JPS53139998A - Integrated circuit for a-d conversion - Google Patents

Integrated circuit for a-d conversion

Info

Publication number
JPS53139998A
JPS53139998A JP5517777A JP5517777A JPS53139998A JP S53139998 A JPS53139998 A JP S53139998A JP 5517777 A JP5517777 A JP 5517777A JP 5517777 A JP5517777 A JP 5517777A JP S53139998 A JPS53139998 A JP S53139998A
Authority
JP
Japan
Prior art keywords
integrated circuit
conversion
driving part
liquid crystal
reduction
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
Application number
JP5517777A
Other languages
Japanese (ja)
Inventor
Takahiro Naka
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP5517777A priority Critical patent/JPS53139998A/en
Publication of JPS53139998A publication Critical patent/JPS53139998A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To reduce the number of parts, simplify driving part and achieve the reduction in cost by providing the zener diode and voltage divider of a power supply circuit within the integrated circuit in a liquid crystal driving part using the integrated circuit for AD conversion.
COPYRIGHT: (C)1978,JPO&Japio
JP5517777A 1977-05-13 1977-05-13 Integrated circuit for a-d conversion Pending JPS53139998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5517777A JPS53139998A (en) 1977-05-13 1977-05-13 Integrated circuit for a-d conversion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5517777A JPS53139998A (en) 1977-05-13 1977-05-13 Integrated circuit for a-d conversion

Publications (1)

Publication Number Publication Date
JPS53139998A true JPS53139998A (en) 1978-12-06

Family

ID=12991434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5517777A Pending JPS53139998A (en) 1977-05-13 1977-05-13 Integrated circuit for a-d conversion

Country Status (1)

Country Link
JP (1) JPS53139998A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5955488A (en) * 1982-09-24 1984-03-30 セイコーエプソン株式会社 Integrated circuit containing liquid crystal voltage
US4657347A (en) * 1985-08-21 1987-04-14 Tokyo Electric Co., Ltd. Liquid crystal display with zener diode

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5955488A (en) * 1982-09-24 1984-03-30 セイコーエプソン株式会社 Integrated circuit containing liquid crystal voltage
JPH0372987B2 (en) * 1982-09-24 1991-11-20 Seiko Epson Corp
US4657347A (en) * 1985-08-21 1987-04-14 Tokyo Electric Co., Ltd. Liquid crystal display with zener diode

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