Analog Output pressure sensor CPS171 8-Lead LGA, Metal Lid, PCB Substrate
CPS171 Resistive Absolute Pressure Sensor
Precision and Performance for Low-Pressure Applications
With years of expertise in sensor technology and manufacturing, we deliver unmatched quality and reliability for your pressure measurement needs. The CPS171 is an advanced resistive absolute pressure sensor, designed specifically for low-pressure systems like Manifold Absolute Pressure (MAP) applications. It provides exceptional accuracy and stability, offering a factory-calibrated, pressure-compensated analog output for precise performance in demanding environments.
Key Features & Components:
-
Resistive MEMS Pressure Sensor:
A compact, high-performance MEMS-based sensor optimized for low-pressure applications, ensuring a small footprint without compromising on measurement accuracy.
-
Conditioning ASIC:
Integrated conditioning circuitry guarantees precise pressure measurements within the factory-calibrated range, ensuring consistent performance across varied conditions.
-
Sigma-Delta ADC Integration:
The integrated Sigma-Delta Analog-to-Digital Converter (ADC) provides a high-fidelity analog output, offering a reliable and proportional response to the applied pressure.
-
Internal Calibration Logic:
Advanced internal calibration logic enhances both accuracy and long-term reliability, making the CPS171 ideal for high-precision applications where stable, repeatable results are crucial.
Absolute Ratings
These parameters define the maximum stress conditions the sensor can withstand without incurring permanent damage:
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Units |
Over Pressure |
— |
— |
— |
— |
1000 (10) |
kPa (bar) |
Supply Voltage (with respect to GND) |
VDD |
— |
-0.3 |
— |
6.0 |
V |
Voltages at Analog I/O - In Pin |
VINA |
— |
-0.3 |
— |
VDD+0.3 |
V |
Voltages at Analog I/O - Out Pin |
VOUTA |
— |
-0.3 |
— |
VDD+0.3 |
V |
Storage Temperature |
TSTOR |
— |
-50 |
— |
130 |
°C |
Operating Conditions
Defines the typical conditions for standard operation of the sensor:
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Units |
Supply Voltage to GND1 |
VS |
— |
4.75 |
5.0 |
5.25 |
V |
Operating Temperature Range |
— |
— |
-40 |
— |
85 |
°C |
Pressure Range Characteristics (CPS171-JW001)
Describes the sensor's performance within its calibrated pressure range:
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Units |
Pressure Range 1 |
— |
— |
10 (100) |
— |
115 (1150) |
kPa (mbar) |
Full Scale Output |
VFSO |
@VS=5.0V |
— |
4.7 |
— |
V |
Full Scale Span |
VFSS |
@VS=5.0V |
— |
4.5 |
— |
V |
Accuracy |
— |
(0 to 85°C) |
— |
— |
±1.5 |
%VFSS |
Sensitivity |
V/P |
— |
— |
45 |
— |
mV/kPa |
Electrical Parameters
Details the sensor's power consumption and electrical output characteristics:
Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Units |
Supply Current |
IDD |
Worst Case Settings: 12-bit, 0ms Power Down |
1200 |
— |
1500 |
µA |
Analog Output |
— |
CPS171, Analog_P 10 to 115kPa (100 to 1150mbar) |
0.4 |
— |
4.65 |
V |
Analog Output Resolution |
RES |
— |
— |
12 |
— |
Bits |
Analog Additional Error |
Eout |
Including Ratiometricity Error, -40 to 125°C |
0.1 |
— |
0.5 |
% |
Trimmed System Frequency |
fSYS |
All Timing in this Specification are Subject to this Variation |
— |
1.85 |
— |
MHz |
Start-Up Time |
tSTA |
Power-On to Data Ready, Fastest and Slowest Settings |
— |
4.25 |
173 |
ms |
Update Rate (Normal Mode) |
TRESP_UP |
Fastest and Slowest Settings |
— |
0.70 |
288 |
ms |
Peak-to-Peak Noise @ Output |
NOUT |
100 Measurements in 12-bit |
— |
— |
5 |
LSB |