB
SFDR Performance (Narrow Band) Clock = 2 MHz, V
REF
= 3.5 V
50 kHz f
OUT
73 dB
20 kHz f
OUT
75 dB
Intermodulation Distortion 79 dB f
1
= 20 kHz, f
2
= 25 kHz, clock = 2 MHz,
V
REF
= 3.5 V
POWER REQUIREMENTS
Power Supply Range
2.5
5.5
V
I
DD
0.6 µA T
A
= 25°C, logic inputs = 0 V or V
DD
0.4 5 µA Logic inputs = 0 V or V
DD
, T = −40°C to +125°C
Power Supply Sensitivity 0.001 %/% ΔV
DD
= ±5%
1
Guaranteed by design and characterization, not subject to production test.