JPH02108365U - - Google Patents
Info
- Publication number
- JPH02108365U JPH02108365U JP1746489U JP1746489U JPH02108365U JP H02108365 U JPH02108365 U JP H02108365U JP 1746489 U JP1746489 U JP 1746489U JP 1746489 U JP1746489 U JP 1746489U JP H02108365 U JPH02108365 U JP H02108365U
- Authority
- JP
- Japan
- Prior art keywords
- input connector
- power input
- analog circuit
- power line
- power
- 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 2
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Logic Circuits (AREA)
- Amplifiers (AREA)
Description
第１図は本考案の一実施例のパツケージを示す
回路図、第２図は従来のパツケージを示す回路図
である。
１……多層プリント配線板、１１……アナログ
回路、１２……デイジタル回路、１３……電源入
力コネクタ、２１，２３，３１……コイル、２２
，２４，３２，３３……コンデンサ、２５，２６
，２７，３４……ダイオード。
FIG. 1 is a circuit diagram showing a package according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional package. DESCRIPTION OF SYMBOLS 1... Multilayer printed wiring board, 11... Analog circuit, 12... Digital circuit, 13... Power input connector, 21, 23, 31... Coil, 22
, 24, 32, 33... Capacitor, 25, 26
, 27, 34...diode.
Claims (1)
クタとをプリント配線板上に備え、前記アナログ
回路と前記デイジタル回路とが、前記電源入力コ
ネクタからの電源ラインで動作するようにしたパ
ツケージにおいて、前記デイジタル回路によつて
発生したノイズが前記アナログ回路に回り込むの
を低減するように、前記電源入力コネクタと前記
アナログ回路との間の電源ライン、及び前記電源
入力コネクタと前記デイジタル回路との間の電源
ラインに、それぞれフイルタを設けたことを特徴
とするパツケージ。 In a package including an analog circuit, a digital circuit, and a power input connector on a printed wiring board, the analog circuit and the digital circuit operate on a power line from the power input connector, The power line between the power input connector and the analog circuit, and the power line between the power input connector and the digital circuit are connected to the power line between the power input connector and the analog circuit, and the power line between the power input connector and the digital circuit, respectively, so as to reduce the noise generated by the power input connector and the analog circuit. A package cage characterized by being equipped with a filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1746489U JPH02108365U (en) | 1989-02-17 | 1989-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1746489U JPH02108365U (en) | 1989-02-17 | 1989-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02108365U true JPH02108365U (en) | 1990-08-29 |
Family
ID=31231269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1746489U Pending JPH02108365U (en) | 1989-02-17 | 1989-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02108365U (en) |
-
1989
- 1989-02-17 JP JP1746489U patent/JPH02108365U/ja active Pending