ADUC7033BSTZ-88 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'ADUC7033BSTZ-88' PDF : 140 Pages View PDF
Parameter
Total Gain Error1, 3, 7, 13, 14
Gain Drift
Output Noise1, 10, 15
Temperature Channel
No Missing Codes1
Integral Nonlinearity1
Offset Error3, 5, 16, 17
Offset Error1, 3
Offset Error Drift
Total Gain Error1, 3, 13
Gain Drift
Output Noise1
ADC SPECIFICATIONS ANALOG
INPUT
Current Channel
Absolute Input Voltage Range
Input Voltage Range18, 19
Input Leakage Current1
Input Offset Current1, 21
Voltage Channel
Absolute Input Voltage Range
Input Voltage Range
VBAT Input Current
Temperature Channel
Absolute Input Voltage Range
Input Voltage Range
VTEMP Input Current1
VOLTAGE REFERENCE
ADC Precision Reference
Internal VREF
Power-Up Time1
Initial Accuracy1
Temperature Coefficient1, 22
Reference Long-Term Stability23
External Reference Input Range24
VREF Divide-by-2 Initial Error1
Test Conditions/Comments
Includes resistor mismatch
Temperature range = −25°C to +65°C
Includes resistor mismatch drift
4 Hz update rate, chop enabled
10 Hz update rate, chop enabled
1 kHz update rate, chop disabled
1 kHz update rate, chop enabled
1 kHz update rate (ADCFLT = 0x0101)
8 kHz update rate
Valid at all ADC update rates
Chop off, 1 LSB = 19.84 μV (in unipolar mode)
Chop on
Chop off
Using AVDD/2 for reference
1 kHz update rate
Internal VREF = 1.2 V
Applies to both IIN+ and IIN−
Gain = 120
Gain = 220
Gain = 420
Gain = 8
Gain = 16
Gain = 32
Gain = 64
Gain = 128
Gain = 256
Gain = 512
VBAT = 18 V
VREF = (REG_AVDD, GND_SW)/2
Measured at TA = 25°C
ADuC7033
Min
−0.25
−0.15
16
−10
−5
−0.2
Typ
±0.06
±0.03
±3
60
60
180
240
270
1600
Max
+0.25
+0.15
90
90
270
307
405
2400
±10
±3
±1
±0.03
±0.06
±3
7.5
±60
+10
+5
+0.2
11.25
Unit
%
%
ppm/°C
μV rms
μV rms
μV rms
μV rms
μV rms
μV rms
Bits
ppm of FSR
LSB
LSB
LSB/°C
%
ppm/°C
μV rms
−200
+300
mV
±1.2
V
±600
mV
±300
mV
±150
mV
±75
mV
±37.5
mV
±18.75
mV
±9.375
mV
±4.68
mV
±2.3
mV
−3
+3
nA
0.5
1.5
nA
4
18
V
0 to 28.8
V
3
5.5
8
μA
100
1300
mV
0 to VREF
V
2.5
100
nA
1.2
0.5
−0.15
−20
±5
100
0.1
0.1
+0.15
+20
1.3
0.3
V
Ms
%
ppm/°C
ppm/1000 hr
V
%
Rev. B | Page 5 of 140
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