ADM1026
ELECTRICAL CHARACTERISTICS
T
A
= T
MIN
to T
MAX
, V
CC
= V
MIN
to V
MAX
, unless otherwise noted. (Note 1, 2, and 3)
Parameter
POWER SUPPLY
Supply Voltage, 3.3 V STBY
Supply Current, I
CC
TEMPERATURE−TO−DIGITAL CONVERTER
Internal Sensor Accuracy
Resolution
External Diode Sensor Accuracy
Resolution
Remote Sensor Source Current
ANALOG−TO−DIGITAL CONVERTER
(Including MUX and ATTENUATORS)
Total Unadjusted Error (TUE) (Note 4)
Differential Non−linearity (DNL)
Power Supply Sensitivity
Conversion Time
(Analog Input or Internal Temperature) (Note 5)
Conversion Time (External Temperature) (Note 5)
Input Resistance (+5.0 V
IN
, V
CCP
, A
IN0
−
A
IN5
)
Input Resistance of +12 V
IN
pin
Input Resistance of
−12
V
IN
pin
Input Resistance (A
IN6
−
A
IN9
)
Input Resistance of V
BAT
pin (Note 4)
V
BAT
Current Drain (when measured)
V
BAT
Current Drain (when not measured)
ANALOG OUTPUT (DAC)
Output Voltage Range
Total Unadjusted Error (TUE)
Zero Error
Differential Non−linearity (DNL)
Integral Non−linearity
Output Source Current
Output Sink Current
REFERENCE OUTPUT
Output Voltage
Load Regulation (I
SINK
= 2 mA)
Load Regulation (I
SOURCE
= 2 mA)
Short Circuit Current
Output Current Source
Output Current Sink
V
CC
= 3.3 V
Bit 2 of Register 07h = 0
Bit 2 of Register 07h = 1
1.8
2.47
1.82
2.50
0.15
0.15
25
2.0
2.0
1.84
2.53
V
%
%
mA
mA
mA
I
L
= 2 mA
No load
Monotonic by design
±0.5
2.0
1.0
1.0
±1.0
0
–2.5
±5.0
V
%
LSB
LSB
LSB
mA
mA
CR2032 battery life >10 years
80
70
8.0
5.0
80
100
80
6.0
120
100
±0.1
11.38
34.13
100
100
10
12.06
36.18
120
115
12
±2.0
±1.0
%
LSB
%/V
ms
ms
kW
kW
kW
MW
kW
nA
nA
High level
Low level
0°C < T
D
< 100°C
±1.0
90
5.5
±1.0
±3.0
±3.0
°C
°C
°C
°C
mA
Interface inactive, ADC active
3.0
3.3
2.5
5.5
4.0
V
mA
Test Conditions/Comments
Min
Typ
Max
Unit
http://onsemi.com
5
ONSEMI [ ON SEMICONDUCTOR ]
