AD5390/AD5391/AD5392
Data Sheet
Rev. E | Page 10 of 44
AD5390-3/AD5391-3/AD5392-3 AC CHARACTERISTICS
AVDD = 2.7 V to 3.6 V; DVDD = 2.7 V to 5.5 V; AGND = DGND = 0 V; CL = 200 pF to AGND.
Table 5.
Parameter
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
Output Voltage Settling Time
scale to scale change settling to ±1 LSB
AD5390/AD5392
3
s typ
Boost mode off, CR11 = 0
8
s max
Boost mode off, CR11 = 0
AD5391
3
s typ
Boost mode off, CR11 = 0
8
s max
Boost mode on, CR11 = 1
2.5
V/s typ
Boost mode on
1.5
V/s typ
Boost mode off, CR11 = 0
Digital-to-Analog Glitch Energy
12
nV-s typ
Glitch Impulse Peak Amplitude
15
mV typ
Channel-to-Channel Isolation
100
dB typ
DAC-to-DAC Crosstalk
1
nV-s typ
Digital Crosstalk
0.8
nV-s typ
Digital Feedthrough
0.1
nV-s typ
Effect of input bus activity on DAC output under test
OUTPUT NOISE (0.1 Hz to 10 Hz)
15
V p-p typ
External reference midscale loaded to DAC
40
V p-p typ
Internal reference midscale loaded to DAC
Output Noise Spectral Density
@ 1 kHz
150
nV/(Hz)1/2 typ
@ 10 kHz
100
nV/(Hz)1/2 typ
1
Guaranteed by design and characterization, not production tested.
2
The slew rate can be programmed via the current boost control bit in the AD539x control registers.