FR2398415A1 - Integrated circuit D=A converter - compares output of decoder whose input is connected to cascade counter with stored digital input and integrates result to give analog output - Google Patents
Integrated circuit D=A converter - compares output of decoder whose input is connected to cascade counter with stored digital input and integrates result to give analog outputInfo
- Publication number
- FR2398415A1 FR2398415A1 FR7819405A FR7819405A FR2398415A1 FR 2398415 A1 FR2398415 A1 FR 2398415A1 FR 7819405 A FR7819405 A FR 7819405A FR 7819405 A FR7819405 A FR 7819405A FR 2398415 A1 FR2398415 A1 FR 2398415A1
- Authority
- FR
- France
- Prior art keywords
- output
- converter
- integrated circuit
- stored digital
- digital input
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/82—Digital/analogue converters with intermediate conversion to time interval
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
The D/A converter has a digital input circuit (19) whose outputs are connected via a register (20) to a comparator (16). The register's outputs are compared with those from a decoder (3) and the result is integrated (17) to form the analog output (18a). The decoder's inputs are connected to a cascade counter (6) driven by an oscillator (5). Several comparator/register/input circuit units (2a, 2b...2n) are connected to the same decoder's output. The advantage lies in simplicity and in being capable of integration using LSI techniques.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81764077A | 1977-07-21 | 1977-07-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2398415A1 true FR2398415A1 (en) | 1979-02-16 |
FR2398415B1 FR2398415B1 (en) | 1980-10-10 |
Family
ID=25223529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7819405A Granted FR2398415A1 (en) | 1977-07-21 | 1978-06-20 | Integrated circuit D=A converter - compares output of decoder whose input is connected to cascade counter with stored digital input and integrates result to give analog output |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5422753A (en) |
DE (1) | DE2828126A1 (en) |
FR (1) | FR2398415A1 (en) |
IT (1) | IT1112276B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2471085A1 (en) * | 1979-11-30 | 1981-06-12 | Rca Corp | DEVICE FOR CONVERTING THE CONTENT OF A REGULAR-FORMING MEANS INTO AN IMPULSE SIGNAL IN A TELEVISION RECEIVER SYSTEM |
EP0058064A2 (en) * | 1981-02-05 | 1982-08-18 | Matsushita Electric Industrial Co., Ltd. | Digital-to-analog conversion apparatus |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6288433A (en) * | 1985-10-15 | 1987-04-22 | Matsushita Electric Ind Co Ltd | Digital-analog converter |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2319986A1 (en) * | 1973-04-19 | 1974-11-07 | Texas Instruments Deutschland | DIGITAL-ANALOGUE CONVERTER |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5157280A (en) * | 1974-11-15 | 1976-05-19 | Matsushita Electric Ind Co Ltd | dda henkanki |
-
1978
- 1978-06-20 FR FR7819405A patent/FR2398415A1/en active Granted
- 1978-06-26 JP JP7661078A patent/JPS5422753A/en active Pending
- 1978-06-27 DE DE19782828126 patent/DE2828126A1/en not_active Withdrawn
- 1978-06-28 IT IT25053/78A patent/IT1112276B/en active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2319986A1 (en) * | 1973-04-19 | 1974-11-07 | Texas Instruments Deutschland | DIGITAL-ANALOGUE CONVERTER |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2471085A1 (en) * | 1979-11-30 | 1981-06-12 | Rca Corp | DEVICE FOR CONVERTING THE CONTENT OF A REGULAR-FORMING MEANS INTO AN IMPULSE SIGNAL IN A TELEVISION RECEIVER SYSTEM |
EP0058064A2 (en) * | 1981-02-05 | 1982-08-18 | Matsushita Electric Industrial Co., Ltd. | Digital-to-analog conversion apparatus |
EP0058064A3 (en) * | 1981-02-05 | 1984-06-20 | Matsushita Electric Industrial Co., Ltd. | Digital-to-analog conversion apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPS5422753A (en) | 1979-02-20 |
IT7825053A0 (en) | 1978-06-28 |
IT1112276B (en) | 1986-01-13 |
DE2828126A1 (en) | 1979-02-01 |
FR2398415B1 (en) | 1980-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |