... good price IC SMD IC for PIR Sensor Model No.:BISS0001 BISS0001 is section has compares the high performance sensor the signal ... 16 foot DIP encapsulate , in charge of foot pictureOperation principle BISS0001 is by the operation amplifier , voltage comparator , state controller , delay ... 1000000 sq. meter industrial Park High quality&cheap SMD IC BISS0001 for PIR Sensor