Dallas Semiconductor Corporation

Michael K Strittmatter

Mark A Gerber

Neil McLellan

Joseph P Hundt

The replaceable power module includes a power section positioned between a cover and a frame. The cover is provided with clips to permit the attachment and detachment of the cover to the base as well the attachment and detachment of the power module to a surface mounted integrated circuit. The frame is provided with an opening for receiving the integrated circuit, and electrical contacts for electrically connecting the power module to the leads of an integrated circuit. The power section is electrically coupled to the frame and includes a battery and a crystal oscillator for controlling the integrated circuit.

Replaceable power module

The power cap includes a power supply positioned between a cover and a base. The cover is provided with clips to permit the attachment and detachment of the cover to the power supply and the base. The base is provided with surface mounted NRTC or NVSRAM chips and electrical contacts. The power supply is provided with a crystal oscillator and a battery for controlling the operation of the NRTC or NVSRAM chips, and spring contacts for maintaining the electrical connection between the base and the power supply.

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Carrollton, TX, United States of America

Michael K Strittmatter