FEATURES
n SA9103E SINGLE PHASE BIDIRECTIONAL POWER/ENERGY METERING IC WITH SERIAL INTERFACE n 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. n n n n n n n 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 µController. The SA9103E integrated circuit is available in both 20 pin dual-in-line plastic (DIP-20), as well as 20 pin small outline (SOIC-20) package types. PIN CONNECTIONS IIN IIP VREF CPON CPOP CPIN CPIP V DD TP9 OSC2 1 2 3 4 5 6 7 8 9 10 DR-00917 20 GND 19 IVP 18 CON 17 COP 16 CIN 15 CIP 14 V SS 13 SIN 12 SOUT 11 OSC1 Package: DIP-20 SOIC-20 1/14 4353 PDS039-SA9103E-001 REV.