LSM303DLH STMicroelectronics, LSM303DLH Datasheet
LSM303DLH
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LSM303DLH Summary of contents
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LSM303DLM compass ...
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... First generation digital compass: LSM303DLH LSM303DLH Key features 3-axis accelerometer: from ±2 to ±8 g 3-axis magnetic sensor 8.1 gauss Independent sensing power management Independent sensing power management Magnetic resolution: 8 mgauss I²C interface Package: LGA-28, 5.0 x 5.0 x 1.0 mm³ ...
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New generation digital compass: LSM303DLM LSM303DLM Key features 3-axis accelerometer: from ±2 to ±8 g 3-axis magnetic sensor 8.1 gauss Low power consumption Independent sensing power Independent sensing power management Magnetic resolution: 5 mgauss I²C interface Package: LGA-28, ...
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... The benefits of using The LSM303DLM replaces the LSM303DLH compass and introduces additional improvements: 50% less power consumption 30% increase in magnetic resolution No need for a dedicated digital supply voltage for magnetic digital core All this in a package which has the same size and is pin-to-pin compatible with the previous generation compass ...
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... Magnetic characteristics comparison Parameter * Magnetic measurement range Magnetic sensitivity – X,Y axis Magnetic sensitivity – Z axis Magnetic resolution * Refer to product datasheet for test conditions LSM303DLH LSM303DLM 1.3 to 8.1 gauss 0.9 to 4.3 mgauss/digit 0.9 to 4.3 mgauss/digit 1 to 4.8 mgauss/digit 1 to 4.8 mgauss/digit 8 mgauss 1 ...
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... Electrical characteristics comparison Parameter * Supply voltage ( Dedicated magnetic digital power supply Current consumption Operating temperature range * Refer to product datasheet for test conditions LSM303DLH LSM303DLM 2.5 to 3.3 V 2.16 to 3.6 V 1.71 to 2.0 V Not needed 830 µA - ° ° C 360 µA ...
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... Application hints comparison LSM303DLH No need for a dedicated digital supply voltage for the magnetic digital core In LSM303DLM, pins 5 and 21 are not internally connected LSM303DLM ...
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... I²C serial interface The registers embedded inside the LSM303DLH and LSM303DLM are accessible through two separate I²C serial interfaces, one for the accelerometer core and the other for the magnetometer core Device LSM303DLH 0011110b LSM303DLM 0011110b Magnetic sensor I²C address If the SA0 = 1, address: 0011001b ...
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... Magnetic field sensing register comparison LSM303DLH LSM303DLM 220 Hz output data rate is available ...
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... Magnetic field sensing register comparison LSM303DLH Minor differences in gain values between the two versions LSM303DLM ...
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... Magnetic field sensing register comparison LSM303DLH Y – Z axes have different addresses in LSM303DLH and LSM303DLM LSM303DLM ...
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... Magnetic field sensing register comparison SR_REG_M (09h) and IR_REG_M (0Ah/0Bh/0Ch) registers provide the same information in both LSM303DLH and LSM303DLM ...
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... LSM303DLH/LSM303DLM ID procedure LSM303DLH LSM303DLM LSM303DLH LSM303DLM ...
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MEMS compasses For more information, visit www.st.com/mems ...