ADAS3022 Datasheet, PDF (5/40 Pages) Analog Devices – 16-Bit, 1 MSPS, 8-Channel Data Acquisition System

Data Sheet
Parameter
AC Performance
Signal-to-Noise Ratio (SNR)
Signal-to-Noise-and-Distortion
(SINAD)
Total Harmonic Distortion
Spurious-Free Dynamic Range
(SFDR)
INTERNAL REFERENCE
REFx Output Voltage
REFx Output Current
REFx Temperature Drift
REFx Line Regulation
Internal Reference
Buffer Only
REFIN Output Voltage⁴
Turn-On Settling Time
EXTERNAL REFERENCE
Voltage Range
Current Drain
TEMPERATURE SENSOR
Output Voltage
Temperature Sensitivity
DIGITAL INPUTS
Logic Levels
VIL
VIH
VIL
VIH
IIL
IIH
DIGITAL OUTPUTS⁵
Data Format
VOL
VOH
POWER SUPPLIES
VIO
AVDD
DVDD
VDDH⁶
VSSH⁶
IVDDH
Test Conditions/Comments
Internal reference
TA = 25°C
TA = 25°C
REFEN = 1
REFEN = 0
AVDD = 5 V ± 5%
TA = 25°C
CREFIN, CREF1, CREF2 = 10 µF and 0.1 µF
REFx input
REFIN input (buffered)
VREF = 4.096 V
TA = 25 °C
VIO > 3 V
VIO > 3 V
VIO ≤ 3 V
VIO ≤ 3 V
ISINK = +500 µA
ISOURCE = −500 µA
PD = 0
VDDH > input voltage + 2.5 V
VSSH < input voltage − 2.5 V
PGIA gain = 0.16
PGIA gain = 0.2
PGIA gain = 0.4
PGIA gain = 0.8
PGIA gain = 1.6
PGIA gain = 3.2
PGIA gain = 6.4
All PGIA gains, PD = 1
Min
90.0
89.5
4.088
2.495
4.000
ADAS3022
Typ
Max
93.0
92.5
−105
110
Unit¹
dB
dB
dB
dB
4.096
250
±5
±1
20
4
2.500
100
4.096
2.5
100
275
800
4.104
2.505
4.104
2.505
V
µA
ppm/°C
ppm/°C
µV/V
µV/V
V
ms
V
V
µA
mV
µV/°C
−0.3
0.7 × VIO
−0.3
0.9 × VIO
−1
−1
+0.3 × VIO V
VIO + 0.3
V
+0.1 × VIO V
VIO + 0.3
V
+1
µA
+1
µA
Twos complement
0.4
V
VIO − 0.3
V
1.8
AVDD + 0.3 V
4.75
5
5.25
V
4.75
5
5.25
V
14.25
15
15.75
V
−15.75
−15
−14.25
V
3.0
3.5
mA
3.0
3.5
mA
3.5
4.0
mA
5.0
5.5
mA
8.5
9.5
mA
15.5
17.5
mA
15.5
17.5
mA
100
µA
Rev. A | Page 5 of 40