SA9109B Overview
Description
The SAMES SA9109B Single Phase bidirectional energy metering integrated circuit has an integrated Liquid Crystal Display (LCD) driver for a 7 digit (7 segment) display as well as 4 multiple tariff registers. The SA9109B performs the active power calculation.
Key Features
- Programable method of energy addition
- Pin compatible with SAMES SA9109A n 4 externally selectable on-chip tariff registers
- An additional total energy register
- Meets the IEC 521/1036 Specification requirements for Class 1 AC Watt hour meters
