73S8009C Overview
The Teridian 73S8009C is a versatile power management and single smart card interface circuit that is ideally suited for smart card reader products that are battery and/or USB bus-powered. In addition to its EMV 4.1 and ISO-7816-3 pliant smart card-to-host interface circuitry; it provides control, conversion, and regulation of power for a panion host processor circuit and power for the smart card.