Digital PIR sensor RDA-226, is an integrated design of sensitive element and signal processing chip, packaged sensitive element and IC chip into sensor shield. Sensitive element transfer the human movement signal to high-precision digital chip for data processing. Then the sensor gives digital signal for easy using.

Application

Security product
Human body induction toys
Human body induction lamps, and switches
Industrial automation control
Smart home
IOT terminals
Intelligent appliance

Features

High-precision AD signal process
Differential signal input mode, anti-interference ability
Sensitivity, delay time, and light adjustment function
Enable pin controls the sensor output
Low working voltage and power consumption
Digital TTL signal output

Specifications

Max Limit:

Parameter	Symbol	Min	Max	Unit
Voltage	VDD	-0.3	3.6	V
Pinlimit	Into	-100	100	mA
Storagetemperature	TST	-40	125	℃

Working condition:

Parameter	Symbol	Min	Typical	Max	Unit	Note
Working condition
Voltage	VDD	2.7	3	3.3	V
Current	ICC	12	15	20	uA
Sensitivity	VSENS	110		530	uV	adjustable
Temperature	WST	-20		85	℃
Inputenable
High voltage	VIH	80			%VDD
Low voltage	VIL			20	%VDD
Current	II	-1		1	uA
Output
Lowcurrent	IOL	-10			mA
Highcurrent	IOH			10	mA
Blocktime			2.3		S
Delaytime	ONTIME	2.3		4793	S	adjustable
Inputadjustment (sensitivity/delay time)
Voltage input range		0		VDD	V	0V-1/4VDD
Input bias current		-1		1	uA
Oscillators and filters
Lowfilter cut-off frequency				7	Hz
High filter cut-off frequency				0.44	Hz
Chip oscillator frequency	Fclk			64	KHz

* The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.

1 PC RDA226 Digital Pyroelectric Infrared Sensor