aduc7032 Analog Devices, Inc., aduc7032 Datasheet - Page 8

• Manufacturer Part Number: aduc7032
• Description: Microconverter Integrated, Precision Battery Sensor
• Manufacturer: Analog Devices, Inc.

Parameter
ADC SPECIFICATIONS
Conversion Rate
Current Channel
Voltage Channel
ADUC7032SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
(V
precision oscillator, All specifications T
Preliminary Technical Data
No Missing Codes
Integral Nonlinearity
Offset Error
Offset Error
Offset Error Drift
Offset Error Drift
Offset Error Drift
Total Gain Error
Total Gain Error
Total Gain Error
Gain Drift
PGA Gain Mismatch Error
Output Noise
No Missing Codes
Integral Nonlinearity
Offset Error
Offset Error
Offset Error Drift
Total Gain Error
Total Gain Error
Gain Drift
Output Noise
DD
=3.5V to18V, V
3, 5
2, 3, 4, 5
1, 3, 6
1, 3
1, 15
1, 12
1
13
1,3, 7, 14
1,3, 7, 14
1, 3, 7, 8, 9
1, 3, 7, 9, 10
1, 3, 7, 9, 11
6
6
6
1
1
REF
1, 2
1
= 1.2 V Internal Reference, f
Test Conditions/Comments
Chop Off, ADC Normal Operating Mode
Chop On, ADC Normal Operating Mode
Chop On, ADC Low Power Mode
Valid for all ADC Update Rates and ADC Modes
Chop Off, 1LSB = (36.6/Gain) V
Chop On
Chop off, Valid for ADC Gains of 4 – 64,
Normal Mode
Chop off. Valid for ADC Gains of 128 – 512,
Normal Mode
Chop On
Normal Mode
Low Power Mode
Low Power-Plus Mode, using Precision Vref
4Hz Update Rate, Gain = 512, Chop Enabled
10Hz Update Rate, Gain = 512, Chop Enabled
1KHz Update Rate, Gain = 512
1KHz Update Rate, Gain = 32
1KHz Update Rate, Gain = 4
8KHz Update Rate, Gain = 32
8KHz Update Rate, Gain = 4
ADC Low Power Mode, F
ADC Low Power Mode, F
ADC Low Power-Plus Mode,F
Valid at all ADC Update Rates
Chop Off , 1 LSB
Chop On
Chop Off
Includes Resistor Mismatch
Temperature Range = -25°C to 65°C
Includes Resistor Mismatch Drift
4Hz Update Rate
10Hz Update Rate
1KHz Update Rate
8KHz Update Rate
A
= -40°C to 105C, unless otherwise noted.)
CORE
16
Table 1 : ADUC7032—SPECIFICATIONS
=439.5uV
= 10.24MHz driven from external 32.768kHz watch crystal or on-chip
Rev. PrD | Page 8 of 128
ADC
ADC
= 10Hz, Gain=128
= 1Hz, Gain=128
ADC
=1Hz,Gain=512
Min
4
4
1
16
-10
-2
-0.5
-2
-1
16
-10
-0.25
-0.15
±1
Typ
±10
±3
±0.5
0.03
30
10
±0.1
±0.2
±0.2
3
±0.1
60
100
0.6
0.8
2.0
2.5
14
1.25
0.35
0.1
±10
0.3
0.03
±0.06
±0.03
3
60
60
180
1600
ADuC7032
Max
8000
2600
650
±60
+10
+2
+2
+1
150
0.9
1.2
2.8
3.5
21
1.9
0.5
0.15
±60
+10
1
+0.25
+0.15
90
90
270
2400
+0.5
90
Unit
Hz
Hz
Hz
Bits
PPM of FSR
LSB
LSB/°C
nV/°C
nV/°C
%
%
%
ppm/°C
%
nV rms
nV rms
µV rms
µV rms
µV rms
µV rms
µV rms
µV rms
µV rms
µV rms
Bits
ppm of FSR
LSB
LSB
LSB/°C
%
%
ppm/°C
µV rms
µV rms
µV rms
µV rms
V