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ADXRS646BBGZ Datenblatt(PDF) 3 Page - Analog Devices |
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ADXRS646BBGZ Datenblatt(HTML) 3 Page - Analog Devices |
3 / 12 page Data Sheet ADXRS646 Rev. 0 | Page 3 of 12 SPECIFICATIONS All minimum and maximum specifications are guaranteed. Typical specifications are not guaranteed. TA = 25°C, VS = AVCC = VDD = 6 V, VRATIO = AVCC, angular rate = 0°/sec, bandwidth = 80 Hz (COUT = 0.01 µF), IOUT = 100 µA, ±1 g, unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit SENSITIVITY1 Clockwise rotation is positive output Measurement Range2 Full-scale range over specifications range ±250 ±300 °/sec Initial 8.5 9 9.5 mV/°/sec Temperature Drift3 ±3 % Nonlinearity Best fit straight line 0.01 % of FS NULL1 Null −40°C to +105°C 2.7 3.0 3.3 V Calibrated Null4 −40°C to +105°C ±0.1 °/sec Temperature Drift3 ±3 °/sec Linear Acceleration Effect Any axis 0.015 °/sec/g Vibration Rectification 25 g rms, 50 Hz to 5 kHz 0.0001 °/sec/g2 NOISE PERFORMANCE Rate Noise Density TA ≤ 25°C 0.01 °/sec/√Hz Rate Noise Density TA ≤ 105°C 0.015 °/sec/√Hz Resolution Floor TA = 25°C, 1 minute to 1 hour in-run 12 °/hr FREQUENCY RESPONSE Bandwidth5 ±3 dB user adjustable up to specification 1000 Hz Sensor Resonant Frequency 15.5 17.5 20 kHz SELF-TEST1 ST1 RATEOUT Response ST1 pin from Logic 0 to Logic 1 −50 °/sec ST2 RATEOUT Response ST2 pin from Logic 0 to Logic 1 50 °/sec ST1 to ST2 Mismatch6 −5 ±0.5 +5 % Logic 1 Input Voltage ST1 pin or ST2 pin 4 V Logic 0 Input Voltage 2 V Input Impedance ST1 pin or ST2 pin to common 40 50 100 kΩ TEMPERATURE SENSOR1 VOUT at 25°C Load = 10 MΩ 2.8 2.9 3.0 V Scale Factor4 25°C, VRATIO = 6 V 10 mV/°C Load to VS 25 kΩ Load to Common 25 kΩ TURN-ON TIME4 Power on to ±0.5°/sec of final with CP5 = 100 nF 50 ms OUTPUT DRIVE CAPABILITY Current Drive For rated specifications 200 µA Capacitive Load Drive 1000 pF POWER SUPPLY Operating Voltage (VS) 5.75 6.00 6.25 V Quiescent Supply Current 4 mA TEMPERATURE RANGE Specified Performance −40 +105 °C 1 Parameter is linearly ratiometric with VRATIO. 2 Measurement range is the maximum range possible, including output swing range, initial offset, sensitivity, offset drift, and sensitivity drift at 5 V supplies. 3 From +25°C to −40°C or +25°C to +105°C. 4 Based on characterization. 5 Adjusted by external capacitor, COUT. Reducing bandwidth below 0.01 Hz does not result in further noise improvement. 6 Self-test mismatch is described as (ST2 + ST1)/((ST2 − ST1)/2). |
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