Features and Benefi ts

• Integrated tracking capacitor

• Senses 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

• Output compatible with both TTL and CMOS logic families

• Reverse battery protection

• Resistant to mechanical and thermal stress

• Accurate true zero crossing switchpoint (A1421 only)

• High vibration immunity, in running mode (A1423 only)