LM556 Overview
The LM556 dual-timing circuit is a highly-stable controller capable of producing accurate time delays or oscillation. The LM556 device is a dual-timing version of the LM555 device. Timing is provided by an external resistor and capacitor for each timing function.
LM556 Key Features
- 1 Direct Replacement for SE556/NE556
- Timing From Microseconds Through Hours
- Operates in Both Astable and Monostable Modes
- Replaces Two 555 Timers
- Adjustable Duty Cycle
- Output Can Source or Sink 200 mA
- Output and Supply TTL-patible
- Temperature Stability Better Than 0.005% per °C
- Normally On and Normally Off Output
