1 General description

FXPS71407S is a DSI3 and PSI5 compatible pressure sensor.

2 Features

• Pressure range options:

– 40 kPa to 140 kPa absolute pressure range

– –40 °C to 125 °C operating temperature range

• DSI3 compatible

– Discovery mode support for physical location identification

– Command and response mode support for device configuration

– Periodic data collection mode support for sensor data transfers

– Background diagnostics mode support during periodic data collection mode

• PSI5 version 2.1 compatible

– Compatible modes: P10P-500/3L, P10P-500/4H, A10P-228/1L, P10CRC-xxx/xx, and many others

– Programmable time slots with 1 μs resolution

– Selectable baud rate: 125 kBd or 189 kBd

– 10-bit data length for relative pressure

– Selectable error detection: even parity, or 3-bit CRC

– Two-wire programming mode

• Pressure transducer and DSP

– Redundant pressure transducers

– Capacitance to voltage converter with anti-aliasing filter

– Sigma delta ADC plus sinc filter

– Selectable 370 Hz, 2-pole, or 400 Hz, 3-pole and 4-pole 800 Hz, 1000 Hz low-pass filter for absolute

pressure

– 0.16 Hz, 1-pole LPF for P0 value

– 10-bit ΔP/P0 output

• Pb-free 16-pin QFN 4 mm x 4 mm x 1.98 mm package