JPS6032818U - piezoelectric oscillator - Google Patents
piezoelectric oscillatorInfo
- Publication number
- JPS6032818U JPS6032818U JP12480283U JP12480283U JPS6032818U JP S6032818 U JPS6032818 U JP S6032818U JP 12480283 U JP12480283 U JP 12480283U JP 12480283 U JP12480283 U JP 12480283U JP S6032818 U JPS6032818 U JP S6032818U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric oscillator
- circuit
- startup
- diagram showing
- piezoelectric
- 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
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
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図は直列共振抵抗と駆動電流との関係を示す図、第
２図は駆動電圧をパナメータとして負性抵抗の変化を示
す図、第３図は駆動電流と電圧との関係を示す図、第４
図は本考案の一実施例を示すブロック図、第５図は具体
的な回路例を示す図、第６図ａ、 ｂは供給電圧と起動
時間との関係を説明するための図である。
１０・・・・・・水晶発振回路、２０・・・・・・電源
安定化回路、２１・・・・・・電源安定化回路を構成す
る電圧レギュレータ、３０・・・・・・切換回路、４０
・・・・・・波形整形回路、４１・・・・・・波形整形
回路に相当する外部インターフェース回路、５０・・・
・・・出力検出回路、５１・・・・・・出力検出回路を
構成する倍電圧発生回路、Ｘ・・・・・・水晶振動子。
；Ｉｌｏ
；
第４図
と、６ｖFigure 1 is a diagram showing the relationship between series resonant resistance and drive current, Figure 2 is a diagram showing changes in negative resistance using drive voltage as a parameter, Figure 3 is a diagram showing the relationship between drive current and voltage, Fourth
5 is a block diagram showing an embodiment of the present invention, FIG. 5 is a diagram showing a specific circuit example, and FIGS. 6a and 6b are diagrams for explaining the relationship between supply voltage and startup time. 10... Crystal oscillation circuit, 20... Power supply stabilization circuit, 21... Voltage regulator constituting the power supply stabilization circuit, 30... Switching circuit, 40
...Waveform shaping circuit, 41... External interface circuit corresponding to the waveform shaping circuit, 50...
. . . Output detection circuit, 51 . . . Voltage doubler generating circuit constituting the output detection circuit, X . . . Crystal oscillator. ;Ilo ; Figure 4 and 6v
Claims (1)
器において、起動時に発振出力を検出して駆動電圧レベ
ルを起動時の高レベルから定常レベルに切換える切換回
路を設けたことを特徴とする圧電発振器。A piezoelectric oscillator using a piezoelectric vibrator as an oscillation frequency determining element, characterized in that the piezoelectric oscillator is provided with a switching circuit that detects an oscillation output at startup and switches the drive voltage level from a high level at startup to a steady level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12480283U JPS6032818U (en) | 1983-08-11 | 1983-08-11 | piezoelectric oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12480283U JPS6032818U (en) | 1983-08-11 | 1983-08-11 | piezoelectric oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6032818U true JPS6032818U (en) | 1985-03-06 |
Family
ID=30284367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12480283U Pending JPS6032818U (en) | 1983-08-11 | 1983-08-11 | piezoelectric oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6032818U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219052A (en) * | 1975-08-06 | 1977-01-14 | Seiko Instr & Electronics Ltd | Low current-consumption crystal oscillator circuit device |
| JPS54151357A (en) * | 1978-05-19 | 1979-11-28 | Seiko Instr & Electronics Ltd | Crystal oscillator for wrist watch |
| JPS579525A (en) * | 1980-01-21 | 1982-01-19 | Ulmic Sa | Method and apparatus for manufacturing member by extrusion molding |
-
1983
- 1983-08-11 JP JP12480283U patent/JPS6032818U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219052A (en) * | 1975-08-06 | 1977-01-14 | Seiko Instr & Electronics Ltd | Low current-consumption crystal oscillator circuit device |
| JPS54151357A (en) * | 1978-05-19 | 1979-11-28 | Seiko Instr & Electronics Ltd | Crystal oscillator for wrist watch |
| JPS579525A (en) * | 1980-01-21 | 1982-01-19 | Ulmic Sa | Method and apparatus for manufacturing member by extrusion molding |
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