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