Teridian Launches 3rd Generation Power Meter ICs Device family enables new smart metering architectures

Irvine, Calif., April 22, 2008 -Teridian Semiconductor Corp. today announced availability of its next generation of electricity metering solutions. The 71M653x family includes residential single phase, commercial and industrial three phase ICs, offering up to 256K bytes of storage with 10 MIPS processing power, advanced power management, LCD contrast adjust, and 0.5 second/day hardware RTC which consumes only 0.5uA. “Teridian’s 71M653x series addresses increasing demand for large scale smart metering solutions in North America, Europe and Asia where two-way communication with a smart grid or smart home network, remote meter reading, service disconnect, and associated security and firmware download features have become absolute requirements,” said Kourosh Boutorabi, General Manager of Teridian Semiconductor Corporation’s metering business unit. The 71M653x devices incorporate Teridian’s unique metrology architecture built around Single Converter Technology? with a 22bit delta-sigma converter with up to seven (7) analog inputs, differential sensing and a 32-bit customizable metrology processor. Teridian’s extensive portfolio of SOC solutions for metering support CT, shunt and Rogowski sensors, up to class 0.2 accuracy at –40 to +85 °C, simultaneous narrow/broad band metrology, harmonic analysis, tamper detection. Third generation devices support RF or PLC communications processing and offer OEMs a unique ability to differentiate their products in a very competitive and rapidly changing utility metering landscape. Pricing and Availability The Teridian 71M6531D single-phase SoC is priced at $3.50, the 71M6533 three-phase SoC is priced at $4.75 in 10,000 unit quantities. The 71M653x family is currently available for sampling. For additional information, samples and demo boards contact any Teridian sales representative, authorized worldwide distributor, or visit Teridian’s Web site at http://www.teridian.com/sales/ About Teridian Semiconductor Teridian Semiconductor designs, sells and provides engineering support for its mixed-signal integrated circuits used in energy, automation, networking, and secure access systems. These ICs connect our customers’ digital systems to the analog inputs of our world found in utility metering, industrial automation, set top box, digital TV, voice over IP, electronic identity and point of sale applications. Teridian Semiconductor strives to Simplify System Integration for its customers with a focus on accelerating system development, and reducing the engineering time required to achieve production. For more information, visit http://www.teridian.com.