ADT7517(RevA) Ver la hoja de datos (PDF) - Analog Devices
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ADT7517
(Rev.:RevA)
(Rev.:RevA)
Analog Devices
ADT7517 Datasheet PDF : 44 Pages
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ADT7516/ADT7517/ADT7519
SPECIFICATIONS
Table 1. Temperature range is as follows: A version: –40°C to +120°C. VDD = 2.7 V to 5.5 V, GND = 0 V, REFIN = 2.25 V, unless
otherwise noted.
Parameter1
Min Typ Max
Unit
Conditions/Comments
DAC DC PERFORMANCE2, 3
ADT7519
Resolution
8
Bits
Relative Accuracy
±0.15 ±1
LSB
Differential Nonlinearity
±0.02 ±0.25
LSB
Guaranteed monotonic over all codes.
ADT7517
Resolution
10
Bits
Relative Accuracy
±0.5 ±4
LSB
Differential Nonlinearity
±0.05 ±0.5
LSB
Guaranteed monotonic over all codes.
ADT7516
Resolution
12
Bits
Relative Accuracy
±2
±16
LSB
Differential Nonlinearity
±0.02 ±0.9
LSB
Guaranteed monotonic over all codes.
Offset Error
±0.4 ±2
% of FSR
Gain Error
±0.3 ±2
% of FSR
Lower Deadband
20
65
mV
Lower deadband exists only if offset error is
negative. See Figure 8.
Upper Deadband
Offset Error Drift4
60
100
–12
mV
ppm of FSR/°C
Upper deadband exists if VREF = VDD and off-set
plus gain error is positive. See Figure 9.
Gain Error Drift
4
DC Power Supply Rejection
Ratio
4
DC Crosstalk
4
ADC DC ACCURACY
Resolution
–5
–60
200
10
ppm of FSR/°C
dB
µV
Bits
∆VDD = ±10%.
See Figure 5.
Max VDD = 5 V.
Total Unadjusted Error (TUE)
2
3
% of FSR
Offset Error
±0.5
% of FSR
Gain Error
±2
% of FSR
ADC BANDWIDTH
DC
Hz
ANALOG INPUTS
Input Voltage Range
0
2.28
V
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
0
DC Leakage Current
VDD
V
±1
µA
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
Input Capacitance
5
20
pF
Input Resistance
10
MΩ
THERMAL CHARACTERISTICS
INTERNAL TEMPERATURE SENSOR
Internal reference used. Averaging on.
Accuracy @ VDD = 3.3 V ±10%
Accuracy @ VDD = 5 V ±5%
Resolution
±1.5
°C
±0.5 ±3
°C
±2
±5
°C
±2
±3
°C
±3
±5
°C
10
Bits
TA = 85°C.
TA = 0°C to +85°C.
TA = –40°C to +120°C.
TA = 0°C to +85°C.
TA = –40°C to +120°C.
Equivalent to 0.25°C.
Long-Term Drift
0.25
°C
Drift over 10 years if part is operated at 55°C.
Rev. A | Page 3 of 44
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