JPH01165659U - - Google Patents
Info
- Publication number
- JPH01165659U JPH01165659U JP6068588U JP6068588U JPH01165659U JP H01165659 U JPH01165659 U JP H01165659U JP 6068588 U JP6068588 U JP 6068588U JP 6068588 U JP6068588 U JP 6068588U JP H01165659 U JPH01165659 U JP H01165659U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- function setting
- setting terminal
- function
- integrated circuit
- 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 1
Landscapes
- Semiconductor Integrated Circuits (AREA)
Description
第１図は本考案に於ける機能設定端子付集積回
路のブロツク線図である。
１……集積回路、８……入力回路、８ａ……プ
ル・ダウン回路、８ｂ……記憶回路。
FIG. 1 is a block diagram of an integrated circuit with function setting terminals according to the present invention. 1...Integrated circuit, 8...Input circuit, 8a...Pull-down circuit, 8b...Storage circuit.
Claims (1)
定するための機能指定端子を備えた集積回路に於
いて、前記集積回路には前記機能設定端子に接続
されたスイツチ回路と、記憶回路と、読み込み動
作指令回路とを設け、前記記憶回路は読み込み動
作指令回路からの読み込み指令信号によつて、機
能設定端子の電位レベルを記憶するとともに、前
記スイツチ回路は前記読み込み指令回路からの読
み込み指令信号の終了時にオフされる如く構成さ
れたことを特徴とする機能設定端子付集積回路。 In an integrated circuit equipped with a function specifying terminal for specifying a function by selective connection of an external connection pattern, the integrated circuit has a switch circuit connected to the function setting terminal, a memory circuit, and a read operation. A command circuit is provided, the storage circuit stores the potential level of the function setting terminal according to the read command signal from the read operation command circuit, and the switch circuit stores the potential level of the function setting terminal when the read command signal from the read command circuit ends. An integrated circuit with a function setting terminal, characterized in that it is configured to be turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6068588U JPH01165659U (en) | 1988-05-10 | 1988-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6068588U JPH01165659U (en) | 1988-05-10 | 1988-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165659U true JPH01165659U (en) | 1989-11-20 |
Family
ID=31286388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6068588U Pending JPH01165659U (en) | 1988-05-10 | 1988-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03116598A (en) * | 1989-09-29 | 1991-05-17 | Matsushita Electric Ind Co Ltd | Mode switching circuit |
| JP2018060934A (en) * | 2016-10-06 | 2018-04-12 | 矢崎総業株式会社 | Custom IC |
-
1988
- 1988-05-10 JP JP6068588U patent/JPH01165659U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03116598A (en) * | 1989-09-29 | 1991-05-17 | Matsushita Electric Ind Co Ltd | Mode switching circuit |
| JP2018060934A (en) * | 2016-10-06 | 2018-04-12 | 矢崎総業株式会社 | Custom IC |
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