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MMA6813BKWR2

Freescale Semiconductor
Part Number MMA6813BKWR2
Manufacturer Freescale Semiconductor
Description Dual-Axis SPI Inertial Sensor
Published Mar 11, 2015
Detailed Description Freescale Semiconductor Data Sheet: Technical Data Document Number: MMA68xx Rev. 5, 03/2012 Dual-Axis SPI Inertial Sen...
Datasheet PDF File MMA6813BKWR2 PDF File

MMA6813BKWR2
MMA6813BKWR2

Overview
Freescale Semiconductor Data Sheet: Technical Data Document Number: MMA68xx Rev.
5, 03/2012 Dual-Axis SPI Inertial Sensor MMA68xx, a SafeAssure solution, is a SPI-based, 2-axis, medium-g, overdamped lateral accelerometer designed for use in automotive airbag systems.
Features • ±20g to ±120g full-scale range, independently specified for each axis • 3.
3V or 5V single supply operation • SPI-compatible serial interface • 10-bit digital signed or unsigned SPI data output • Independent programmable arming functions for each axis • Twelve low-pass filter options, ranging from 50 Hz to 1000 Hz • Optional offset cancellation with > 6s averaging period and < 0.
25 LSB/s slew rate • Pb-Free 16-Pin QFN-6 by 6 Package Referenced Documents • AECQ100, Revision G, dated May 14, 2007 (http://www.
aecouncil.
com/) MMA68xx Bottom View 16 LEAD QFN 6 mm by 6 mm CASE 2086-01 Top View VSSA N/C N/C VSSA ORDERING INFORMATION Device X-Axis Range Y-Axis Range MMA6811BKW MMA6813BKW MMA6821BKW MMA6823BKW MMA6825BKW MMA6826BKW MMA6827BKW MMA6811BKWR2 MMA6813BKWR2 MMA6821BKWR2 MMA6823BKWR2 MMA6825BKWR2 MMA6826BKWR2 MMA6827BKWR2 ±60g ±50g ±120g ±120g ±100g ±60g ±120g ±60g ±50g ±120g ±120g ±100g ±60g ±120g ±25g ±50g ±25g ±60g ±100g ±60g ±120g ±25g ±50g ±25g ±60g ±100g ±60g ±120g Shipping Tubes Tubes Tubes Tubes Tubes Tubes Tubes Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel 16 15 14 13 VREGA 1 VSS 2 VREG 3 VSS 4 17 56 12 CS 11 MOSI 10 SCLK 9 VCC 78 ARM_Y/PCM_Y ARM_X/PCM_X TEST/VPP MISO Pin Connections © 2010-2012 Freescale Semiconductor, Inc.
All rights reserved.
Application Diagram VCC VCC CS VREG SCLK VREGA MOSI MISO C1 C2 C3 MMA68xx VSSA VSS VPP/TEST ARM_X ARM_Y CS_A CS_D SCLK1 SCLK2 MOSI1 MOSI2 MISO1 MISO2 Main MCU CS SCLK MOSI MISO Deployment IC DEPLOY_EN1 DEPLOY_EN2 Figure 1.
Application Diagram Table 1.
External Component Recommendations Ref Des Type Description C1 Ceramic 0.
1 μF, 10%, 10V Minimum, X7R C2 ...


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