The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2020
Filed:
Jan. 10, 2019
Winbond Electronics Corp., Taichung, TW;
Kenichi Arakawa, Kanagawa, JP;
Winbond Electronics Corp., Taichung, TW;
Abstract
A semiconductor storage device achieving stabilization of an operating voltage of a selected memory chip. A flash memory device of the disclosure includes a master chip and at least one slave chip. A voltage output portion of a charge pump circuit of the master chip is connected to an internal pad of the master chip, and a voltage output portion of a charge pump circuit of the slave chip is connected to an internal pad of the slave chip, the internal pad of the master chip and the internal pad of the slave chip are connected by a wire. When the mater chip is operated, the charge pump circuit of the master chip is turned off, the charge pump circuit of the slave chip is turned on, and a voltage generated by the charge pump circuit of the slave chip is supplied to the master chip.