STPMS1 - Dual-channel sigma-delta modulator

Product Overview

ST Microelectronics

Datasheet Details

Part number	STPMS1
Manufacturer	STMicroelectronics
File Size	707.48 KB
Description	Dual-channel sigma-delta modulator
Datasheet	STPMS1 Datasheet
Additional preview pages of the STPMS1 datasheet.

Product details

Description

The STPMS1, also called a smart-sensor device, is an ASSP designed for effective measurement in power line systems utilizing the Rogowski coil, current transformer, or shunt principle.

Features

VCC supply range: 3.2 V - 5.5 V.
Two 1st order sigma-delta modulators.
Programmable chopper-stabilized low noise and low offset amplifier.
Supports 50-60 Hz AC watt meters.
Internal low-drop regulator at 3 V (typ. ).
Precision voltage reference: 1.23 V and 30 ppm/°C (typ. ) QFN16 (3 x 3 mm. ).

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Published: Nov 29, 2009 |