JPS6211299U - - Google Patents
Info
- Publication number
- JPS6211299U JPS6211299U JP10327485U JP10327485U JPS6211299U JP S6211299 U JPS6211299 U JP S6211299U JP 10327485 U JP10327485 U JP 10327485U JP 10327485 U JP10327485 U JP 10327485U JP S6211299 U JPS6211299 U JP S6211299U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- read
- transparent window
- package
- protrusion
- 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
Landscapes
- Non-Volatile Memory (AREA)
Description
第１図ａ，ｂはそれぞれ本考案の紫外線消去型
読出し専用メモリの一実施例を示す側面図、平面
図、第２図は従来の紫外線消去型読出し専用メモ
リの一例を示す側面図である。
１０……パツケージ、２０……透過窓、３０，
４０……突起物。
1A and 1B are a side view and a plan view, respectively, showing an embodiment of an ultraviolet erasable read-only memory according to the present invention, and FIG. 2 is a side view showing an example of a conventional ultraviolet erasable read-only memory. 10...package, 20...transparent window, 30,
40...Protrusion.
Claims (1)
線により記憶内容を消去する読出し専用メモリに
おいて、前記透過窓の周辺部に突起物を有するこ
とを特徴とする紫外線消去型読出し専用メモリ。 What is claimed is: 1. A read-only memory in which stored contents are erased by ultraviolet rays irradiated through a transparent window on a package, the read-only memory having a protrusion on the periphery of the transparent window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10327485U JPS6211299U (en) | 1985-07-05 | 1985-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10327485U JPS6211299U (en) | 1985-07-05 | 1985-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6211299U true JPS6211299U (en) | 1987-01-23 |
Family
ID=30975679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10327485U Pending JPS6211299U (en) | 1985-07-05 | 1985-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6211299U (en) |
-
1985
- 1985-07-05 JP JP10327485U patent/JPS6211299U/ja active Pending
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