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AD4682 Datasheet(PDF) 4 Page - Analog Devices

Part # AD4682
Description  Pseudo Differential Input, 1 MSPS/500 kSPS, Dual, Simultaneous Sampling, 16-Bit, SAR ADCs
PDF  30 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD4682 Datasheet(HTML) 4 Page - Analog Devices

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AD4682/AD4683
Data Sheet
Rev. 0 | Page 4 of 30
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
REFERENCE INPUT AND OUTPUT
VREF Input
Voltage Range
External reference
2.49
3.4
V
Current
External reference
AD4682
1 MSPS
0.26
0.29
mA
AD4683
500 kSPS
0.23
0.26
mA
VREF Output Voltage
−40°C to +125°C
2.495
2.5
2.505
V
VREF Temperature Coefficient
5
10
ppm/°C
VREF Noise
7
µV rms
DIGITAL INPUTS (SCLK, SDI, AND CS)
Logic Levels
Input Voltage
Low (VIL)
0.2 × VLOGIC
V
High (VIH)
0.8 × VLOGIC
V
Input Current
Low (IIL)
−1
+1
µA
High (IIH)
−1
+1
µA
DIGITAL OUTPUTS (SDOA AND SDOB/ALERT)
Output Coding
Twos complement
Bits
Output Voltage
Low (VOL)
Sink current (ISINK) = 300 µA
0.4
V
High (VOH)
Source current (ISOURCE) = −300 µA
VLOGIC − 0.3
V
Floating State
Leakage Current
±1
µA
Output Capacitance
10
pF
POWER SUPPLIES
VCC
3.0
3.3
3.6
V
External reference = 3.3 V
3.2
3.3
3.6
V
VLOGIC
1.65
3.6
V
VCC Current (IVCC)
Normal Mode (Operational)
AD4682, 1 MSPS
7.28
8.4
mA
AD4683, 500 kSPS
4.76
5.6
mA
Normal Mode (Static)
2.3
2.8
mA
Shutdown Mode
101
200
µA
VLOGIC Current (IVLOGIC)
SDOA and SDOB at 0x1FFF
Normal Mode (Operational)
AD4682, 1 MSPS
884
950
µA
AD4683, 500 kSPS
438
470
µA
Normal Mode (Static)
10
200
nA
Shutdown Mode
10
200
nA
Power Dissipation
Total Power (PTOTAL) (Operational)
83
107
mW
VCC Power (PVCC)
Normal Mode (Operational)
AD4682, 1 MSPS
26.2
30.3
mW
AD4683, 500 kSPS
17.2
20.2
mW
Normal Mode (Static)
8
11
mW
Shutdown Mode
365
720
µW
VLOGIC Power (PVLOGIC)
SDOA and SDOB at 0x1FFF
Normal Mode (Operational)
AD4682, 1 MSPS
3.2
3.5
mW
AD4683, 500 kSPS
1.6
1.7
mW
Normal Mode (Static)
36
720
nW
Shutdown Mode
36
720
nW



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