JPS63156120U - - Google Patents
Info
- Publication number
- JPS63156120U JPS63156120U JP4773087U JP4773087U JPS63156120U JP S63156120 U JPS63156120 U JP S63156120U JP 4773087 U JP4773087 U JP 4773087U JP 4773087 U JP4773087 U JP 4773087U JP S63156120 U JPS63156120 U JP S63156120U
- Authority
- JP
- Japan
- Prior art keywords
- varying
- control circuit
- clock control
- filter
- switch
- 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 1
- 238000005070 sampling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Filters That Use Time-Delay Elements (AREA)
Description
第１図は本考案による多重化フイルタの一実施
例を示すブロツク図、第２図は第１図における多
重化フイルタの構成例を示す回路図、第３図は第
２図における各アナログスイツチを駆動する可変
サンプリングクロツクのタイムチヤート、第４図
は従来の多重化フイルタの一例を示すブロツク図
、第５図は第４図における多重化フイルタの構成
例を示す回路図である。
１……スイツチトキヤパシタフイルタ、２……
スイツチトレジスタ回路、３……クロツク制御回
路。
FIG. 1 is a block diagram showing an embodiment of the multiplexing filter according to the present invention, FIG. 2 is a circuit diagram showing an example of the configuration of the multiplexing filter in FIG. 1, and FIG. 3 shows each analog switch in FIG. FIG. 4 is a block diagram showing an example of a conventional multiplexing filter, and FIG. 5 is a circuit diagram showing an example of the configuration of the multiplexing filter in FIG. 4. 1... Switch capacity filter, 2...
Switch register circuit, 3...clock control circuit.
Claims (1)
回路と、このクロツク制御回路によりカツトオフ
周波数を可変としたスイツチトキヤパシタフイル
タおよびスイツチトレジスタ回路を設け、モノリ
シツクＩＣ化されたことを特徴とする多重化フイ
ルタ。 1. A multiplexed filter comprising a clock control circuit for varying a sampling frequency, a switch capacitor filter and a switch register circuit for varying a cutoff frequency by the clock control circuit, and formed into a monolithic IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4773087U JPS63156120U (en) | 1987-04-01 | 1987-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4773087U JPS63156120U (en) | 1987-04-01 | 1987-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156120U true JPS63156120U (en) | 1988-10-13 |
Family
ID=30868611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4773087U Pending JPS63156120U (en) | 1987-04-01 | 1987-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156120U (en) |
-
1987
- 1987-04-01 JP JP4773087U patent/JPS63156120U/ja active Pending