Part Number	A1423
Manufacturer	Allegro MicroSystems
Overview	The A1421, A1422, and A1423 are AC-coupled Hall-effect sensor ICs which include monolithic integrated circuits that switch in response to changing differential magnetic fields created by rotating ring. AND BENEFITS * Integrated tracking capacitor * Used for sensing motion of ring magnet or ferrous targets * Wide operating temperature range * Operation with magnetic input signal frequency from 20 Hz to 30 kHz * EMI/ESD-resistant * Large effective air gaps * 4.0 to 26.5 V supply operating range * Ou.