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MMA51XXKW Datasheet(PDF) 7 Page - Freescale Semiconductor, Inc |
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MMA51XXKW Datasheet(HTML) 7 Page - Freescale Semiconductor, Inc |
7 / 55 page ![]() Sensors Freescale Semiconductor, Inc. 7 MMA51xxKW 2.4 Electrical Characteristics - Sensor and Signal Chain VL ≤ (VCC - VSS) ≤ VH, TL ≤ TA ≤ TH, ΔT ≤ 25 K/min, unless otherwise specified. 2.5 Electrical Characteristics - Self-Test and Overload VL ≤ (VCC - VSS) ≤ VH, TL ≤ TA ≤ TH, ΔT ≤ 25 K/min, unless otherwise specified. # Characteristic Symbol Min Typ Max Units 54 55 56 57 58 59 60 61 62 63 Sensitivity (10-bit output @ 100 Hz, referenced to 0 Hz) ±60g Range ±120g Range ±240g Range ±480g Range Total Sensitivity Error (including non-linearity) TA = 25°C, ≤ ±240g TL ≤ TA ≤ TH, ≤ ±240g TL ≤ TA ≤ TH, ≤ ±240g, VVCC_UV_F ≤ VCC ≤ VL TA = 25°C, > ±240g TL ≤ TA ≤ TH, > ±240g TL ≤ TA ≤ TH, > ±240g, VVCC_UV_F ≤ VCC ≤ VL * * * * * * * * SENS SENS SENS SENS ΔSENS_240 ΔSENS_240 ΔSENS_240 ΔSENS_480 ΔSENS_480 ΔSENS_480 — — — — -5 -7 -7 -5 -7 -7 8 4 2 1 — — — — — — — — — — +5 +7 +7 +5 +7 +7 LSB/g LSB/g LSB/g LSB/g % % % % % % (1) (1) (1) (1) (1) (1) (9) (1) (1) (9) 64 65 Digital Offset Before Offset Cancellation 10-bit 10-bit, TL ≤ TA ≤ TH, VVCC_UV_F ≤ VCC ≤ VL * OFF10Bit OFF10Bit -52 -52 0 0 +52 +52 LSB LSB (1) (9) 66 67 Digital Offset After Offset Cancellation 10-bit, 0.3 Hz HPF or 0.1 Hz HPF 10-bit, 0.04 Hz HPF * * OFF10Bit OFF10Bit -1 -2 0 0 +1 +2 LSB LSB (1) (9) 68 Continuous Offset Monitor Limit 10-bit output, before compensation OFFMON -66 ⎯ +66 LSB (3) 69 Range of Output (10-Bit Mode) Acceleration RANGE -480 ⎯ +480 LSB (3) 70 71 Cross-Axis Sensitivity X-axis to Z-Axis Y-axis to Z-Axis * * VXZ VYZ -5 -5 ⎯ ⎯ +5 +5 % % (3) (3) 72 System Output Noise Peak (10-bit Mode, 1 Hz - 1 kHz, All Ranges) * nPeak -4 — +4 LSB (3) 73 System Output Noise RMS (10-bit mode, 1 Hz - 1 kHz, All Ranges) * nRMS —— +1.0 LSB (3) 74 75 Non-linearity 10-bit output , ≤ ±240g 10-bit output, > ±240g NLOUT_240g NLOUT_480g -2 -2 ⎯ ⎯ +2 +2 % % (3) (3) # Characteristic Symbol Min Typ Max Units 76 77 78 79 10-Bit Output During Active Self-Test (TL ≤ TA ≤ TH) ±60g Range ±120g Range ±240g Range ±480g Range * * * * gST10_60Z gST10_120Z gST10_240Z gST10_480Z 120 40 35 12 ⎯ ⎯ ⎯ ⎯ 280 160 153 94 LSB LSB LSB LSB (3) (3) (3) (3) 80 81 Acceleration (without hitting internal g-cell stops) ±60g Range Positive ±60g Range Negative gg-cell_Clip60ZP gg-cell_Clip60ZN 425 -1205 642 -720 980 -512 g g (9) (9) 82 83 Acceleration (without hitting internal g-cell stops) ±120g Range Positive ±120g Range Negative gg-cell_Clip120ZP gg-cell_Clip120ZN 425 -1205 642 -720 980 -512 g g (9) (9) 84 85 Acceleration (without hitting internal g-cell stops) ±240g Range Positive ±240g Range Negative gg-cell_Clip240ZP gg-cell_Clip240ZN 1450 -3100 2180 -2210 2800 -1800 g g (9) (9) 86 87 Acceleration (without hitting internal g-cell stops) ±480g Range Positive ±480g Range Negative gg-cell_Clip480ZP gg-cell_Clip480ZN 2200 -3700 2800 -3220 3300 -2780 g g (9) (9) 88 89 ΣΔ and Sinc Filter Clipping Limit ±60g Range Positive ±60g Range Negative gADC_Clip60ZP gADC_Clip60ZN 159 -334 238 -274 336 -216 g g (9) (9) 90 91 ΣΔ and Sinc Filter Clipping Limit ±120g Range Positive ±120g Range Negative gADC_Clip120ZP gADC_Clip120ZN 305 -693 433 -544 577 -414 g g (9) (9) 92 93 ΣΔ and Sinc Filter Clipping Limit ±240g Range Positive ±240g Range Negative gADC_Clip240ZP gADC_Clip240ZN 836 -1909 1178 -1566 1599 -1245 g g (9) (9) 94 95 ΣΔ and Sinc Filter Clipping Limit ±480g Range Positive ±480gZ Range Negative gADC_Clip480ZP gADC_Clip480ZN 1591 -3217 2014 -2856 2478 -2524 g g (9) (9) |
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