sensor_env

• TI/LM*

• ADI

  • DS18B20

• aosong/ASAIR

  • AHT25 vs DHT20 Sensor Comparison

  • AHT

TI/LM*

• chart compare: https://www.ti.com/product-category/sensors/temperature/analog/overview.html

• table filter: https://www.ti.com/product-category/sensors/temperature/analog/products.html

ADI

• Analog | https://www.analog.com/en/parametricsearch/2772#/

• Digital | https://www.analog.com/en/parametricsearch/2750#/

DS18B20

https://www.analog.com/media/en/technical-documentation/data-sheets/ds18b20.pdf

| by Grok | DS18B20 (Temperature Only) | DHT20 (Temperature + Humidity) | |----------------- -------|--------------------------------------------|---------------------------------------------| | Interface | 1-Wire (multi-sensor support) | I²C (single address) | | Temperature Range | -55°C to +125°C | -40°C to +85°C | | Temperature Accuracy| ±0.5°C (from -10°C to +85°C) | ±0.3°C (at 25°C) |

Notes: DS18B20 excels in precision temp monitoring (e.g., liquids)

aosong/ASAIR

https://www.aosong.com/Products/list.aspx?lcid=1

AHT25 vs DHT20 Sensor Comparison

DHT22 = AM2302 | 3.3-6V

AHT

by bing	AHT10	AHT20(Gen 2)	AHT21
Temperature Range	-40°C to +85°C	-40°C to +85°C	-40°C to +120°C
Temperature Accuracy	±0.3°C typical	±0.3°C typical	±0.3°C typical
Humidity Accuracy	±2% RH typical	±2% RH typical	±2% RH typical
Voltage Range	1.8V – 3.6V	2.0V – 5.5V	2.0V – 5.5V
Current Consumption	~400 µA	~980 µA (typical)	~980 µA (typical)