mxd2020e memsic, mxd2020e Datasheet
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mxd2020e
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mxd2020e Summary of contents
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... Projectors - Leveling and Keystoning White Goods – Spin/Vibration Control GENERAL DESCRIPTION The MXD2020E ultra low noise and low cost, dual axis accelerometer built on a standard, submicron CMOS process. The MXD2020E/F measures acceleration with a full-scale range of ± and a sensitivity of 20%/g @ ° ...
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... Please refer to the section in this data sheet titled “Compensation for the Change of Sensitivity over Temperature” for more information. MEMSIC MXD2020E/F Rev H (Measurements @ 25°C, Acceleration = 0g unless otherwise noted, V Conditions Each Axis ...
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... Reference Output ref 7 Sck Optional External Clock 8 V Digital Supply Voltage DD MEMSIC MXD2020E/F Rev H Device Weight < 1 gram THEORY OF OPERATION Digital The MEMSIC device is a complete dual-axis acceleration Output measurement system fabricated on a monolithic CMOS IC 100 Hz process. The device operation is based on heat transfer by ...
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... And 1.6MHz – This pin is the output of a reference voltage set V ref at 2.50V typical and has 100μA of drive capability. MEMSIC MXD2020E/F Rev H COMPENSATION FOR THE CHANGE IN SENSITIVITY OVER TEMPERATURE All thermal accelerometers display the same sensitivity . The DC voltage change with temperature. The sensitivity change depends on variations in heat transfer that are governed by the laws of physics ...
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... Acquisition Time : the duration of the measurement of the acceleration signal Y-Axis Change DUTY CYCLE DEFINITION Y Output per deg. The MXD2020E/F has two PWM duty cycle outputs (x,y tilt The acceleration is proportional to the ratio T1/T2. The ( zero g output is set to 50% duty cycle and the sensitivity 0.000 17 ...
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... In many cases a computer is used to control the temperature, communicate with the MCU, and to calculate the constants. After calculating the constants, the computer downloads the constants to EEPROM. MEMSIC MXD2020E/F Rev H For a more detail discussion of temperature compensation reference MEMSIC application note #AN-00MX-002 Figure 4: Zero g Offset Temperature Compensation Circuit ...
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... The capacitor lead length should be as short as DD possible, and surface mount capacitor is preferred. For typical applications, the capacitor can be ceramic 0.1 μF. MEMSIC MXD2020E/F Rev H Power Supply C1 0.1uF Figure 7: Power Supply Noise Rejection PCB LAYOUT AND FABRICATION SUGGESTIONS 1 ...
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... MEMSIC MXD2020E/F Rev H PACKAGE DRAWING Fig 8: Hermetically Sealed Package Outline Page 2/26/2007 ...