JPH02100323U - - Google Patents
Info
- Publication number
- JPH02100323U JPH02100323U JP918089U JP918089U JPH02100323U JP H02100323 U JPH02100323 U JP H02100323U JP 918089 U JP918089 U JP 918089U JP 918089 U JP918089 U JP 918089U JP H02100323 U JPH02100323 U JP H02100323U
- Authority
- JP
- Japan
- Prior art keywords
- external output
- mos amplifier
- current
- oscillation circuit
- crystal
- 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
- 239000013078 crystal Substances 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図は本考案の一実施例に係る水晶発振回路
の構成を示す回路図、第２図ａ，ｂ，ｃは第１図
の水晶発振回路の各部における波形を示す波形図
である。
１…水晶振動子、２…インバータ、３…Ｐ―Ｍ
ＯＳ形ＦＥＴ、４…Ｎ―ＭＯＳ形ＦＥＴ、５…電
源、６…出力端子、Ｒ２…電流検出用抵抗、Ｃ３
…直流阻止用コンデンサ。
FIG. 1 is a circuit diagram showing the configuration of a crystal oscillation circuit according to an embodiment of the present invention, and FIGS. 2a, b, and c are waveform diagrams showing waveforms at various parts of the crystal oscillation circuit of FIG. 1. 1...Crystal resonator, 2...Inverter, 3...P-M
OS type FET, 4...N-MOS type FET, 5...power supply, 6...output terminal, R2 ...current detection resistor, C3
...DC blocking capacitor.
Claims (1)
ＭＯＳ増幅器の出力を帰還させてなる水晶発振回
路において、 Ｃ―ＭＯＳ増幅器の一対のＦＥＴに導通する電
流を検出し、この電流に同期した外部出力信号を
生成する外部出力生成部を具備したことを特徴と
する水晶発振回路。[Claims for Utility Model Registration] C-
A crystal oscillator circuit that feeds back the output of a MOS amplifier is equipped with an external output generation section that detects the current flowing through a pair of FETs of the C-MOS amplifier and generates an external output signal synchronized with this current. Features a crystal oscillation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP918089U JPH02100323U (en) | 1989-01-27 | 1989-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP918089U JPH02100323U (en) | 1989-01-27 | 1989-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02100323U true JPH02100323U (en) | 1990-08-09 |
Family
ID=31215705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP918089U Pending JPH02100323U (en) | 1989-01-27 | 1989-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02100323U (en) |
-
1989
- 1989-01-27 JP JP918089U patent/JPH02100323U/ja active Pending