Memory Array with a Selector Connected to Multiple Resistive Cells
AssigneeTaiwan Semiconductor Manufacturing Company, Ltd.
InventorsTzyh-Cheang Lee, Chun-Sheng Liang, Jiunn-Ren Hwang, Fu-Liang Yang
Life of this patent
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Abstract
An array includes a transistor comprising a first terminal, a second terminal and a third terminal; a first contact plug connected to the first terminal of the transistor; a second contact plug connected to the first terminal of the transistor; a first resistive memory cell having a first end and a second end, wherein the first end is connected to the first contact plug; and a second resistive memory cell having a third end and a fourth end, wherein the third end is connected to the second contact plug.
Claims21
An integrated circuit structure comprising:
- a transistor comprising a first terminal, a second terminal and a third terminal;
- a first contact plug connected to the first terminal of the transistor;
- a second contact plug connected to the first terminal of the transistor;
- a first resistive memory cell having a first end and a second end, wherein the first end is connected to the first contact plug;
- and
- a second resistive memory cell having a third end and a fourth end, wherein the third end is connected to the second contact plug.
An integrated circuit structure comprising:
- a transistor comprising a first, a second and a third terminal;
- a contact plug connected to the first terminal;
- a metal line overlying and connected to the contact plug;
- a first resistive memory cell having a first bottom electrode overlying and connected to the metal line;
- and
- a second resistive memory cell having a second bottom electrode overlying and connected to the metal line.
A memory array comprising a plurality of resistive memory cells arranged in a plurality of rows and columns, the memory array comprising:
- a plurality of word-lines extending in a first direction;
- a plurality of bit-lines extending in a second direction perpendicular to the first direction;
- a plurality of transistors connected to the plurality of word-lines, wherein each of the plurality of transistors comprises a first terminal, a second terminal, and a third terminal, and wherein the second terminal of each of the plurality of transistors is connected to a word-line in the plurality of word-lines;
- a first and a second contact plug connected to a first terminal of one of the plurality of transistors;
- a first resistive memory cell in the plurality of resistive memory cells, wherein the first resistive memory cell comprises a first end and a second end, and wherein the first end is connected to the first contact plug, and the second end is connected to a first bit-line in the plurality of bit-lines;
- and
- a second resistive memory cell in the plurality of resistive memory cells, wherein the second resistive memory cell comprises a third end and a fourth end, and wherein the third end is connected to the second contact plug, and the fourth end is connected to a second bit-line in the plurality of bit-lines.
Dependencies are inferred from the claim text.