Data Sheet

HYGROCHIP 3/3
DIGITAL HUMIDITY SENSOR
HYT-221
All mechanical dimensions are valid at 25°C ambient temperature, if not differently indicated.  All data except the mechanical dimensions only have information purposes and are not to be
understood as assured characteristics.  Technical changes without previous announcement as well as mistakes reserve.  The information on this data sheet was examined carefully and will be
accepted as correct; No liability in case of mistakes.  Load with extreme values during a longer period can affect the reliability.
Released 09/2011 Rights reserved for change in technical data!
Humidity application range
Further information about the component can be
found at:
http://www.ist-ag.com
Operating data
Operating voltage 2.7 … 5.5 V
Current consumption
(Nominal)
< 22GA at 1Hz measuring
rate
850 GA maximum
Current consumption
(Sleep)
< 1GA
Application temperature -40 °C ... 125 °C
Humidity application
range
0 ... 100% rH
Digital interface
I
2
C, address 0x28 or
alternative address
Limits
Operating voltage -0.3 … 6.0 V
Storage temperature -50 °C ... 150 °C
Mechanical dimensions
Packing
Tape & Reel, 44 mm Strap