Datasheet ADXRS623 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | ±150°/sec Yaw Rate Gyroscope |
| 页数 / 页 | 13 / 4 — ADXRS623. SPECIFICATIONS. Table 1. Parameter. Test Conditions/Comments. … |
| 修订版 | A |
| 文件格式/大小 | PDF / 355 Kb |
| 文件语言 | 英语 |
ADXRS623. SPECIFICATIONS. Table 1. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit
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ADXRS623 SPECIFICATIONS
Al minimum and maximum specifications are guaranteed. Typical specifications are not guaranteed. TA = −40°C to +105°C, VS = AVCC = VDD = 5 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
SENSITIVITY (RATIOMETRIC)1 Clockwise rotation is positive output Measurement Range2 Full-scale range over specifications range ±150 °/sec Initial and over Temperature 11.25 12.5 13.75 mV/°/sec Temperature Drift3 ±3 % Nonlinearity Best fit straight line 0.1 % of FS NULL (RATIOMETRIC)1 Null −40°C to +105°C 2.5 V Null Drift over Temperature −40°C to +105°C ±250 mV Linear Acceleration Effect Any axis 0.1 °/sec/g NOISE PERFORMANCE Rate Noise Density T = 25°C 0.04 °/sec/√Hz A FREQUENCY RESPONSE Bandwidth4 1 3000 Hz Sensor Resonant Frequency 14.5 kHz SELF-TEST (RATIOMETRIC)1 ST1 RATEOUT Response ST1 pin from Logic 0 to Logic 1 −500 −1000 mV ST2 RATEOUT Response ST2 pin from Logic 0 to Logic 1 500 1000 mV Logic 1 Input Voltage 0.8 × V V RATIO Logic 0 Input Voltage 0.2 × V V RATIO Input Impedance To common 50 kΩ TEMPERATURE SENSOR (RATIOMETRIC)1 V at 25°C Load = 100 MΩ 2.35 2.5 2.65 V OUT Scale Factor5 At 25°C, V = 5 V 9.1 mV/°C RATIO Load to V 25 kΩ S Load to Common 25 kΩ TURN-ON TIME Power on to ±½°/sec of final 50 ms OUTPUT DRIVE CAPABILITY Current Drive For rated specifications 200 µA Capacitive Load Drive 1000 pF POWER SUPPLY Operating Voltage (V ) 4.75 5.00 5.25 V S VRATIO Input 3 V V S Supply Current 3.5 5.0 mA TEMPERATURE RANGE Specified Performance –40 +105 °C 1 Parameter is linearly ratiometric with VRATIO. 2 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 from +25°C to +105°C. 4 Adjusted by external capacitor, COUT. 5 For a change in temperature from 25°C to 26°C. VTEMP is ratiometric to VRATIO. See the Temperature Output and Calibration section for more details. Rev. A | Page 3 of 12 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Absolute Maximum Ratings Rate-Sensitive Axis ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Setting Bandwidth Temperature Output and Calibration Calibrated Performance ADXRS623 and Supply Ratiometricity Null Adjustment Self-Test Function Continuous Self-Test Outline Dimensions Ordering Guide Automotive Products
ADXRS623 SPECIFICATIONS
Al minimum and maximum specifications are guaranteed. Typical specifications are not guaranteed. TA = −40°C to +105°C, VS = AVCC = VDD = 5 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
SENSITIVITY (RATIOMETRIC)1 Clockwise rotation is positive output Measurement Range2 Full-scale range over specifications range ±150 °/sec Initial and over Temperature 11.25 12.5 13.75 mV/°/sec Temperature Drift3 ±3 % Nonlinearity Best fit straight line 0.1 % of FS NULL (RATIOMETRIC)1 Null −40°C to +105°C 2.5 V Null Drift over Temperature −40°C to +105°C ±250 mV Linear Acceleration Effect Any axis 0.1 °/sec/g NOISE PERFORMANCE Rate Noise Density T = 25°C 0.04 °/sec/√Hz A FREQUENCY RESPONSE Bandwidth4 1 3000 Hz Sensor Resonant Frequency 14.5 kHz SELF-TEST (RATIOMETRIC)1 ST1 RATEOUT Response ST1 pin from Logic 0 to Logic 1 −500 −1000 mV ST2 RATEOUT Response ST2 pin from Logic 0 to Logic 1 500 1000 mV Logic 1 Input Voltage 0.8 × V V RATIO Logic 0 Input Voltage 0.2 × V V RATIO Input Impedance To common 50 kΩ TEMPERATURE SENSOR (RATIOMETRIC)1 V at 25°C Load = 100 MΩ 2.35 2.5 2.65 V OUT Scale Factor5 At 25°C, V = 5 V 9.1 mV/°C RATIO Load to V 25 kΩ S Load to Common 25 kΩ TURN-ON TIME Power on to ±½°/sec of final 50 ms OUTPUT DRIVE CAPABILITY Current Drive For rated specifications 200 µA Capacitive Load Drive 1000 pF POWER SUPPLY Operating Voltage (V ) 4.75 5.00 5.25 V S VRATIO Input 3 V V S Supply Current 3.5 5.0 mA TEMPERATURE RANGE Specified Performance –40 +105 °C 1 Parameter is linearly ratiometric with VRATIO. 2 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 from +25°C to +105°C. 4 Adjusted by external capacitor, COUT. 5 For a change in temperature from 25°C to 26°C. VTEMP is ratiometric to VRATIO. See the Temperature Output and Calibration section for more details. Rev. A | Page 3 of 12 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Absolute Maximum Ratings Rate-Sensitive Axis ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Setting Bandwidth Temperature Output and Calibration Calibrated Performance ADXRS623 and Supply Ratiometricity Null Adjustment Self-Test Function Continuous Self-Test Outline Dimensions Ordering Guide Automotive Products