HAL2850 - programmable linear Hall-effect sensors with duty-cycle output
MLX90291, MLX90292 - programmable CMOS Linear Hall Sensor IC with 12-bit duty-cycle output signal proportional to the magnetic flux density
FGM-X Series - magnetic field sensors output period range from 8.5 ms to 25 ms (50 kHz - 125 kHz)
MS2B - Laboratory sensor for dual frequency measurements
MS2G - Magnetic susceptibility sensor, operating frequency 1.3 kHz
TCW4 - duty-cycle output magnetic absolute multi-turn modular sensor ± 0.3 % relative error, 16-bit total resolution, 10 to 90% duty-cycle output signal with 1 kHz frequency
DRV5057 - Linear Hall Effect sensor with PWM output