|
|
|
|
| Square-wave Generator |
 |
|
|
Oscillators Circuit Relate |
|
|
|
| Square wares can be generated by a variety ot op amp circuit where the op amp is configured as a comparator (with positiv feedback) and capaciytors is chared and discharged |
| The circuit in figure 1 is an op amp with positive feedback |
|
|
|
| |
 |
|
|
|
|
Figure 1. Schematics of Square-wave Generator |
|
| This circuit will generate square wave with +/-10 Vol ampliture at a freuency of 50kHzt |
|
| Data support |
|
|
| The period for the wave form is |
| T=2RcCln(1+2R/Rfb) |
|
|
|
|
|
|
|
|
 |
|
|
|
|
