POTENTIAL APPLICATIONS
Medical:
-
Airflow monitors
-
Anesthesia machines
-
Blood analysis machines
-
Gas chromatography
-
Gas flow instrumentation
-
Kidney dialysis machines
-
Oxygen concentrators
-
Pneumatic controls
-
Respiratory machines
-
Sleep apnea equipment
-
Ventilators
Table 1. Absolute Maximum Ratings
Parameter
Supply voltage (V
supply
)
Voltage on any pin
Digital interface clock frequency:
2
IC
SPI
ESD susceptibility (human body model)
Storage temperature
Soldering time and temperature:
Lead solder temperature (SIP, DIP)
Peak reflow temperature (SMT)
Table 2. Operating Specifications
Parameter
2
Supply voltage (V
supply
) :
3.3 Vdc
5.0 Vdc
Sensors are either 3.3 Vdc or 5.0 Vdc based on listing selected.
1
Industrial:
-
Barometry
-
Flow calibrators
-
Gas chromatography
-
Gas flow instrumentation
-
HVAC
-
Life sciences
-
Pneumatic controls
Min.
-0.3
-0.3
100
50
3
-40 [-40]
Max.
6.0
V
supply
+ 0.3
400
800
85 [185]
4 s max. at 250 °C [482 °F]
15 s max. at 250 °C [482 °F]
Unit
Vdc
V
kHz
kV
C [ F]
Min.
3.0
4.75
Typ.
3.3
3
5.0
3
Max.
3.6
5.25
Unit
Vdc
Supply current:
3.3 Vdc supply
5.0 Vdc supply
4
Compensated temperature range
5
Operating temperature range
Startup time (power up to data ready)
Response time
2
I C voltage level low
2
I C voltage level high
Pull up on SDA and SCL
6
Accuracy
7
Total error band
Output resolution
-
0 [32]
-20 [-4]
1.6
2
-
0.8
1
2.8
0.46
-
-
-
2.1
3
50 [122]
85 [185]
7.3
0.2
-
-
0.25
1
mA
C [ F]
C [ F]
ms
ms
V
supply
V
supply
kOhm
%FSS BFSL
8
%FSS
bits
12
2
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