JPH02112032U - - Google Patents

Info

Publication number
JPH02112032U
JPH02112032U JP2113189U JP2113189U JPH02112032U JP H02112032 U JPH02112032 U JP H02112032U JP 2113189 U JP2113189 U JP 2113189U JP 2113189 U JP2113189 U JP 2113189U JP H02112032 U JPH02112032 U JP H02112032U
Authority
JP
Japan
Prior art keywords
transistor
turned
control means
pair
switching transistors
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
Application number
JP2113189U
Other languages
Japanese (ja)
Other versions
JPH0735458Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989021131U priority Critical patent/JPH0735458Y2/en
Publication of JPH02112032U publication Critical patent/JPH02112032U/ja
Application granted granted Critical
Publication of JPH0735458Y2 publication Critical patent/JPH0735458Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Analogue/Digital Conversion (AREA)
  • Electronic Switches (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例の回路図、第２図
は従来例を示す図である。 １は電源端子、２１〜２ｎは入力端子、４は出
力端子、ＣＮ１〜ＣＮｎは定電流源回路、Ｉ１〜
Ｉｎはインバータ回路、Ｔ１１〜Ｔ１８，Ｔｎ１
〜Ｔｎ８はトランジスタである。 FIG. 1 is a circuit diagram of one embodiment of this invention, and FIG. 2 is a diagram showing a conventional example. 1 is a power supply terminal, 2 1 - 2 n are input terminals, 4 is an output terminal, CN 1 - CN n are constant current source circuits, I 1 -
I n is an inverter circuit, T 11 to T 18 , Tn 1
 ~Tn 8 is a transistor.

Claims (1)

【実用新案登録請求の範囲】 電源端子に接続される一対のスイツチング用の
トランジスタを有するスイツチング回路と、 インバータ回路を介して入力信号が供給され、
この入力信号の反転信号に応じて上記一対のスイ
ツチング用のトランジスタのうちの一方のトラン
ジスタのオン・オフを制御する第１の制御手段と
、 上記入力信号が供給され、この入力信号に応じ
て上記一対のスイツチング用のトランジスタのう
ちの他方のトランジスタのオン・オフを制御する
第２の制御手段とを備え、 上記第２の制御手段は、上記第１の制御手段か
らの制御信号に応答して、上記一方のトランジス
タがオンとなるまでは上記他方のトランジスタが
オフとなることを禁止する手段を有し、上記他方
のトランジスタがオフとなるときには、上記一方
のトランジスタは確実にオンとなつているように
したＤ／Ａ変換回路。[Claims for Utility Model Registration] An input signal is supplied via a switching circuit having a pair of switching transistors connected to a power supply terminal and an inverter circuit,
a first control means for controlling on/off of one of the pair of switching transistors in response to an inverted signal of the input signal; and a second control means for controlling on/off of the other transistor of the pair of switching transistors, the second control means being responsive to the control signal from the first control means. , comprising means for prohibiting the other transistor from being turned off until the one transistor is turned on, and when the other transistor is turned off, the one transistor is surely turned on. A D/A conversion circuit designed like this.
JP1989021131U 1989-02-23 1989-02-23 D / A conversion circuit Expired - Lifetime JPH0735458Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989021131U JPH0735458Y2 (en) 1989-02-23 1989-02-23 D / A conversion circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989021131U JPH0735458Y2 (en) 1989-02-23 1989-02-23 D / A conversion circuit

Publications (2)

Publication Number Publication Date
JPH02112032U true JPH02112032U (en) 1990-09-07
JPH0735458Y2 JPH0735458Y2 (en) 1995-08-09

Family

ID=31238089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989021131U Expired - Lifetime JPH0735458Y2 (en) 1989-02-23 1989-02-23 D / A conversion circuit

Country Status (1)

Country Link
JP (1) JPH0735458Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0774605A (en) * 1993-07-12 1995-03-17 Nec Corp Current switch circuit for d/a converter
JPH08162928A (en) * 1994-12-08 1996-06-21 Nec Corp Current switching circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153438A (en) * 1974-11-06 1976-05-11 Matsushita Electric Ind Co Ltd Sohogata mos ronrishingozofukukairo
JPS6055723A (en) * 1983-09-07 1985-04-01 Hitachi Ltd Current switching circuit
JPS60139020A (en) * 1983-12-27 1985-07-23 Toshiba Corp Voltage converting circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153438A (en) * 1974-11-06 1976-05-11 Matsushita Electric Ind Co Ltd Sohogata mos ronrishingozofukukairo
JPS6055723A (en) * 1983-09-07 1985-04-01 Hitachi Ltd Current switching circuit
JPS60139020A (en) * 1983-12-27 1985-07-23 Toshiba Corp Voltage converting circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0774605A (en) * 1993-07-12 1995-03-17 Nec Corp Current switch circuit for d/a converter
JPH08162928A (en) * 1994-12-08 1996-06-21 Nec Corp Current switching circuit

Also Published As

Publication number Publication date
JPH0735458Y2 (en) 1995-08-09

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term