Part Number	MC1455
Manufacturer	onsemi
Overview	Timers MC1455, MC1455B, NCV1455B The MC1455 monolithic timing circuit is a highly stable controller capable of producing accurate time delays or oscillation. Additional terminals are provided for trig. * Direct Replacement for NE555 Timers * Timing from Microseconds through Hours * Operates in Both Astable and Monostable Modes * Adjustable Duty Cycle * High Current Output Can Source or Sink 200 mA * Output Can Drive TTL * Temperature Stability of 0.005% per °C * Normally ON or Normally OFF Output .