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AD7988-1_1208 Datasheet(PDF) 4 Page - Analog Devices

Part No. AD7988-1_1208
Description  16-Bit Lower Power PulSAR ADCs in MSOP/LFCSP (QFN)
Download  24 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD7988-1_1208 Datasheet(HTML) 4 Page - Analog Devices

 
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AD7988-1/AD7988-5
Data Sheet
Rev. C | Page 4 of 24
VDD = 2.5 V, VIO = 2.3 V to 5.5 V, VREF = 5 V, TA = –40°C to +125°C, unless otherwise noted.
Table 3.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
REFERENCE
Voltage Range
2.4
5.1
V
Load Current
V
REF = 5 V
250
µA
SAMPLING DYNAMICS
−3 dB Input Bandwidth
10
MHz
Aperture Delay
VDD = 2.5 V
2.0
ns
DIGITAL INPUTS
Logic Levels
V
IL
VIO > 3 V
–0.3
0.3 × VIO
V
V
IH
VIO > 3 V
0.7 × VIO
VIO + 0.3
V
V
IL
VIO ≤ 3 V
–0.3
0.1 × VIO
V
V
IH
VIO ≤ 3 V
0.9 × VIO
VIO + 0.3
V
I
IL
−1
+1
µA
I
IH
−1
+1
µA
DIGITAL OUTPUTS
Data Format
Serial 16 bits straight binary
Pipeline Delay
Conversion results available immediately
after completed conversion
V
OL
I
SINK = 500 µA
0.4
V
V
OH
I
SOURCE = −500 µA
VIO − 0.3
V
POWER SUPPLIES
VDD
2.375
2.5
2.625
V
VIO
Specified performance
2.3
5.5
V
VIO Range
1.8
5.5
V
Standby Current1, 2
VDD and VIO = 2.5 V, 25°C
0.35
nA
AD7988-1 Power Dissipation
10 kSPS throughput
70
µW
100 kSPS throughput
700
µW
1
mW
AD7988-5 Power Dissipation
500 kSPS throughput
3.5
5
mW
Energy per Conversion
7.0
nJ/sample
TEMPERATURE RANGE
Specified Performance
T
MIN to TMAX
−40
+125
°C
1 With all digital inputs forced to VIO or GND as required.
2 During the acquisition phase.


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