JPH0361340U - - Google Patents
Info
- Publication number
- JPH0361340U JPH0361340U JP12255389U JP12255389U JPH0361340U JP H0361340 U JPH0361340 U JP H0361340U JP 12255389 U JP12255389 U JP 12255389U JP 12255389 U JP12255389 U JP 12255389U JP H0361340 U JPH0361340 U JP H0361340U
- Authority
- JP
- Japan
- Prior art keywords
- logic circuit
- power supply
- circuit
- custom lsi
- internal logic
- 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
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Logic Circuits (AREA)
Description
第１図は本考案の一実施例を示すカスタムＬＳ
Ｉの回路構成図、第２図は従来のカスタムＬＳＩ
の回路構成図、第３図はＣＭＯＳ論理回路の電源
電圧に対する遅延時間特性図である。
１……電源電圧供給線、２……グラウンド線、
３……入力用論理回路、４……内部用論理回路、
５……出力用論理回路、６……安定化電源回路、
７……安定化電源供給線である。なお、図中同一
符号は同一、又は相当部分を示す。
Figure 1 shows a custom LS that shows one embodiment of the present invention.
The circuit configuration diagram of I, Figure 2 is a conventional custom LSI
FIG. 3 is a diagram showing delay time characteristics with respect to power supply voltage of a CMOS logic circuit. 1... Power supply voltage supply line, 2... Ground line,
3...Input logic circuit, 4...Internal logic circuit,
5...Output logic circuit, 6...Stabilized power supply circuit,
7...Stabilized power supply line. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
されたカスタムＬＳＩにおいて、外部から供給さ
れる電源電圧を内部用論理回路に安定化して供給
する電源回路を内蔵したことを特徴とするカスタ
ムＬＳＩ。 A custom LSI comprising an input/output logic circuit and an internal logic circuit, characterized in that the custom LSI has a built-in power supply circuit that stabilizes and supplies power supply voltage supplied from the outside to the internal logic circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12255389U JPH0361340U (en) | 1989-10-19 | 1989-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12255389U JPH0361340U (en) | 1989-10-19 | 1989-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361340U true JPH0361340U (en) | 1991-06-17 |
Family
ID=31670549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12255389U Pending JPH0361340U (en) | 1989-10-19 | 1989-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361340U (en) |
-
1989
- 1989-10-19 JP JP12255389U patent/JPH0361340U/ja active Pending