KC778B Datasheet (COMedia) - Master PIR Control Chip

KC778B, Master PIR Control Chip

Supply Voltage (5 V) PIR Motion Sensitivity Input PIR Motion Offset Filter PIR Anti-Alias Filter PIR Gain Stabilization Filter Voltage Regulator Output Pyro Drain Reference Pyro Source Input Signal Analog Circuitry Ground Digital Circuitry Ground Daylight Adjustment and CdS Input Silicon Photo Diode

KC778B Master PIR Control Chip (MPCC) Specification ___________________________________________________________________________ General : The MPCC has been designed for easy implementation of AC control functions that use a Passive Infra-Red (PIR) motion detector.

Due to its high sensitivity and reliability, it is also widely used in security product.

Minimum external component High senstivity High RFI immunity Daylight adjustment Off delay timer

KC778B Features

* A) Circuit design maximizes performance while minimizing external component count and board layout space. B) Low cost solution for PIR motion control switching applications. C) High sensitivity PIR input with special noise cancellation circuitry. D) Choice of two PIR gain settings: 62 db and 68 db.