JPS52108762A - Frequency division circuit - Google Patents

Frequency division circuit

Info

Publication number
JPS52108762A
JPS52108762A JP2465176A JP2465176A JPS52108762A JP S52108762 A JPS52108762 A JP S52108762A JP 2465176 A JP2465176 A JP 2465176A JP 2465176 A JP2465176 A JP 2465176A JP S52108762 A JPS52108762 A JP S52108762A
Authority
JP
Japan
Prior art keywords
frequency division
division circuit
several
division number
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
Application number
JP2465176A
Other languages
Japanese (ja)
Inventor
Shigekichi Tanaka
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP2465176A priority Critical patent/JPS52108762A/en
Publication of JPS52108762A publication Critical patent/JPS52108762A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
    • H03K23/665—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by presetting

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

PURPOSE:To obtain the frequency division circuit whose frequency division number is large, and which can continuously vary the frequency division number, by connecting one or several FF's and several gate circuits to one counter circuit.
JP2465176A 1976-03-09 1976-03-09 Frequency division circuit Pending JPS52108762A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2465176A JPS52108762A (en) 1976-03-09 1976-03-09 Frequency division circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2465176A JPS52108762A (en) 1976-03-09 1976-03-09 Frequency division circuit

Publications (1)

Publication Number Publication Date
JPS52108762A true JPS52108762A (en) 1977-09-12

Family

ID=12144032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2465176A Pending JPS52108762A (en) 1976-03-09 1976-03-09 Frequency division circuit

Country Status (1)

Country Link
JP (1) JPS52108762A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57145438A (en) * 1981-03-04 1982-09-08 Matsushita Electric Ind Co Ltd Frequency dividing circuit
JPS61121030U (en) * 1985-01-16 1986-07-30
JPS634717A (en) * 1986-06-25 1988-01-09 Hitachi Ltd Frequency division circuit
JPS63260222A (en) * 1987-04-16 1988-10-27 Fujitsu Ltd Clock frequency division circuit
JPS6477223A (en) * 1987-09-18 1989-03-23 Hitachi Ltd Frequency dividing circuit
WO2012035800A1 (en) * 2010-09-15 2012-03-22 シャープ株式会社 Frequency division circuit and pll circuit comprising same and semiconductor integrated circuit
JP2012085265A (en) * 2010-09-15 2012-04-26 Sharp Corp Frequency divider circuit, and pll circuit and semiconductor integrated circuit having the same

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57145438A (en) * 1981-03-04 1982-09-08 Matsushita Electric Ind Co Ltd Frequency dividing circuit
JPS6339168B2 (en) * 1981-03-04 1988-08-03 Matsushita Electric Ind Co Ltd
JPS61121030U (en) * 1985-01-16 1986-07-30
JPS634717A (en) * 1986-06-25 1988-01-09 Hitachi Ltd Frequency division circuit
JPS63260222A (en) * 1987-04-16 1988-10-27 Fujitsu Ltd Clock frequency division circuit
JPS6477223A (en) * 1987-09-18 1989-03-23 Hitachi Ltd Frequency dividing circuit
WO2012035800A1 (en) * 2010-09-15 2012-03-22 シャープ株式会社 Frequency division circuit and pll circuit comprising same and semiconductor integrated circuit
JP2012085265A (en) * 2010-09-15 2012-04-26 Sharp Corp Frequency divider circuit, and pll circuit and semiconductor integrated circuit having the same

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