JPS648924B2 - - Google Patents

Info

Publication number
JPS648924B2
JPS648924B2 JP55026541A JP2654180A JPS648924B2 JP S648924 B2 JPS648924 B2 JP S648924B2 JP 55026541 A JP55026541 A JP 55026541A JP 2654180 A JP2654180 A JP 2654180A JP S648924 B2 JPS648924 B2 JP S648924B2
Authority
JP
Japan
Prior art keywords
transistor
collector
emitter
circuit
attenuation
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.)
Expired
Application number
JP55026541A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56123109A (en
Inventor
Tetsuo Sato
Masanori Ienaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2654180A priority Critical patent/JPS56123109A/ja
Publication of JPS56123109A publication Critical patent/JPS56123109A/ja
Publication of JPS648924B2 publication Critical patent/JPS648924B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2654180A 1980-03-05 1980-03-05 Muting circuit Granted JPS56123109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2654180A JPS56123109A (en) 1980-03-05 1980-03-05 Muting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2654180A JPS56123109A (en) 1980-03-05 1980-03-05 Muting circuit

Publications (2)

Publication Number Publication Date
JPS56123109A JPS56123109A (en) 1981-09-28
JPS648924B2 true JPS648924B2 (OSRAM) 1989-02-15

Family

ID=12196352

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2654180A Granted JPS56123109A (en) 1980-03-05 1980-03-05 Muting circuit

Country Status (1)

Country Link
JP (1) JPS56123109A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6240809A (ja) * 1985-08-19 1987-02-21 Sanyo Electric Co Ltd Ａｌｃ回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5148978A (OSRAM) * 1974-10-24 1976-04-27 Nippon Electric Co
JPS51120722U (OSRAM) * 1975-03-27 1976-09-30

Also Published As

Publication number Publication date
JPS56123109A (en) 1981-09-28

Similar Documents

Publication Publication Date Title
US3817794A (en) Method for making high-gain transistors
JPH0797553B2 (ja) Ｎｐｎトランジスタ−の固有降伏電圧より大きい降伏電圧を有するｎｐｎ等価構造
JPS648924B2 (OSRAM)
JPH02130868A (ja) 半導体装置
US3725754A (en) Transistor circuit of compound connection
JPH0528812Y2 (OSRAM)
JPH0656848B2 (ja) ラテラル型トランジスタ
JPS6329835B2 (OSRAM)
JP2833913B2 (ja) バイポーラ集積回路装置
JP3047063B2 (ja) フォトダイオード
JPS6022504B2 (ja) 半導体装置の製造方法
JP2944115B2 (ja) 複合トランジスタ回路装置
JPS63107162A (ja) 縦型ｐｎｐトランジスタ
JP2648027B2 (ja) Ｉｉｌ型半導体装置
JP2517229B2 (ja) 差動増幅回路
JPH0412031B2 (OSRAM)
JPS6348189B2 (OSRAM)
JPS637470B2 (OSRAM)
JPH0130308B2 (OSRAM)
JPS59145569A (ja) マルチコレクタ縦型ｐｎｐトランジスタ
JPH08227941A (ja) 複合半導体素子
JPS61150383A (ja) 半導体装置
JPS59168663A (ja) 半導体集積回路
JPS62109360A (ja) ダ−リントントランジスタの製造方法
JPS63198369A (ja) 半導体装置