AD7713ARZ-REEL Просмотр технического описания (PDF) - Analog Devices
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AD7713ARZ-REEL Datasheet PDF : 28 Pages
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AD7713–SPECIFICATIONS (AVDD = 5 V ؎ 5%; DVDD = 5 V ؎ 5%; REF IN(+) = 2.5 V; REF IN(–) = AGND;
MCLK IN = 2 MHz, unless otherwise noted. All specifications TMIN to TMAX, unless otherwise noted.)
Parameter
A, S Versions1
Unit
Conditions/Comments
STATIC PERFORMANCE
No Missing Codes
Output Noise
Integral Nonlinearity
Positive Full-Scale Error2, 3, 4
Full-Scale Drift5
Unipolar Offset Error2, 4
Unipolar Offset Drift5
Bipolar Zero Error2, 4
Bipolar Zero Drift5
Gain Drift
Bipolar Negative Full-Scale Error2
Bipolar Negative Full-Scale Drift5
24
22
18
15
12
See Tables I and II
± 0.0015
Bits min
Bits min
Bits min
Bits min
Bits min
% of FSR max
Guaranteed by Design.
For Filter Notches ≤ 12 Hz.
For Filter Notch = 20 Hz.
For Filter Notch = 50 Hz.
For Filter Notch = 100 Hz.
For Filter Notch = 200 Hz.
Depends on Filter Cutoffs and Selected Gain.
Filter Notches ≤ 12 Hz; Typically ± 0.0003%.
1
µV/°C typ
For Gains of 1, 2.
0.3
µV/°C typ
For Gains of 4, 8, 16, 32, 64, 128.
0.5
µV/°C typ
For Gains of 1, 2.
0.25
µV/°C typ
For Gains of 4, 8, 16, 32, 64, 128.
0.5
0.25
2
± 0.0004
1
0.3
µV/°C typ
µV/°C typ
ppm/°C typ
% of FSR max
µV/°C typ
µV/°C typ
For Gains of 1, 2.
For Gains of 4, 8, 16, 32, 64, 128.
Typically ± 0.0006%.
For Gains of 1, 2.
For Gains of 4, 8, 16, 32, 64, 128.
ANALOG INPUTS
Input Sampling Rate, fS
Normal-Mode 50 Hz Rejection6
Normal-Mode 60 Hz Rejection6
AIN1, AIN27
Input Voltage Range8
Common-Mode Rejection (CMR)
Common-Mode 50 Hz Rejection6
Common-Mode 60 Hz Rejection6
Common-Mode Voltage Range10
DC Input Leakage Current @ 25°C
TMIN to TMAX
Sampling Capacitance6
AIN3
Input Voltage Range
Gain Error11
Gain Drift
Offset Error11
Input Impedance
See Table III
100
100
0 to +VREF9
± VREF
100
90
150
150
AGND to AVDD
10
1
20
0 to + 4 ϫ VREF
± 0.05
1
4
30
dB min
dB min
For Filter Notches of 2 Hz, 5 Hz, 10 Hz,
25 Hz, 50 Hz, ± 0.02 ϫ fNOTCH.
For Filter Notches of 2 Hz, 6 Hz, 10 Hz,
30 Hz, 60 Hz, ± 0.02 ϫ fNOTCH.
V max
V max
dB min
dB min
dB min
dB min
V min to V max
pA max
nA max
pF max
For Normal Operation.
Depends on Gain Selected.
Unipolar Input Range
(B/U Bit of Control Register = 1).
Bipolar Input Range
(B/U Bit of Control Register = 0).
At dc and AVDD = 5 V.
At dc and AVDD = 10 V.
For Filter Notches of 2 Hz, 5 Hz, 10 Hz,
25 Hz, 50 Hz, ± 0.02 ϫ fNOTCH.
For Filter Notches of 2 Hz, 6 Hz, 10 Hz,
30 Hz, 60 Hz, ± 0.02 ϫ fNOTCH.
V max
% typ
ppm/°C typ
mV max
kΩ min
For Normal Operation. Depends on Gain
Selected.
Additional Error Contributed by Resistor
Attenuator.
Additional Drift Contributed by Resistor
Attenuator.
Additional Error Contributed by Resistor
Attenuator.
–2–
REV. D
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