ADP1046AACPZ View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADP1046AACPZ Datasheet PDF : 88 Pages
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ADP1046A
Data Sheet
Parameter
CURRENT SENSE 2 (CS2+, CS2−
PINS)
Input Voltage Range
Usable Input Voltage Range
ADC Clock Frequency
Temperature Coefficient
120 mV Range
60 mV Range
Current Sense Measurement
120 mV Setting
Symbol Test Conditions/Comments
VIN
Differential voltage from CS2+ to CS2−,
LSB = 29.297 μV
0 mV to 100 mV
0 mV to 50 mV
0 mV to 50 mV
0 mV to 25 mV
0 mV to 110 mV
60 mV Setting
0 mV to 55 mV
Current Sense Measurement
Accuracy
120 mV Setting
60 mV Setting
Current Sense Measurement
Resolution
CS2 Accurate OCP Speed
Current Sink (High Side)
Current Source (Low Side)
Common-Mode Voltage at the
CS2+ and CS2− Pins
OrFET PROTECTION (CS2+, CS2−)
Fast OrFET Accuracy
Fast OrFET Speed
RTD TEMPERATURE SENSE
ADC Clock Frequency
Input Voltage Range
Usable Input Voltage Range
Source Current
Source Current Fine Setting
RTD ADC
Register Update Rate
Resolution
With 0.01% level shifting resistors
0 mV to 100 mV, VDD = 3.3 V
0 mV to 55 mV, VDD = 3.3 V
To achieve CS2 measurement accuracy
Low-side and high-side current sensing
−3 mV setting
−6 mV setting
−9 mV setting
−12 mV setting
−15 mV setting
−18 mV setting
−21 mV setting
−24 mV setting
Debounce = 40 ns
RTD to AGND
Factory trimmed to 46 μA (Register 0x11
set to 0xE6)
Current source set to 10 µA
Current source set to 20 µA
Current source set to 30 µA
Current source set to 40 µA
See Register 0x11[5:0]
Min
0
0
−2.1
−2.52
−4.2
−5.04
−0.9
−1.08
−1.8
−2.16
0.8
+3.5
+0.29
−2.68
−5.89
−9.01
−12.22
−15.29
−18.50
0
0
44.35
9.25
18.35
28.45
38.45
Typ
1.56
12
2.62
2
200
1.0
−3.00
−6.21
−9.43
−12.64
−15.86
−19.07
−22.29
−25.50
110
1.56
46
10.1
20.1
30.2
40.3
160
10
12
Max
120
110
78
70
156
140
+2.1
+2.52
+4.2
+5.04
+0.9
+1.08
+1.8
+2.16
5.24
1.4
−9.5
−12.71
−16.18
−19.39
−22.71
−25.92
−29.29
−32.50
150
1.6
1.3
47.65
10.85
21.85
31.95
41.95
Unit
mV
mV
MHz
ppm/°C
ppm/°C
ppm/°C
ppm/°C
% FSR
mV
% FSR
mV
% FSR
mV
% FSR
mV
Bits
ms
mA
μA
V
mV
mV
mV
mV
mV
mV
mV
mV
ns
MHz
V
V
µA
µA
µA
µA
µA
nA
ms
Bits
Rev. 0 | Page 6 of 88
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