JPS58139738U - Digital-to-analog conversion circuit - Google Patents
Digital-to-analog conversion circuitInfo
- Publication number
- JPS58139738U JPS58139738U JP3629382U JP3629382U JPS58139738U JP S58139738 U JPS58139738 U JP S58139738U JP 3629382 U JP3629382 U JP 3629382U JP 3629382 U JP3629382 U JP 3629382U JP S58139738 U JPS58139738 U JP S58139738U
- Authority
- JP
- Japan
- Prior art keywords
- digital
- output signal
- conversion circuit
- analog
- analog output
- 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
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
図面は本考案の実施例を示す回路構成図である。。
符号の説明、１・・・ＲＡＭ、２・・・演算回路、３・
・・切換スイッチ、４・・・カウンタ、５・・・制御回
路、６・・・Ｄ／Ａ変換器、７・・・スイッチング回路
、８・・・ＬＰＦ、９・・・比較器、１０・・・基準電
圧回路。The drawing is a circuit configuration diagram showing an embodiment of the present invention. . Explanation of symbols, 1...RAM, 2...Arithmetic circuit, 3.
... Selector switch, 4... Counter, 5... Control circuit, 6... D/A converter, 7... Switching circuit, 8... LPF, 9... Comparator, 10. ...Reference voltage circuit.
Claims (1)
ッチング回路によりＬチャンネルアナログ出力信号とＲ
チャンネルアナログ出力信号に振り分けるも前記Ｌチャ
ンネルアナログ出力信号と前記Ｒチャンネルアナログ出
力信号のそれぞれに対して前記ディジタル−アナログ変
換器に入力されるディジタル信号に対応した基準電圧値
との差分を休出する比較器を具備し、該比較器の出力に
より前記ディジタル−アナログ変換器め前記ディジタル
信号に対応する前記アナログ出力信号を制御し得るよう
に構成してなることを特徴とするディジタル−アナログ
変換回路。The analog output signal of the digital-to-analog converter is converted into an L channel analog output signal and an R channel analog output signal by a switching circuit.
The difference between the reference voltage value corresponding to the digital signal input to the digital-to-analog converter is calculated for each of the L channel analog output signal and the R channel analog output signal. A digital-to-analog conversion circuit comprising a comparator, and configured to control the analog output signal corresponding to the digital signal from the digital-to-analog converter by the output of the comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3629382U JPS58139738U (en) | 1982-03-17 | 1982-03-17 | Digital-to-analog conversion circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3629382U JPS58139738U (en) | 1982-03-17 | 1982-03-17 | Digital-to-analog conversion circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58139738U true JPS58139738U (en) | 1983-09-20 |
Family
ID=30047729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3629382U Pending JPS58139738U (en) | 1982-03-17 | 1982-03-17 | Digital-to-analog conversion circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58139738U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5673925A (en) * | 1979-11-21 | 1981-06-19 | Hitachi Ltd | Storage device for linear error |
-
1982
- 1982-03-17 JP JP3629382U patent/JPS58139738U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5673925A (en) * | 1979-11-21 | 1981-06-19 | Hitachi Ltd | Storage device for linear error |
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