Kyocera Crystal Device Corporation

Shota Takai

Yoshiaki Yokoo

Harushi Kenjo

The temperature compensated crystal oscillator has a rectangular substrate, a frame which is provided on an upper surface of the substrate, a mounting frame which has joining pads which are provided along an outer circumferential edge of the upper surface and which is provided on a lower surface of the substrate by bonding of joining terminals which are provided along the outer circumferential edge of the lower surface of the substrate and the joining pads, a crystal element which is mounted on an electrode pad which is provided on the upper surface of the substrate in a region surrounded by the frame, an integrated circuit element which has a temperature sensor and which is mounted on a connection pad which is provided on the lower surface of the substrate in a region surrounded by the mounting frame, and a lid which is joined to the upper surface of the frame.

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Higashine, Japan

Shota Takai