JPS60173199U - IC memory unit - Google Patents
IC memory unitInfo
- Publication number
- JPS60173199U JPS60173199U JP5851884U JP5851884U JPS60173199U JP S60173199 U JPS60173199 U JP S60173199U JP 5851884 U JP5851884 U JP 5851884U JP 5851884 U JP5851884 U JP 5851884U JP S60173199 U JPS60173199 U JP S60173199U
- Authority
- JP
- Japan
- Prior art keywords
- memory unit
- memory
- block
- memories
- selecting
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案のブロック図、第2図は第1図に示した
PK選択回路の回路図、第3図、第4図は本考案の他の
実施例を示すブロック図である。
1・・・同時セレクトライーン、2・・・アドレスバス
、3・・・メモリPK、 4・・・PK選択回路、5・
・・PKアドレス選択回路、6・・・同時セレクトライ
ンA、?・・・同時セレクトラインB、8・・・メモリ
ブロックA19・・・メモリブロックB110・・・R
AMブロックA111・・・RAMブロックB112・
・・RAMブロックC113・・−RAMブロックB1
14・・・インバータ、i 5−ANDゲー ト、16
・・・″′c5Rゲート。FIG. 1 is a block diagram of the present invention, FIG. 2 is a circuit diagram of the PK selection circuit shown in FIG. 1, and FIGS. 3 and 4 are block diagrams showing other embodiments of the present invention. 1... Simultaneous selection line, 2... Address bus, 3... Memory PK, 4... PK selection circuit, 5...
...PK address selection circuit, 6...simultaneous selection line A, ? ...Simultaneous selection line B, 8...Memory block A19...Memory block B110...R
AM block A111...RAM block B112...
...RAM block C113...-RAM block B1
14...Inverter, i5-AND gate, 16
...'''c5R gate.
Claims (1)
PKからなるICメモリユニットにおいて、アドレス信
号とは別にメモリPKを選択することが可能な信号ライ
ンを設けたことを特徴とするICメモリユニット。1. An IC memory unit comprising a plurality of memories PK selected by individual address signals, the IC memory unit comprising a signal line capable of selecting a memory PK separately from the address signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5851884U JPS60173199U (en) | 1984-04-23 | 1984-04-23 | IC memory unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5851884U JPS60173199U (en) | 1984-04-23 | 1984-04-23 | IC memory unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60173199U true JPS60173199U (en) | 1985-11-16 |
Family
ID=30584093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5851884U Pending JPS60173199U (en) | 1984-04-23 | 1984-04-23 | IC memory unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60173199U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09190145A (en) * | 1996-01-09 | 1997-07-22 | Canon Inc | Electrophotographic image forming device and process cartridge |
-
1984
- 1984-04-23 JP JP5851884U patent/JPS60173199U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09190145A (en) * | 1996-01-09 | 1997-07-22 | Canon Inc | Electrophotographic image forming device and process cartridge |
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