Document Number: MMA26xxLW NXP Semiconductors Rev. 8, 01/2017 Data sheet: Technical data MMA26xx, DSI Inertial Sensor The MMA26xx family, a SafeAssure solution, includes DSI2.5 compatible MMA26xx overdamped X-axis satellite accelerometers. Features 25 g to 312.5 g nominal full-scale range Bottom View Selectable 180 Hz, 2-pole, 400 Hz, 4-pole, or 800 Hz, 4-pole LPF DSI2.5 compatible with full support of mandatory commands Internal high side bus switch for DSI2.5 daisy chain applications 16 s internal sample rate, with interpolation to 1 ms -40 C to 125 C operating temperature range Pb-free 16-pin QFN, 6 mm x 6 mm package Pb-free, 16-pin QFN Typical Applications 6 mm x 6 mm x 1.98 mm package Airbag front and side crash detection Referenced Documents Top View Qualified AEC-Q100, Revision G, Grade 1 (-40C to +125C) (xxxxxxx xxxxxxx BUSIN TEST2 BUSINV CC TEST1 TEST3 C1 MMA26xx TEST4 BUSRTN TEST5 BUSRTNV SS TEST6 C2 TEST7 BUSOUT C REG BUSOUT C REGA HCAP C4 C5 C3 V SSA PCM V SS Figure 1. Application Diagram Table 1. External Component Recommendations Ref Des Type Description Purpose C1 Ceramic 100 pF C1 1500 pF 10%, 50 V, X7R BUSIN Power Supply Decoupling, ESD C2 Ceramic 100 pF C2 1500 pF, 10%, 50 V, X7R BUSOUT Power Supply Decoupling, ESD C3 Ceramic, Tantalum 1 F C3 100 F, 10 %, 50 V, X7R Reservoir Capacitor for Keep Alive during Signaling C4 Ceramic 1 F, 10%, 10 V, X7R Voltage Regulator Output Capacitor (C ) REG C5 Ceramic 1 F, 10%, 10 V, X7R Voltage Regulator Output Capacitor (C ) REGA xxxxxxx xxxxxxx X: 0 g X: -1 g X: 0 g X: 0 g X: 0 g X: +1 g EARTH GROUND Figure 2. Device Orientation Diagram Data Code Legend: A: Assembly Location WL: Wafer Lot Number (g-cell Lot Number) MMA26xx Y: Year KGCW AWLYWWZ WW: Work Week TTT Z: Assembly Lot Number Figure 3. Part Marking MMA26xx Sensors 2 NXP Semiconductors xxxxxxx xxxxxxx xxxxxxx xxxxxxx