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MMA5248W Datasheet(PDF) 7 Page - Freescale Semiconductor, Inc |
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MMA5248W Datasheet(HTML) 7 Page - Freescale Semiconductor, Inc |
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7 / 61 page  Sensors Freescale Semiconductor 7 MMA52xxWR Preliminary 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 53 54 55 56 57 58 59 60 61 62 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 0.1250 0.2500 0.5000 1.0000 — — — — — — — — — — +5 +7 +7 +5 +7 +7 g/LSB g/LSB g/LSB g/LSB % % % % % % (1) (1) (1) (1) (1) (1) (9) (1) (1) (9) 63 64 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) 65 66 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) 67 Continuous Offset Monitor Limit 10-bit output, before compensation OFFMON -66 — +66 LSB (3) 68 Range of Output (10-bit Mode) Acceleration RANGE -480 — +480 LSB (3) 69 70 Cross-Axis Sensitivity Z-axis to X-axis Y-axis to X-axis * * VZX VYX -5 -5 — — +5 +5 % % (3) (3) 71 System Output Noise Peak (10-bit Mode, 1 Hz - 1 kHz, All Ranges) * nPeak -4 — +4 LSB (3) 72 System Output Noise RMS (10-bit mode, 1 Hz - 1 kHz, All Ranges) * nRMS —— +1.0 LSB (3) 73 74 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 75 76 77 78 10-Bit Output During Active Self-Test (TL ≤ TA ≤ TH) ±60g Range ±120g Range ±240g Range ±480g Range * * * * gST10_60X gST10_120X gST10_240X gST10_480X 120 40 56 8 — — — — 280 160 184 112 LSB LSB LSB LSB (3) (3) (3) (3) 79 Acceleration (without hitting internal g-cell stops) ±60g Range Positive/Negative gg-cell_Clip60X 400 456 500 g (9) 80 Acceleration (without hitting internal g-cell stops) ±120g Range Positive/Negative gg-cell_Clip120X 400 456 500 g (9) 81 Acceleration (without hitting internal g-cell stops) ±240g Range Positive/Negative gg-cell_Clip240X 1750 2065 2300 g (9) 82 Acceleration (without hitting internal g-cell stops) ±480g Range Positive/Negative gg-cell_Clip480X 1750 2065 2300 g (9) 83 ΣΔ and Sinc Filter Clipping Limit ±60g Range Positive/Negative gADC_Clip60X 191 210 233 g (9) 84 ΣΔ and Sinc Filter Clipping Limit ±120g Range Positive/Negative gADC_Clip120X 353 380 410 g (9) 85 ΣΔ and Sinc Filter Clipping Limit ±240g Range Positive/Negative gADC_Clip240X 928 1055 1218 g (9) 86 ΣΔ and Sinc Filter Clipping Limit ±480g Range Positive/Negative gADC_Clip480X 1690 1879 2106 g (9) |
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