10.0 Absolute Maximum Ratings (Note
1, Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage, VA -0.3V to 6.0V
Digital I/O Supply Voltage, VIO -0.3V to 6.0V
Reference Voltage, VREF -0.3V to VA+0.3V
Voltage on Any Analog Input Pin to
GND (Note 3)
-0.3V to VA+0.3V
Voltage on Any Digital Input PIN to
GND (Note 3)
-0.3V to VIO+0.3V
Voltage on SDO (Note 3) -0.3V to VIO + 0.3V
Input Current at Any Pin (Note 3) 5mA
Output Current Source or Sink by SDO 3mA
Total Package Input and Output
Current 20mA
ESD Susceptibility
Human Body Model (HBM) 2500V
Machine Models (MM) 200V
Charged Device Model (CDM) 1250V
Junction Temperature (T
JMAX
)
+150°C
Storage Temperature Range –65°C to +150°C
For soldering specifications:
see product folder at www.national.com and
www.national.com/ms/MS/MS-SOLDERING.pdf
11.0 Operating Ratings
Analog Supply Voltage, VA +2.85V to 5.5V
Digital I/O Supply Voltage, VIO +2.7V to 5.5V
Full Scale Input Range, VIN ±VREF / PGA
Reference Voltage, VREF +0.5V to VA
Temperature Range for Electrical
Characteristics
T
MIN
= –40°C
T
MAX
= +125°C
Operating Temperature Range
–40°C ≤ T
A
≤ +125°C
Junction to Ambient Thermal
Resistance (θ
JA
) (Note 4)
41°C/W
12.0 Electrical Characteristics
Unless otherwise noted, the key for the condition is (VA = VIO = VREF) / ODR (SPS) / buffer / calibration / gain . Boldface limits
apply for T
MIN
≤ T
A
≤ T
MAX
; the typical values apply for T
A
= +25°C.
Symbol Parameter Conditions Min Typ Max Units
n Resolution 24 Bits
ENOB /
NFR
Effective Number
of Bits and Noise
Free Resolution
3V / all / ON / OFF / all. Shorted input. Table 1 Bits
5V / all / ON / OFF / all. Shorted input.
Table 3
Bits
ODR Output Data Rates 1.6675 Table 1 214.6 SPS
Gain FGA × PGA 1 Table 1 128
INL
Integral Non-
Linearity
3V / 214.65 / ON / ON / 1 -1 ± 0.5 +1 LSB
3V & 5V / 214.65 / ON / ON / 16 ± 1 LSB
Total Noise
3V / all / ON / ON / all. Shorted input. Table 2 µV
5V / all / ON / OFF / all. Shorted input. Table 4 µV
OE Offset Error
3V & 5V / all / ON or OFF / ON / all
Below Noise
Floor (rms)
µV
3V / 214.65 / ON / ON / 1 1.22 9.52 µV
3V / 214.65 / ON / ON / 128 0.00838 0.70 µV
5V / 214.65 / ON / ON / 1 1.79 8.25 µV
5V / 214.65 / ON / ON / 128 0.0112 0.63 µV
Offset Drift Over
Temp (Note 5)
3V & 5V / 214.65 / ON or OFF / OFF /
1-8
100
nV/°C
3V & 5V / 214.65 / ON / ON / 1-8 3 nV/°C
3V & 5V / 214.65 / ON / OFF / 16 25 nV/°C
3V & 5V / 214.65 / ON / ON / 16 0.4 nV/°C
3V & 5V / 214.65 / ON / OFF / 128 6 nV/°C
3V & 5V / 214.65 / ON / ON / 128 0.125 nV/°C
Offset Drift over
Time (Note 5)
5V / 214.65 / ON / OFF / 1, T
A
= 150°C
2360
nV /
1000 hours
5V / 214.65 / ON / ON / 1, T
A
= 150°C
100
nV /
1000 hours
7 www.national.com
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