DESCRIPTION

The SAMES SA9103E Single Phase bidirectional Power/Energy metering integrated circuit has a serial interface with a RS232 protocol, ideal for use with a µ-Controller. The SA9103E performs the calculation for active power.

The integrated value for active energy is accessable through the RS232-Interface as a 16 bit value.

FEATURES

■ Performs bidirectional active power/energy measurement

■ Meets the IEC 521/1036 Specification requirements for Class 1 AC Watt hour meters

■ Protected against ESD

■ Power consumption rating below 25mW

■ Adaptable to different current sensor technologies

■ Operates over a wide temperature range

■ Serial interface having a RS232 protocol

■ Precision voltage reference on-chip

■ Tri-state output to allow parallel connection of devices.