Pressure
MAXIMUM RATINGS(1)
Rating
Symbol
Value
Maximum Pressure (P1 > P2)
PMAX
1600
Storage Temperature
TSTG
-40° to +125°
Operating Temperature
Output Source Current @ Full Scale Output(2)
Output Sink Current @ Minimum Pressure Offset(2)
TA
-40° to +125°
Io+
0.5
Io-
-0.5
1. Exposure beyond the specified limits may cause permanent damage or degradation to the device.
2. Maximum Output Current is controlled by effective impedance from Vout to GND or Vout to VS in the application circuit.
Figure 1 shows a block diagram of the internal circuitry integrated on a pressure sensor chip.
Unit
kPa
°C
°C
mAdc
mAdc
2
VS
Sensing
Element
Thin Film
Gain Stage #2
Temperature
and
4
Compensation
Ground
Vout
and
Reference
Gain Stage #1
Shift Circuitry
3
Pins 1, 5, 6, 7, and 8 are NO CONNECTS
GND
for small outline package and super small
outline package devices.
Figure 1. Fully Integrated Pressure Sensor Schematic
Sensors
Freescale Semiconductor
MPXH6400A
3