ELM307 Description
The ELM307 is a retriggerable one-shot circuit that has been designed for electronically controlling the shutter of a film or digital still camera. The circuit provides a variable pulse width timer, a variable delay reset timer, power control, and an LED status drive all in an 8 pin package. In operation, a monitored signal (alarm contact, audio signal, oscillator signal, etc.) is applied to the circuit’s Trigger...
ELM307 Key Features
- Low power CMOS design
- typically 1mA at 5V
- No external timing elements required
- Test mode assists with setup
- Single pushbutton control
- Auto power off saves batteries
- LED output shows status
- High current drive outputs
- up to 25mA
- Circuits for the Hobbyist < http://.elmelectronics./ >