ISL6296 Datasheet (Intersil Corporation)

ISL6296, FlexiHash

PIN NUMBER 1 2 3 4 5 PIN NAME VSS NC VDD TIO XSD System ground.

No connection.

Supply voltage.

Production test I/O pin.

Used only during production testing.

Must be left floating during normal operation.

Communication bus with weak internal pull-down to VSS.

This pin is a Schmitt-trigger input and

I GN DE S W E RN ® D FO 6 E D N 0 MME E ISL92 PATIBLE S EC O U M R O T C NO Data Sheet - PI N FO R N I P S ISL6296 January 17, 2007 FN9201.1 FlexiHash™ For Battery Authentication The ISL6296 is a highly cost-effective fixed-secret hash engine based on Intersil’s FlexiHash™ technology.

The device authentication is achieved through a challengeresponse scheme customized for low-cost applications, where cloning via eavesdropping without knowledge of the device’s secret code is not economically vi

ISL6296 Features

* Challenge-response based authentication scheme using 32-Bit challenge code and 8-Bit authentication code.

* Fast and flexible authentication process. Multi-pass authentication can be used to achieve the highest security level if necessary.

* 16x8 OTP ROM stores up to three