JPH0461936U - - Google Patents
Info
- Publication number
- JPH0461936U JPH0461936U JP10460690U JP10460690U JPH0461936U JP H0461936 U JPH0461936 U JP H0461936U JP 10460690 U JP10460690 U JP 10460690U JP 10460690 U JP10460690 U JP 10460690U JP H0461936 U JPH0461936 U JP H0461936U
- Authority
- JP
- Japan
- Prior art keywords
- ladder
- resistance network
- shaped resistance
- converter
- current 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Analogue/Digital Conversion (AREA)
Description
第１図は本考案の一実施例の回路図である。
１……Ｄ−Ａコンバータ本体、２Ａ〜２Ｄ……
デイジタル入力端子、３Ａ〜３Ｄ……スイツチ、
４……重みづけ用定電流源、５……アイドリング
用定電流源、６Ａ〜６Ｄ……重みづけ用抵抗、７
……コンデンサ、８……バツフアアンプ。
FIG. 1 is a circuit diagram of an embodiment of the present invention. 1...D-A converter main body, 2A to 2D...
Digital input terminal, 3A to 3D... switch,
4... Constant current source for weighting, 5... Constant current source for idling, 6A to 6D... Resistor for weighting, 7
... Capacitor, 8... Buffer amplifier.
Claims (1)
抵抗回路網のそれぞれの抵抗にあらかじめアイド
リング用定電流源からＤＣバイアスを与えておき
、前記はしご形抵抗回路網の出力をコンデンサを
介してバツフアアンプに接続することを特徴とす
るＤ−Ａコンバータ。 In a parallel D-A converter, a DC bias is applied in advance to each resistor of the ladder-shaped resistance network from a constant current source for idling, and the output of the ladder-shaped resistance network is connected to a buffer amplifier via a capacitor. A D-A converter characterized by the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10460690U JPH0461936U (en) | 1990-10-04 | 1990-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10460690U JPH0461936U (en) | 1990-10-04 | 1990-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461936U true JPH0461936U (en) | 1992-05-27 |
Family
ID=31849951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10460690U Pending JPH0461936U (en) | 1990-10-04 | 1990-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461936U (en) |
-
1990
- 1990-10-04 JP JP10460690U patent/JPH0461936U/ja active Pending