JPH0221932U - - Google Patents
Info
- Publication number
- JPH0221932U JPH0221932U JP9956288U JP9956288U JPH0221932U JP H0221932 U JPH0221932 U JP H0221932U JP 9956288 U JP9956288 U JP 9956288U JP 9956288 U JP9956288 U JP 9956288U JP H0221932 U JPH0221932 U JP H0221932U
- Authority
- JP
- Japan
- Prior art keywords
- reference voltage
- terminal
- conversion circuit
- resistor
- voltage source
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１図は本考案に係るＤ／Ａ変換器の一実施例
を示すための構成ブロツク図、第２図は本考案に
係るＤ／Ａ変換器の第２実施例を説明するための
構成ブロツク図、第３図は従来のＤ／Ａ変換器の
構成方法を示す図である。
１１……内部基準電圧源、１３……Ｄ／Ａ変換
回路、１４，１５……外部端子、Ｒ１……抵抗、
Ｖ３……基準電圧入力。
FIG. 1 is a configuration block diagram for showing one embodiment of a D/A converter according to the present invention, and FIG. 2 is a configuration block diagram for explaining a second embodiment of the D/A converter according to the present invention. 3 are diagrams showing a method of configuring a conventional D/A converter. 11... Internal reference voltage source, 13... D/A conversion circuit, 14, 15... External terminal, R 1 ... Resistor,
V3 ...Reference voltage input.
Claims (1)
その他端がＤ／Ａ変換回路の基準電圧入力端子に
関連して接続する抵抗と、この抵抗の前記他端に
接続する外部端子とを備え、直線性測定時にＤ／
Ａ変換回路への基準電圧入力が外部端子を介して
外部基準電圧源の出力に追従するように構成した
ことを特徴とするＤ／Ａ変換器。 a resistor whose one end is connected to the output terminal of the internal reference voltage source and whose other end is connected in relation to the reference voltage input terminal of the D/A conversion circuit; and an external terminal connected to the other end of the resistor; D/ during linearity measurement
A D/A converter characterized in that a reference voltage input to an A conversion circuit is configured to follow an output of an external reference voltage source via an external terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9956288U JPH0221932U (en) | 1988-07-27 | 1988-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9956288U JPH0221932U (en) | 1988-07-27 | 1988-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221932U true JPH0221932U (en) | 1990-02-14 |
Family
ID=31326835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9956288U Pending JPH0221932U (en) | 1988-07-27 | 1988-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221932U (en) |
-
1988
- 1988-07-27 JP JP9956288U patent/JPH0221932U/ja active Pending