JPH0429239U - - Google Patents
Info
- Publication number
- JPH0429239U JPH0429239U JP6943990U JP6943990U JPH0429239U JP H0429239 U JPH0429239 U JP H0429239U JP 6943990 U JP6943990 U JP 6943990U JP 6943990 U JP6943990 U JP 6943990U JP H0429239 U JPH0429239 U JP H0429239U
- Authority
- JP
- Japan
- Prior art keywords
- mos transistor
- power supply
- supply potential
- output node
- transistor connected
- 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.)
- Pending
Links
- 230000000295 complement effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Logic Circuits (AREA)
- Electronic Switches (AREA)
Description
第１図は本考案の実施例を示す出力ドライバを
用いたトライステート回路の回路図、第２図は従
来の出力ドライバの回路図、第３図は第１図中の
Ｐ−ＭＯＳ８１及びシヨツトキーダイオード８２
の接続関係を示す要部断面図、第４図は本考案の
他の実施例の出力ドライバの回路図である。
８１，８３……第１及び第２のＭＯＳトランジ
スタ、８２……電流遮断手段、Ｎ１……出力ノー
ド、Ｓ１，Ｓ２……第１及び第２の信号、ＶＤＤ
……電源電位、ＧＮＤ……グランド電位。
Figure 1 is a circuit diagram of a tri-state circuit using an output driver showing an embodiment of the present invention, Figure 2 is a circuit diagram of a conventional output driver, and Figure 3 is a diagram of the P-MOS81 and shot shown in Figure 1. key diode 82
FIG. 4 is a circuit diagram of an output driver according to another embodiment of the present invention. 81, 83...First and second MOS transistors, 82...Current cutoff means, N1...Output node, S1, S2...First and second signals, VDD
...Power supply potential, GND...Ground potential.
Claims (1)
、第１の信号に基づきオン・オフ動作する第１の
ＭＯＳトランジスタと、 前記出力ノードと第２の電源電位との間に接続
され、第２の信号に基づき前記第１のＭＯＳトラ
ンジスタに対して相補的にオン・オフ動作する第
２のＭＯＳトランジスタとを、 備えたＣＭＯＳ構成の出力ドライバにおいて、 前記出力ノードから前記第１の電源電位へ流れ
る逆電流を遮断する電流遮断手段を 設けたことを特徴とする出力ドライバ。[Claims for Utility Model Registration] A first MOS transistor connected between a first power supply potential and an output node and turned on and off based on a first signal; and a first MOS transistor connected between the output node and a second power supply potential. a second MOS transistor connected between the output node and the second MOS transistor that operates on and off in a complementary manner to the first MOS transistor based on a second signal; An output driver characterized in that the output driver is provided with current interrupting means for interrupting a reverse current flowing from the source to the first power supply potential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6943990U JPH0429239U (en) | 1990-06-29 | 1990-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6943990U JPH0429239U (en) | 1990-06-29 | 1990-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429239U true JPH0429239U (en) | 1992-03-09 |
Family
ID=31604743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6943990U Pending JPH0429239U (en) | 1990-06-29 | 1990-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429239U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0433442U (en) * | 1990-07-06 | 1992-03-18 | ||
| JPH0678798U (en) * | 1993-03-31 | 1994-11-04 | 住友セメント株式会社 | Temperature measuring device in fluidized bed furnace |
| JP2008078929A (en) * | 2006-09-20 | 2008-04-03 | Kenwood Corp | Interface circuit |
-
1990
- 1990-06-29 JP JP6943990U patent/JPH0429239U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0433442U (en) * | 1990-07-06 | 1992-03-18 | ||
| JPH0678798U (en) * | 1993-03-31 | 1994-11-04 | 住友セメント株式会社 | Temperature measuring device in fluidized bed furnace |
| JP2008078929A (en) * | 2006-09-20 | 2008-04-03 | Kenwood Corp | Interface circuit |