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AD7683 Datasheet(PDF) 3 Page - Analog Devices

Part No. AD7683
Description  16-Bit, 100 kSPS PulSAR ADC in MSOP/QFN
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD7683 Datasheet(HTML) 3 Page - Analog Devices

 
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AD7683
Rev. 0 | Page 3 of 16
SPECIFICATIONS
VDD = 2.7 V to 5.5 V; VREF = VDD; TA = –40°C to +85°C, unless otherwise noted.
Table 2.
AD7683 All Grades
Parameter
Conditions
Min
Typ
Max
Unit
RESOLUTION
16
Bits
ANALOG INPUT
Voltage Range
+IN − (–IN)
0
VREF
V
Absolute Input Voltage
+IN
−0.1
VDD + 0.1
V
−IN
−0.1
0.1
V
Analog Input CMRR
fIN = 100 kHz
65
dB
Leakage Current at 25°C
Acquisition phase
1
nA
Input Impedance
See the Analog Input section.
THROUGHPUT SPEED
Complete Cycle
10
µS
Throughput Rate
0
100
kSPS
DCLOCK Frequency
0
2.9
MHz
REFERENCE
Voltage Range
0.5
VDD + 0.3
V
Load Current
100 kSPS, V+IN − V−IN = VREF/2 = 2.5 V
50
µA
DIGITAL INPUTS
Logic Levels
VIL
−0.3
0.3 × VDD
V
VIH
0.7 × VDD
VDD + 0.3
V
IIL
−1
+1
µA
IIH
−1
+1
µA
Input Capacitance
5
pF
DIGITAL OUTPUTS
Data Format
Serial, 16 bits straight binary.
VOH
ISOURCE = −500 µA
VDD − 0.3
V
VOL
ISINK = +500 µA
0.4
V
POWER SUPPLIES
VDD
Specified performance
2.7
5.5
V
VDD Range1
2.0
5.5
V
Operating Current
100 kSPS throughput
VDD
VDD = 5 V
800
µA
VDD = 2.7 V
560
µA
Standby Current2, 3
VDD = 5 V, 25
°C
1
50
nA
Power Dissipation
VDD = 5 V
4
6
mW
VDD = 2.7 V
1.5
mW
VDD = 2.7 V, 10 kSPS throughput
2
150
µW
TEMPERATURE RANGE
Specified Performance
TMIN to TMAX
−40
+85
°C
1 See the
section for more information.
Typical Performance Characteristics
2 With all digital inputs forced to VDD or GND, as required.
3 During acquisition phase.


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