Datasheet

AD5624R/AD5644R/AD5664R Data Sheet
Rev. C | Page 6 of 28
AC CHARACTERISTICS
V
DD
= 2.7 V to 5.5 V; R
L
= 2 kΩ to GND; C
L
= 200 pF to GND; V
REFIN
= V
DD
; all specifications T
MIN
to T
MAX
, unless otherwise noted.
1
Table 4.
Parameter
2
Min Typ Max Unit Conditions/Comments
3
Output Voltage Settling Time
AD5624R 3 4.5 µs ¼ to ¾ scale settling to ±0.5 LSB
AD5644R 3.5 5 µs ¼ to ¾ scale settling to ±0.5 LSB
AD5664R 4 7 µs ¼ to ¾ scale settling to ±2 LSB
Slew Rate
1.8
V/µs
Digital-to-Analog Glitch Impulse
10
nV-s
1 LSB change around major carry
Digital Feedthrough 0.1 nV-s
Reference Feedthrough −90 dB V
REF
= 2 V ± 0.1 V p-p, frequency 10 Hz to 20 MHz
Digital Crosstalk 0.1 nV-s
Analog Crosstalk 1 nV-s External reference
4 nV-s Internal reference
DAC-to-DAC Crosstalk 1 nV-s External reference
4 nV-s Internal reference
Multiplying Bandwidth 340 kHz V
REF
= 2 V ± 0.1 V p-p
Total Harmonic Distortion −80 dB V
REF
= 2 V ± 0.1 V p-p, frequency = 10 kHz
Output Noise Spectral Density 120 nV/√Hz DAC code = midscale, 1 kHz
100
nV/√Hz
DAC code = midscale, 10 kHz
Output Noise 15 µV p-p 0.1 Hz to 10 Hz
1
Guaranteed by design and characterization, not production tested.
2
See the Terminology section.
3
Temperature range is −40°C to +105°C, typical at 25°C.