JPS6370739U - - Google Patents
Info
- Publication number
- JPS6370739U JPS6370739U JP16610186U JP16610186U JPS6370739U JP S6370739 U JPS6370739 U JP S6370739U JP 16610186 U JP16610186 U JP 16610186U JP 16610186 U JP16610186 U JP 16610186U JP S6370739 U JPS6370739 U JP S6370739U
- Authority
- JP
- Japan
- Prior art keywords
- phase input
- inputs
- input terminal
- comparison circuit
- converter
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１図は本考案の一実施例を示す電気回路図、
第２図は第１図の要部回路図、第３図は従来例を
示す電気回路図である。
１……Ａ／Ｄ変換器（マイクロコンピユータ）
、３……基準電圧端子、６……入力端子、ＩＣ１
……比較回路、ＩＣ２……比較回路、Ｄ１……ダ
イオード、Ｄ２……ダイオード。
FIG. 1 is an electrical circuit diagram showing an embodiment of the present invention;
FIG. 2 is a circuit diagram of the main part of FIG. 1, and FIG. 3 is an electric circuit diagram showing a conventional example. 1...A/D converter (microcomputer)
, 3...Reference voltage terminal, 6...Input terminal, IC1
... Comparison circuit, IC2 ... Comparison circuit, D1 ... Diode, D2 ... Diode.
Claims (1)
路と、基準電圧を正相入力端子に入力する比較回
路とを備え、両比較回路の出力端子をそれぞれ逆
接続ダイオードを介してＡ／Ｄ変換器の入力端子
に共通に接続する一方、両比較回路の負相入力端
子をそれぞれＡ／Ｄ変換器の入力端子に共通に接
続したことを特徴とするＡ／Ｄ変換器。 It is equipped with a comparison circuit that inputs an external voltage signal to the positive phase input terminal, and a comparison circuit that inputs a reference voltage to the positive phase input terminal, and connects the output terminals of both comparison circuits to the A/D converter through reversely connected diodes. An A/D converter characterized in that the negative phase input terminals of both comparison circuits are commonly connected to the input terminals of the A/D converters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16610186U JPS6370739U (en) | 1986-10-28 | 1986-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16610186U JPS6370739U (en) | 1986-10-28 | 1986-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6370739U true JPS6370739U (en) | 1988-05-12 |
Family
ID=31096752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16610186U Pending JPS6370739U (en) | 1986-10-28 | 1986-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6370739U (en) |
-
1986
- 1986-10-28 JP JP16610186U patent/JPS6370739U/ja active Pending