JPS5896322A - 電圧低下検知回路 - Google Patents

電圧低下検知回路

Info

Publication number
JPS5896322A
JPS5896322A JP56194216A JP19421681A JPS5896322A JP S5896322 A JPS5896322 A JP S5896322A JP 56194216 A JP56194216 A JP 56194216A JP 19421681 A JP19421681 A JP 19421681A JP S5896322 A JPS5896322 A JP S5896322A
Authority
JP
Japan
Prior art keywords
transistor
voltage
voltage drop
collector
input terminal
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.)
Granted
Application number
JP56194216A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6411966B2 (enExample
Inventor
Yoshizo Kumagai
義三 熊谷
Yukiya Higuchi
行弥 樋口
Masumi Yamaguchi
山口　増海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Priority to JP56194216A priority Critical patent/JPS5896322A/ja
Publication of JPS5896322A publication Critical patent/JPS5896322A/ja
Publication of JPS6411966B2 publication Critical patent/JPS6411966B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power Sources (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Direct Current Feeding And Distribution (AREA)
JP56194216A 1981-12-01 1981-12-01 電圧低下検知回路 Granted JPS5896322A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56194216A JPS5896322A (ja) 1981-12-01 1981-12-01 電圧低下検知回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56194216A JPS5896322A (ja) 1981-12-01 1981-12-01 電圧低下検知回路

Publications (2)

Publication Number Publication Date
JPS5896322A true JPS5896322A (ja) 1983-06-08
JPS6411966B2 JPS6411966B2 (enExample) 1989-02-28

Family

ID=16320879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56194216A Granted JPS5896322A (ja) 1981-12-01 1981-12-01 電圧低下検知回路

Country Status (1)

Country Link
JP (1) JPS5896322A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107122A (ja) * 1983-11-14 1985-06-12 Mitsubishi Electric Corp 電源電圧低下検出回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107122A (ja) * 1983-11-14 1985-06-12 Mitsubishi Electric Corp 電源電圧低下検出回路

Also Published As

Publication number Publication date
JPS6411966B2 (enExample) 1989-02-28

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