The PYQ 1548 is a four-element (quad) digital pyroelectric detector designed for battery-operated motion detection. It features an integrated motion detection unit with wake-up/sleep mode, a selectable band-pass filter, and pulse count options to minimize microcontroller power consumption. Operating at low supply voltages from 1.8V to 3.3V, it includes high responsivity ceramic elements and provides digital signal output via a serial interface, offering high EMI immunity.
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Excelitas PYQ 1548/7660 technical specifications.
| Number of Elements | 4 |
| Supply Voltage | 1.8 - 3.3V |
| Supply Current | 3µA |
| Element Size | 1 x 1mm |
| Responsivity | 4.2kV/W |
| ADC Resolution | 14bit |
| Operating Temperature | -40 to 70°C |
| RoHS | Compliant |
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