加速度+磁気センサ コンビネーションセンサ Accelerometer + Magnetometer Combination Sensor eコンパスソリューション eCompass Solution KMX62 Product Overview KMX62は、高性能・低消費電力の磁気センサ内蔵 加速度センサです。KMX62はモバイルアプ リケーションに最適化されており、既存のワンチップ eCompass ソリューションのなかでも最 も高い性能を実現します。 The KMX62 is a high-performance, low-power, magnetometer-accelerometer device. Optimized for mobile applications, the KMX62 offers the highest performance single chip eCompass solution available today. Features ● 3×3×0.9mm 小型 LGA パッケージ 3 × 3 × 0.9mm compact LGA package ● 分解能：16ビット 16-bit resolution ● 低ノイズ：FlexSet™パフォーマンスオプティマイザ搭載 ● 全モードで低消費電流を実現 Low current consumption in all modes : Low noise with FlexSetTM Performance Optimizer ● 内蔵型384バイトFIFOバッファ 0.9µA in standby Embedded 384-byte FIFO buffer 2µA at 3.1Hz ● デジタルハイパスフィルタ出力 145µA at 25.6kHz Digital high-pass filter outputs ● フルスケールレンジ：±2g、4g、8g ±2g, 4g, 8g full scale range ● 出力データレート：0.781Hz ∼ 25.6kHz 0.781Hz to 25.6kHz output data rate ● 統合型Tap／Double-Tap™とデバイス適合アルゴリズム Integrated Directional Tap / Double-TapTM and device-orientation algorithms ● 優れた温度性能 Excellent temperature performance ● 高い耐衝撃性（10,000g） High shock survivability (10,000g) Applications ● ユーザインタフェース User Interface ● パワーマネジメント Power Management ● 能動的／受動的モニタリング Active / Inactive Monitoring ● デバイス適合機能 Device Orientation ● 傾斜検出機能 Inclination and Tilt Sensing ● ジェスチャー認識機能 Specifications ● ウェアラブルテクノロジー Wearable Tech ● モバイルフォン Mobile Phones ● ポータブルデバイス Portable Devices ● Internet of Things（IoT） Internet of Things (IoT) Parameter Range Sensitivity 1 Unit Specifications Conditions g ±2.0, ±4.0, ±8.0, ±16 User-selectable full-scale output range 16384, 8192, 4096, 2048 16-bit counts / g 0g Offset vs. Temp mg / ˚C Sensitivity vs. Temp 64, 32,16, 8 8-bit 0.25 typical -40°C to +85°C % / ˚C 0.03 -40°C to +85°C Mechanical Resonance 2 Hz 3500 (xy) 1800 (z) typical -3dB Output Data Rate (ODR) 3 Hz 0.781 min; 100 typical; 25,600 max Non-Linearity Noise 4 % of FS 1 typical mg 0.94 typical I2C Communication Rate MHz 3.4 max Magnetometer Range MHz ±1200µT V 1.71V – 3.6V typical Power Supply 395 typical Gesture Recognition % of full scale output 16-bit resolution Accelerometer + Magnetometer 295 typical Magnetometer only 150 typical Accelerometer only, high resolution 10 typical Acceleroeter only, low power ● eCompass 1 typical Standby eCompass The performance parameters below are programmed and tested at 2.5 volts and T=25°C. The device can accept supply voltages from 1.7V to 3.6V. Due to internal voltage regulators, there should be minimal change with supply voltage variations. Notes 1 Resolution ranges are user selectable via I2C or SPI. 2 Resonance as defined by the dampened mechanical sensor. 3 User selectable through I2C or SPI. 4 RMS at 50Hz with low-pass filter=ODR / 9. 5 Current varies with Output Data Rate (ODR). ● 歩数計／動作モニタリング Pedometer / Activity Monitoring Current Consumption 5 µA
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