kx tj2 accelerometer 2 x 2 x0. 9 mm low - power accelerometer features ? ultra - small package - 2x2x0.9mm lga ? user - selectable g range and output data rate ? 8 - bit, 12 - bit, and 14 - bit resolution ? low power consumption ? internal voltage regulator ? user - configurable wake - up function ? digital i 2 c ? lead - free solderability ? excellent temperature performance ? high shock survivability ? factory programmable offset and sensitivity ? self - test function applications ? user interface ? power management ? active/inactive monitoring ? device orientation ? inclination and tilt sensing ? gesture recognition ? pedometer/activity monitoring for ? smartphones and mobile devices ? laptops ? gaming and virtual reality ? health and fitness product overview the KXTJ2 is one of our smallest tri - axis accelerometers, designed for mobile applications. it offers excellent power performance along with an embedded motion wake - up feature, fast - mode i2c and up to 14 - bit resolution. the KXTJ2 is delivered in a 2 x 2 x 0.9 mm, 12 - pin, lga package with an operating temperature range of - 40c to +85c. the KXTJ2 sensor offers improved shock, reflow, and temperature performance, and the asic has internal voltage regulators that allow operation from 1.8 v to 3.6 v within the specified product performance.
performance specifications parameters units kx tj2 - 1009 condition range g 2.0, 4.0, 8.0 user - selectable full - scale output range sensitivity 1 counts/g 64, 32, 16 8 - bit 1024, 512, 256 12 - bit 1024 typical 14 - bit 2 0g offset vs. temp mg/c 0.2 - 40c to +85c sensitivity vs. temp %/c 0.01 (xy) 0.03 (z) typical - 40c to +85c mechanical resonance 3 hz 3500 (xy) 1800 (z) typical - 3db output data rate (odr) 4 hz 0.781 min; 50 typical; 1600 max bandwidth ( - 3db) 5 hz 800 res = 0 odr/2 res = 1 non - linearity % of fs 1.0 typical % of full scale output cross - axis sensitivity % 2.0 typical i 2 c communication rate mhz 3.4 max power supply v 2.6 typical 1.8v C 3.6v current consumption 6 a 13 5 typical high resolution (res = 1) 10 typical low resolution (res = 0) 2 typical standby environmental specifications parameters units kx tj2 - 1009 condition operating temperature c - 40 to 85 powered storage temperature c - 55 to 150 un - powered mechanical shock g 5,000, 0.5 ms 10,000, 0.2 ms powered or un - powered, halversine esd v 2,000 human body model notes 1 resolution and acceleration ranges are user selectable via i2c. 2 14 - bit resolution is only available for registers 0x06h C 0x0bh in the 8g full power mode . 3 resonance as defined by the dampened mechanical sensor. 4 user selectable through i2c. 5 user selectable; dependent on odr and res. 6 current varies with output data rate (odr). the performance parameters below are programmed and tested at 2. 6 volts and t = 25c. the device can accept supply voltages from 1.8v to 3.6v. due to internal voltage regulators, there should be minimal change with supply voltage variations. kx tj2 accelerometer 2 x 2 x0. 9mm low - power accelerometer
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