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AD7989-1 Datasheet(PDF) 4 Page - Analog Devices

No. de Pieza. AD7989-1
Descripción  PulSAR ADCs in MSOP/LFCSP
Descarga  24 Pages
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Fabricante  AD [Analog Devices]
Página de inicio  http://www.analog.com
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AD7989-1 Datasheet(HTML) 4 Page - Analog Devices

 
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AD7989-1/AD7989-5
Data Sheet
Rev. B | Page 4 of 24
VDD = 2.5 V, VIO = 1.71 V to 5.5 V, VREF = 5 V, TA = −40°C to +85°C, unless otherwise noted.
Table 3.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
REFERENCE
Voltage Range
2.4
5.1
V
Load Current
VREF = 5 V
250
μA
SAMPLING DYNAMICS
−3 dB Input Bandwidth
10
MHz
Aperture Delay
VDD = 2.5 V
2
ns
DIGITAL INPUTS
Logic Levels
VIL
VIO > 3 V
–0.3
+0.3 × VIO
V
VIO ≤ 3 V
–0.3
+0.1 × VIO
V
VIH
VIO > 3 V
0.7 × VIO
VIO + 0.3
V
VIO ≤ 3 V
0.9 × VIO
VIO + 0.3
V
IIL
−1
+1
μA
IIH
−1
+1
μA
DIGITAL OUTPUTS
Data Format
Serial, 18 bits, twos complement
Pipeline Delay
Conversion results available immediately
after completed conversion
VOL
ISINK = +500 μA
0.4
V
VOH
ISOURCE = −500 μA
VIO − 0.3
V
POWER SUPPLIES
VDD
2.375
2.5
2.625
V
VIO
1.71
5.5
V
Standby Current1, 2
VDD and VIO = 2.5 V, 25°C
0.35
μA
AD7989-1 Power Dissipation
VDD = 2.625 V, VREF = 5 V, VIO = 3 V
Total
10 kSPS throughput
70
86
μW
100 kSPS throughput
700
860
μW
VDD Only
400
μW
REF Only
170
μW
VIO Only
130
μW
AD7989-5 Power Dissipation
VDD = 2.625 V, VREF = 5 V, VIO = 3 V
Total
500 kSPS throughput
3.5
4.3
mW
VDD Only
2
mW
REF Only
0.85
mW
VIO Only
0.65
mW
Energy per Conversion
7.0
nJ/sample
TEMPERATURE RANGE
Specified Performance
TMIN to TMAX
−40
+85
°C
1 With all digital inputs forced to VIO or ground as required.
2 During acquisition phase.


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