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STPM32 STPM33 STPM34 ASSP for metering applications with up to four independent 24bit 2nd order sigmadelta ADCs 4 MHz OSF and 2 embedded PGLNA Datasheet production data Twin precision voltage reference 123 V with independent programmable TC 10 ppmC typ Internal low drop regulator 3 V typ QFN packages Operating temperature 40 C85 C Description The STPM3x is an ASSP family designed for high accuracy measurement of power and energies in power line systems using the Rogowski coil current ......
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