JP7375025B2 - プログラマブルロジックデバイスおよびダイナミックランダムアクセスメモリーを有する結合された半導体デバイス、ならびに、それを形成するための方法 - Google Patents
プログラマブルロジックデバイスおよびダイナミックランダムアクセスメモリーを有する結合された半導体デバイス、ならびに、それを形成するための方法 Download PDFInfo
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- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
- H01L2924/143—Digital devices
- H01L2924/1434—Memory
- H01L2924/1435—Random access memory [RAM]
- H01L2924/1437—Static random-access memory [SRAM]
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- Semiconductor Memories (AREA)
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- Semiconductor Integrated Circuits (AREA)
- Wire Bonding (AREA)
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Description
本出願は、2019年9月11日に出願された「BONDED SEMICONDUCTOR DEVICES HAVING PROCESSOR AND DYNAMIC RANDOM-ACCESS MEMORY AND METHODS FOR FORMING THE SAME」という標題の国際出願第PCT/CN2019/105290号、および、2019年4月15日に出願された「INTEGRATION OF THREE-DIMENSIONAL NAND MEMORY DEVICES WITH MULTIPLE FUNCTIONAL CHIPS」という標題の国際出願第PCT/CN2019/082607号の優先権の利益を主張し、その両方は、その全体が参照により本明細書に組み込まれている。
102 第1の半導体構造体
104 第2の半導体構造体
106 ボンディングインターフェース
200 半導体構造体
201 半導体構造体
202 プログラマブルロジックデバイス(PLD)
204 SRAM
206 DRAM
208 行デコーダー
210 列デコーダー
212 プログラマブルロジックブロック
214 I/Oブロック
300 半導体構造体
301 半導体構造体
400 半導体デバイス
401 半導体デバイス
402 第1の半導体構造体
403 第2の半導体構造体
404 第2の半導体構造体
405 第1の半導体構造体
406 ボンディングインターフェース
407 ボンディングインターフェース
408 基板
409 基板
410 デバイス層
411 デバイス層
412 プログラマブルロジックデバイス
413 DRAM選択トランジスター
414 SRAMセル
415 キャパシター
416 周辺回路
417 ビットライン
418 トランジスター
419 共通のプレート
420 相互接続層
421 相互接続層
422 ボンディング層
423 ボンディング層
424 ボンディング接触部
425 ボンディング接触部
426 ボンディング層
427 ボンディング接触部
428 ボンディング接触部
429 相互接続層
430 相互接続層
431 デバイス層
432 デバイス層
433 半導体層
434 半導体層
435 プログラマブルロジックデバイス
436 DRAM選択トランジスター
437 SRAMセル
438 キャパシター
439 周辺回路
440 ビットライン
441 トランジスター
442 共通のプレート
443 パッドアウト相互接続層
444 パッドアウト相互接続層
445 接触パッド
446 接触パッド
447 接触部
448 接触部
449 DRAMセル
450 DRAMセル
500 半導体デバイス
501 半導体デバイス
502 第1の半導体構造体
503 第2の半導体構造体
504 第2の半導体構造体
505 第1の半導体構造体
506 ボンディングインターフェース506
507 ボンディングインターフェース
508 基板
509 基板
510 デバイス層
511 デバイス層
512 プログラマブルロジックデバイス
513 DRAMセル
514 SRAMセル
515 周辺回路
517 DRAM選択トランジスター
518 トランジスター
519 キャパシター
520 相互接続層
521 ビットライン
522 ボンディング層
523 共通のプレート
524 ボンディング接触部
525 トランジスター
526 ボンディング層
527 相互接続層
528 ボンディング接触部
529 ボンディング層
530 相互接続層
531 ボンディング接触部
532 デバイス層
533 ボンディング層
534 半導体層
535 ボンディング接触部
536 DRAMセル
537 相互接続層
538 周辺回路
539 デバイス層
540 DRAM選択トランジスター
541 半導体層
542 キャパシター
543 プログラマブルロジックデバイス
544 ビットライン
