The ATM90E32AS-AU-R, manufactured by Microchip Technology, is a powerful integrated circuit (IC) specializing in poly-phase, high-performance wide-span energy metering. This device operates on a 3.3V single power supply with a functional voltage range of 2.8V to 3.6V, ensuring accurate metering within this span.
The IC adopts a four-wire SPI interface for dependable data communications and includes a programmable voltage sag detection and zero-crossing output feature to enhance power system controls. Its crystal oscillator hits a frequency of 16.384MHz and has two built-in capacitors, negating the necessity for external ones. In terms of power conservation, this device boasts low consumption at a typical current of 13mA in Normal mode.
Microchip Technology ATM90E32AS-AU-R Package Original Label
Packed in a TQFP48 package, it can operate in a wide temperature range: from -40°C to +85°C. This part is ideally used in poly-phase energy meters of classes 0.2S, 0.5S, and class 1. These meters are commonly found in three-phase four-wire (3P4W, Y0) or three-phase three-wire (3P3W, Y or Δ) systems. Furthermore, power monitoring instruments that measure variables like voltage, current, and mean power can also rely on the ATM90E32AS-AU-R for precision.
Microchip Technology ATM90E32AS-AU-R Package 48-TQFP:
Nantian Electronics, a professional distributor of Microchip Technology products, offers a wide range of ATM90E32AS-AU-R ICs. For further details and support, including ATM90E32AS-AU-R parameters, datasheet PDF, and pin diagram instructions, they are readily available for download.
Microchip Technology ATM90E32AS-AU-R Box's Genuine Label
