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FXLS8471Q датащи(PDF) 14 Page - Freescale Semiconductor, Inc |
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FXLS8471Q датащи(HTML) 14 Page - Freescale Semiconductor, Inc |
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14 / 75 page ![]() FXLS8471Q Sensors 14 Freescale Semiconductor, Inc. 5.2 Electrical characteristics Table 3. Electrical characteristics @ VDD = 2.5 V, VDDIO = 1.8 V T = 25°C unless otherwise noted. Parameter Test Conditions Symbol Min Typ Max Unit Supply voltage VDD 1.95 2.5 3.6 V Interface supply voltage VDDIO 1.62 1.8 3.6 V Low-power acceleration mode ODR = 12.5 Hz IddACC-LPM 8 µA ODR = 100 Hz 35 ODR = 400 Hz 130 Normal acceleration mode ODR = 50 Hz IddACC-NM 35 µA ODR = 200 Hz 130 ODR = 800 Hz 240 Current during boot sequence, 0.9 mS max duration using recommended regulator bypass capacitor VDD = 2.5 V IddBOOT 3mA Value of capacitor on BYP pin -40°C to 85°C CBYP 75 100 470 nF Standby mode current @ 25°C Standby mode IddSTBY 2µA Standby mode current over-temperature range Standby mode IddSTBY 10 µA Digital high-level input voltage RST pin VIHRST 1.04 V Digital low-level input voltage RST pin VILRST 0.68 V Digital high-level input voltage SCL, SDA, SA0, SA1 VIH 0.75*VDDIO V Digital low-level input voltage SCL, SDA, SA0, SA1 VIL 0.3*VDDIO V High-level output voltage INT1, INT2 IO = 500 µA VOH 0.9*VDDIO V Low-level output voltage INT1, INT2 IO = 500 µA VOL 0.1*VDDIO V Low-level output voltage SDA IO = 500 µA VOLSDA 0.1*VDDIO V SCL, SDA pin leakage 25°C 1.0 nA -40°C to 85°C 4.0 SCL, SDA pin capacitance 3pf VDD rise time 0.001 1000 ms Boot time(1) 1. Time from VDDIO on and VDD > VDD min until I2C/SPI interface ready for operation. TBOOT 1000 µs Turn-on time 1(2) 2. Time to obtain valid data from power-down mode to Active mode. TPOR→ACT 2/ODR + 2 ms Turn-on time 2(3) 3. Time to obtain valid data from Standby mode to Active mode. TSTBY→ACT 2/ODR + 1 ms Operating temperature range TOP -40 +85 °C |
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