JPS6429924U - - Google Patents
Info
- Publication number
- JPS6429924U JPS6429924U JP12478987U JP12478987U JPS6429924U JP S6429924 U JPS6429924 U JP S6429924U JP 12478987 U JP12478987 U JP 12478987U JP 12478987 U JP12478987 U JP 12478987U JP S6429924 U JPS6429924 U JP S6429924U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- field effect
- logic circuit
- effect transistors
- current switching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005669 field effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Logic Circuits (AREA)
Description
第1図は本考案の第1の実施例の構成図、第2
図a,bは第1の実施例の動作説明図、第3図は
本考案の第2の実施例の構成図、第4図は従来の
3入力OR/NOR回路の構成図である。
1a〜1c,1a′〜1c,1e,2a,2b
,2a′,2b′,2e……入力端子、1o,1
o′,2o,2o′……出力端子、1d,1s,
2d,2s……電源端子、11〜17,21〜2
5……FET、18,19,26……シヨツトキ
ダイオード、RL1,RL2……負荷抵抗。
Figure 1 is a configuration diagram of the first embodiment of the present invention;
Figures a and b are explanatory diagrams of the operation of the first embodiment, Fig. 3 is a block diagram of the second embodiment of the present invention, and Fig. 4 is a block diagram of a conventional three-input OR/NOR circuit. 1a-1c, 1a'-1c, 1e, 2a, 2b
, 2a', 2b', 2e...input terminal, 1o, 1
o', 2o, 2o'...output terminal, 1d, 1s,
2d, 2s...Power terminal, 11-17, 21-2
5...FET, 18, 19, 26... Schottky diode, RL1 , RL2 ...Load resistance.
Claims (1)
差動増幅器を複数段接続して成る電流切換形論理
回路において、 前記1対の電界効果トランジスタのうち少なく
とも一方のドレイン側に、これらのドレイン−ソ
ース電圧の差を小さくするようにレベルシフタを
設けたことを特徴とする電流切換形論理回路。[Claims for Utility Model Registration] In a current switching type logic circuit comprising a plurality of stages of differential amplifiers in which a pair of field effect transistors are source-coupled, the drain side of at least one of the pair of field effect transistors is , a current switching type logic circuit characterized in that a level shifter is provided to reduce the difference between these drain-source voltages.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987124789U JPH0625063Y2 (en) | 1987-08-18 | 1987-08-18 | Current switching type logic circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987124789U JPH0625063Y2 (en) | 1987-08-18 | 1987-08-18 | Current switching type logic circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6429924U true JPS6429924U (en) | 1989-02-22 |
JPH0625063Y2 JPH0625063Y2 (en) | 1994-06-29 |
Family
ID=31374822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987124789U Expired - Lifetime JPH0625063Y2 (en) | 1987-08-18 | 1987-08-18 | Current switching type logic circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0625063Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02228127A (en) * | 1989-03-01 | 1990-09-11 | Sumitomo Electric Ind Ltd | Semiconductor logic circuit |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58114630A (en) * | 1981-12-28 | 1983-07-08 | Fujitsu Ltd | Logical circuit |
JPS61206317A (en) * | 1985-03-11 | 1986-09-12 | Nec Corp | Field effect transistor logic circuit |
-
1987
- 1987-08-18 JP JP1987124789U patent/JPH0625063Y2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58114630A (en) * | 1981-12-28 | 1983-07-08 | Fujitsu Ltd | Logical circuit |
JPS61206317A (en) * | 1985-03-11 | 1986-09-12 | Nec Corp | Field effect transistor logic circuit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02228127A (en) * | 1989-03-01 | 1990-09-11 | Sumitomo Electric Ind Ltd | Semiconductor logic circuit |
Also Published As
Publication number | Publication date |
---|---|
JPH0625063Y2 (en) | 1994-06-29 |
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