Freescale Semiconductor Document Number: MMA27XXW Data Sheet: Advance Information Rev. 0.5, 4/2013 An Energy-Efficient Solution by Freescale Xtrinsic MMA27XXW/17XXW DSI3 MMA27XXW Inertial Sensor MMA17XXW MMA27XXW/17XXW family, a SafeAssure solution, includes the DSI3 compatible overdamped X-axis or Z-axis satellite accelerometers. Bottom View Features 25 g, 125 g, 187 g, 250 g, 375 g, X-axis nominal full-scale range 250 g, Z-axis nominal full-scale range DSI3 compatible Discovery Mode for physical location identification High-side bus switch output driver Command and Response Mode support for device configuration Periodic Data Collection Mode support for acceleration data transfers 16-PIN QFN Background Diagnostic Mode support during Periodic Data Collection 6 MM X 6 MM X 2 MM Mode CASE 2086-01 -40C to 125C operating temperature range 16 s internal sample rate, with interpolation to 1 s Top View Six selectable low-pass filter options from 180 Hz to 1200 Hz Single-pole, IIR high-pass filter with fast startup and optional output rate limiting Pb-Free, 16-pin QFN, 6 x 6 package 16 15 14 13 Referenced Documents 1 12 BUS O V SS 17 DSI3 Standard Revision 1.0, Dated February 16, 2011 2 11 NC V REGA 3 10 AEC-Q100, Revision G, dated May 14, 2007 BUS I TEST CS 4 9 BUSRTN V REG 5 6 7 8 ORDERING INFORMATION Part Number Axis Range Package Shipping MMA2702W X 25 g 2086-01 Rail MMA2712W X 125 g 2086-01 Rail Pin Connections MMA2718W X 187 g 2086-01 Rail MMA2725W X 250 g 2086-01 Rail MMA2737W X 375 g 2086-01 Rail MMA1725W Z 250 g 2086-01 Rail MMA2702WR2 X 25 g 2086-01 Tape & Reel MMA2712WR2 X 125 g 2086-01 Tape & Reel MMA2718WR2 X 187 g 2086-01 Tape & Reel MMA2725WR2 X 250 g 2086-01 Tape & Reel MMA2737WR2 X 375 g 2086-01 Tape & Reel MMA1725WR2 Z 250 g 2086-01 Tape & Reel This document contains information on a new product. Specifications and information herein are subject to change without notice. Freescale reserves the right to change the detail 2013 Freescale Semiconductor, Inc. All rights reserved. PCM BUSSW TEST SCLK TEST TEST MISO TEST2 TEST MOSI V BUFContents 1 Block Diagram, Pin Descriptions, Application Diagram, and Device Orientation 3 1.1 Block diagram . 3 1.2 Pin descriptions 4 1.3 Application diagram 5 1.4 Device orientation and device marking 6 2 Electrical Characteristics 7 2.1 Maximum ratings . 7 2.2 Operating range . 7 2.3 Electrical characteristics - supply and I/O 8 2.4 Electrical Characteristics - sensor and signal chain 9 2.5 Electrical characteristics - self-test and overload . 10 2.6 Dynamic electrical characteristics - DSI3 . 11 2.7 Dynamic electrical characteristics - signal chain 12 2.8 Dynamic electrical characteristics - supply and support circuitry . 13 3 Functional Description . 14 3.1 User-accessible data array 14 3.2 OTP and Read/Write register array CRC verification 31 3.3 Voltage regulators . 33 3.4 Internal oscillator 37 3.5 Acceleration signal path 38 3.6 DSI3 physical layer 55 3.7 Data transmission modes . 58 3.8 Initialization timing . 59 3.9 Overload response 60 4 DSI3 Protocol 61 4.1 Address assignment . 61 4.2 DSI3 Command and Response Mode . 62 4.3 DSI3 Periodic Data Collection Mode and Background Diagnostic Mode . 72 4.4 Maximum number of devices on a network . 77 5 Exception Handling . 78 6 Recommended Footprint . 79 7 Package Dimensions 80 8 Revision History 83 Related Documentation The MMA27XXW and MMA17XXW devices features and operations are described in a variety of reference manuals, user guides, and application notes. To find the most-current versions of these documents: 1. Go to the Freescale homepage at: