Datasheet ADXRS646 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | High Stability, Low Noise Vibration Rejecting Yaw Rate Gyroscope |
| Seiten / Seite | 9 / 4 — SENSITIVITY. NULL. NOISE PERFORMANCE. FREQUENCY RESPONSE. SELF-TEST. … |
| Dateiformat / Größe | PDF / 218 Kb |
| Dokumentensprache | Englisch |
SENSITIVITY. NULL. NOISE PERFORMANCE. FREQUENCY RESPONSE. SELF-TEST. TEMPERATURE SENSOR. TURN-ON TIME. OUTPUT DRIVE CAPABILITY
Modelllinie für dieses Datenblatt
Textversion des Dokuments
TABLE I. Electrical performance characteristics. 1/ Test Test conditions Limits Unit 2/ Min Typ Max
SENSITIVITY
3/ Clockwise rotation is positive output Measurement Range 4/ Full-scale range over specifications range ±250 ±300 °/sec Initial 8.5 9 9.5 mV/°/sec Temperature Drift 5/ ±3 % Nonlinearity Best fit straight line 0.01 % of FS
NULL
3/ Null −40°C to +105°C 2.7 3.0 3.3 V Temperature Drift 5/ ±3 °/sec Linear Acceleration Effect Any axis 0.015 °/sec/g Vibration Rectification 25 g rms, 50 Hz to 5 kHz 0.0001 °/sec/g 4/
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
Bandwidth 6/ ±3 dB user adjustable up to specification 1000 Hz Sensor Resonant Frequency 15.5 17.5 20 kHz
SELF-TEST
3/ 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 Mismatch 7/ -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 SENSOR
3/ VOUT at 25°C Load = 10 MΩ 2.8 2.9 3.0 v Scale Factor 8/ 25°C, VRATIO = 6 V 10 mV/°C Load to VS 25 kΩ Load to Common 25 kΩ
TURN-ON TIME
8/ 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 See footnote at end of table.
DLA LAND AND MARITIME
SIZE CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/14618
REV PAGE 4 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/14618 REV
SENSITIVITY
3/ Clockwise rotation is positive output Measurement Range 4/ Full-scale range over specifications range ±250 ±300 °/sec Initial 8.5 9 9.5 mV/°/sec Temperature Drift 5/ ±3 % Nonlinearity Best fit straight line 0.01 % of FS
NULL
3/ Null −40°C to +105°C 2.7 3.0 3.3 V Temperature Drift 5/ ±3 °/sec Linear Acceleration Effect Any axis 0.015 °/sec/g Vibration Rectification 25 g rms, 50 Hz to 5 kHz 0.0001 °/sec/g 4/
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
Bandwidth 6/ ±3 dB user adjustable up to specification 1000 Hz Sensor Resonant Frequency 15.5 17.5 20 kHz
SELF-TEST
3/ 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 Mismatch 7/ -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 SENSOR
3/ VOUT at 25°C Load = 10 MΩ 2.8 2.9 3.0 v Scale Factor 8/ 25°C, VRATIO = 6 V 10 mV/°C Load to VS 25 kΩ Load to Common 25 kΩ
TURN-ON TIME
8/ 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 See footnote at end of table.
DLA LAND AND MARITIME
SIZE CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/14618
REV PAGE 4 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/14618 REV