545 SRAMセル
546 共通のプレート
547 トランジスター
548 トランジスター
549 パッドアウト相互接続層
550 パッドアウト相互接続層
551 接触パッド
552 接触パッド
553 接触部
554 接触部
602 シリコン基板
604 トランジスター
606 デバイス層
608 プログラマブルロジックデバイス
610 SRAMセル
612 周辺回路
614 相互接続層
616 ボンディング層
618 ボンディング接触部
702 シリコン基板
704 トランジスター
706 キャパシター
707 ビットライン
708 デバイス層
709 共通のプレート
710 DRAMセル
711 周辺回路
712 デバイス層
714 相互接続層
716 ボンディング層
718 ボンディング接触部
802 ボンディングインターフェース
804 半導体層
806 パッドアウト相互接続層
808 パッド接触部
810 接触部
902 第1のウエハー
904 第2のウエハー
906 第1の半導体構造体
908 第2の半導体構造体
909 ボンディングインターフェース
912 ダイ
1002 第1のウエハー
1004 第2のウエハー
1006 第1の半導体構造体
1008 第2の半導体構造体
1010 ダイ
1012 ダイ
1014 ボンディングインターフェース
Claims (11)
- プログラマブルロジックデバイス、スタティックランダムアクセスメモリー(SRAM)セルのアレイ、複数の第1のボンディング接触部と前記第1のボンディング接触部を取り囲んで電気的に隔離する誘電体とを含む第1のボンディング層、および、垂直方向に前記第1のボンディング層と前記プログラマブルロジックデバイスとの間に第1の相互接続層を含む、第1の半導体構造体と、
ダイナミックランダムアクセスメモリー(DRAM)セルのアレイ、複数の第2のボンディング接触部と前記第2のボンディング接触部を取り囲んで電気的に隔離する誘電体とを含む第2のボンディング層、および、垂直方向に前記第2のボンディング層と前記DRAMセルのアレイとの間に第2の相互接続層を含む、第2の半導体構造体と、
前記第1のボンディング層と前記第2のボンディング層との間のボンディングインターフェースであって、前記第1のボンディング接触部は、前記ボンディングインターフェースにおいて、前記第2のボンディング接触部と接触している、ボンディングインターフェースと
を含み、
前記プログラマブルロジックデバイスおよび前記SRAMセルのアレイは、前記第1および第2の相互接続層ならびに前記第1および第2のボンディング接触部を通して、前記DRAMセルのアレイに電気的に接続されており、
前記SRAMセルのアレイは、前記プログラマブルロジックデバイスの外側にあり、前記プログラマブルロジックデバイスを取り囲んで配置される、半導体デバイス。 - 前記第1の半導体構造体は、
基板と、
前記基板の上の前記プログラマブルロジックデバイスと、
前記基板の上にあり、前記プログラマブルロジックデバイスの外側にある前記SRAMセルのアレイと、
前記プログラマブルロジックデバイスおよび前記SRAMセルのアレイの上方の前記第1のボンディング層と
を含む、請求項1に記載の半導体デバイス。 - 前記第2の半導体構造体は、
前記第1のボンディング層の上方の前記第2のボンディング層と、
前記第2のボンディング層の上方の前記DRAMセルのアレイと、
前記DRAMセルのアレイの上方にあり、前記DRAMセルのアレイと接触している半導体層と
を含む、請求項2に記載の半導体デバイス。 - 前記半導体層の上方にパッドアウト相互接続層をさらに含む、請求項3に記載の半導体デバイス。
- 前記第2の半導体構造体は、
基板と、
前記基板の上の前記DRAMセルのアレイと、
前記DRAMセルのアレイの上方の前記第2のボンディング層と
を含む、請求項1に記載の半導体デバイス。 - 前記第1の半導体構造体は、
前記第2のボンディング層の上方の前記第1のボンディング層と、
前記第1のボンディング層の上方の前記プログラマブルロジックデバイスと、
前記第1のボンディング層の上方にあり、前記プログラマブルロジックデバイスの外側にある前記SRAMセルのアレイと、
前記プログラマブルロジックデバイスおよび前記SRAMセルのアレイの上方にあり、前記プログラマブルロジックデバイスおよび前記SRAMセルのアレイと接触している半導体層と
を含む、請求項5に記載の半導体デバイス。 - 前記半導体層の上方にパッドアウト相互接続層をさらに含む、請求項6に記載の半導体デバイス。
- 前記第1の半導体構造体または前記第2の半導体構造体は、前記DRAMセルのアレイの周辺回路をさらに含む、請求項1に記載の半導体デバイス。
- 前記プログラマブルロジックデバイスは、複数のプログラマブルロジックブロックを含む、請求項1に記載の半導体デバイス。
- 前記第2の半導体構造体は、1つまたは複数の接触部をさらに含み、前記1つまたは複数の接触部は、前記パッドアウト相互接続層と、前記第1の相互接続層および前記第2の相互接続層とを電気的に接続している、請求項4に記載の半導体デバイス。
- 前記第1の半導体構造体は、1つまたは複数の接触部をさらに含み、前記1つまたは複数の接触部は、前記パッドアウト相互接続層と、前記第1の相互接続層および前記第2の相互接続層とを電気的に接続している、請求項7に記載の半導体デバイス。
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