Product Details

AM2302 Temperature and Humidity Sensor Module Product Overview
AM2302 Humidity-sensitive capacitance digital temperature and humidity module is a digital output signal containing a calibrated temperature and humidity combined sensor. It uses a dedicated digital modules capture technology and the temperature and humidity sensor technology to ensure that products with high reliability and excellent long-term stability. Sensor includes a capacitive humidity sensing element and a high-precision temperature measurement devices, and with a high-performance 8-bit microcontroller connected. Therefore, the product has excellent quality, fast response, anti-interference ability, high cost and other advantages.

AM2302 Temperature and Humidity Sensor Module Applications
HVAC, dehumidifiers, testing and inspection equipment, consumer goods, automotive, automation, data loggers, home appliances, humidity regulator, medical, weather stations, and other related humidity measurement and control, etc.

AM2302 Temperature and Humidity Sensor Module Product Highlights
Ultra-low power, transmission distance, fully automated calibration, using capacitive humidity sensor, completely interchangeable, standard digital single-bus output, excellent long-term stability, high-precision temperature measurement devices.

AM2302 Temperature and Humidity Sensor Module Sensor Performance
Relative Humidity

Parameter	Condition	min	typ	max	Unit
Resolution			0.1		%RH
Range		0		99.9	%RH
Accuracy	25°C		±2		%RH
Repeatability			±0.3		%RH
Interchangeability		Completely interchangeable
Response time	1/e (63%)		<5		S
Sluggish			<0.3		%RH
Drift			<0.5		%RH/yr

Relative Temperature

Parameter	Condition	min	typ	max	Unit
Resolution			0.1		°C
Resolution			16		bit
Accuracy			±0.5	±1	°C
Range		-40		80	°C
Repeatability			±0.2		°C
Interchangeability		Completely interchangeable
Response time	1/e (63%)		<10		S
Drift			±0.3		°C/yr

AM2302 Temperature and Humidity Sensor Module Electrical Characteristics

Parameter	Condition	min	typ	max	Unit
Supply Voltage		3.3	5	5.5	V
Power Consumption	Dormancy	10	15		µA
	Measure		500		µA
	Average		300		µA
Low level output voltage	IOL	0		300	mV
High level output voltage	Rp<25 kΩ	90%		100%	VDD
Low input voltage	Decline	0		30%	VDD
High input voltage	Rise	70%		100%	VDD
Rpu	VDD = 5V VIN = VSS	30	45	60	kΩ
Output Current	Open		8		mA
Output Current	Tri-State (Off)	10	20		µA
Sampling period		2			S