The Sensor Network Museumtm - MicaZ

Mica Z

Manufacturer documentation: Crossbow MicaZ

Based on Atmel AVR and Chipcon CC2420.


  • >1yr battery life on AA batteries
  • 2.4 GHz, IEEE 802.15.4 compliant radio
  • Light, temperature, RH, barometric pressure, acceleration/seismic, acoustic, magnetic, GPS, and other sensors available
  • 58x32x7 mm

Power Consumption - Typical Operation

 MicaZ a
Battery Supply2xAA cells
Minimum Vin2.7 V b
Battery Capacity2000 mAh
Regulated Supplyno
uC sleep with timer on0.048 mW
uC active, radio off36 mW
uC active, radio idle listening95.1 mW
uC active, radio TX/RX88.2 mW
Max. Power (uC active, radio TX/RX + flash write)140.91 mW
a typical datasheet values (power consumption computed by individual summation of system core, flash memory and radio component values at 3.0V).
b operation from rechargeable cells (Vcc=2.4V) not possible
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