Smart card

摘要

In accordance with various embodiments, a smart card including one or more components to be supplied and a current source, which is configured to provide a supply current with a predefined current intensity to the one or more components to be supplied, is described.

主权项

1. A smart card, comprising:
one or more components to be supplied; a current source configured to provide a supply current by mirroring a reference current, wherein the current source is further configured to provide the supply current with a predefined current intensity to one or more components to be supplied; a regulator, which is configured to control a component to be supplied of the one or more components in such a way that a voltage between two nodes of the component to be supplied of the one or more components is above a predetermined threshold value or is between two predetermined threshold values; and an oscillator configured to provide a clock signal to the component to be supplied of the one or more components; wherein an output of the regulator is configured to control the oscillator.