JPS59155651U - Function generation circuit - Google Patents
Function generation circuitInfo
- Publication number
- JPS59155651U JPS59155651U JP4904983U JP4904983U JPS59155651U JP S59155651 U JPS59155651 U JP S59155651U JP 4904983 U JP4904983 U JP 4904983U JP 4904983 U JP4904983 U JP 4904983U JP S59155651 U JPS59155651 U JP S59155651U
- Authority
- JP
- Japan
- Prior art keywords
- operational amplifier
- input terminal
- inverting input
- diode
- whose
- 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
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Amplifiers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の関数発生回路を示す回路構成図、第２図
は従来及びこの考案の一実施例による関数発生回路の入
出力電圧特性図、第３図はこの考案の一実施例による関
数発生回路の回路構成図である。
１．２，４，５，６，７，１２，１３，１５゜１６・・
・抵抗、９．１４・・・オペアンプ、１０．１７・・・
ダイオード、１９・・・コンデンサ。なお、図中、同一
符号は同一部分又は相当部分を示す。Fig. 1 is a circuit configuration diagram showing a conventional function generating circuit, Fig. 2 is an input/output voltage characteristic diagram of the conventional function generating circuit and an embodiment of this invention, and Fig. 3 is a function generating circuit according to an embodiment of this invention. FIG. 3 is a circuit configuration diagram of a generation circuit. 1.2,4,5,6,7,12,13,15゜16...
・Resistance, 9.14...Operational amplifier, 10.17...
Diode, 19... capacitor. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
子に印加される第１のオペアンプと、この第１のオペア
ンプの反転入力端子にバイアス電圧を印加する第１のバ
イアス回路と、上記第１のオペアンプにアノードが接続
された第１のダイオードと、上記第１のダイオードのカ
ソードに接続された第２のバイアス回路と、上記第１の
ダイオードのカソードに反転入力端子が接続され、その
非反転入力端子に所定の比較電圧が印加される第２のオ
ペアンプと、上記第１のオペアンプの非反転入力端子に
アノードが接続され、そのカソードが上記第２のオペア
ンプの出力端子に接続された第２のダイオードと、上記
第１のオペアンプの非反転入力端子と大地間に接続され
たコンデンサとを備えた−とを特徴とする関数発生回路
。a first operational amplifier whose input voltage is divided by a predetermined resistance division ratio and applied to the non-inverting input terminal; a first bias circuit which applies a bias voltage to the inverting input terminal of the first operational amplifier; a first diode whose anode is connected to the operational amplifier No. 1; a second bias circuit connected to the cathode of the first diode; and an inverting input terminal connected to the cathode of the first diode; a second operational amplifier whose inverting input terminal is applied with a predetermined comparison voltage; and a second operational amplifier whose anode is connected to the non-inverting input terminal of the first operational amplifier and whose cathode is connected to the output terminal of the second operational amplifier. 1. A function generating circuit comprising: a second diode, and a capacitor connected between the non-inverting input terminal of the first operational amplifier and ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4904983U JPS59155651U (en) | 1983-03-31 | 1983-03-31 | Function generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4904983U JPS59155651U (en) | 1983-03-31 | 1983-03-31 | Function generation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59155651U true JPS59155651U (en) | 1984-10-19 |
Family
ID=30179564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4904983U Pending JPS59155651U (en) | 1983-03-31 | 1983-03-31 | Function generation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59155651U (en) |
-
1983
- 1983-03-31 JP JP4904983U patent/JPS59155651U/en active Pending
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