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 华宝泰(北京)电子-产品介绍-电表专用芯片 
Atmel kWh Meter Product Offering for 3-phase kWh Meters

Product

Description

AT73C500

Dedicated kWh meter DSP

AT73C501

ADC for Class 0.5 meters (5V)

AT73C502

ADC for Class 0.2 meters (5V)

AT73C503

ADC for Class 0.2 meters (3V)

AT73C504

ADC for Class 0.2 meters (3V)

AT73C560

Complete 3p/4w kWh IC with uC interface

Atmel kWh Meter Product Offering for 1-phasw kWh Meters

Product

Description

 

AT73C540

Complete 1p/2w IC pulse outputs

AT73C550

Complete 1p/2w IC with uC interface

AT73C552

2 channel ADC for Class 0.5 meters

AT73C540/550 Single Phase Meter IC

A single chip kWh meter with:

Two 16 bit ADCs (one with gain amp ) and a DSP

Algorithms for all IEC 60521/60687/61036

Pulse Outputs for :

Active Energy(EP)

Minimum requirement

Zero Crossing(ZC)

For pwrline modem

Tampering(NEG)

Shows reversed current

Low Voltage(VOL)

Quality

Ten day timer for power outage

Serial Bus for Data Access (AT73C550 only)

Fully Digital Calibration(AT73C550 only)

 

 
 

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