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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD2S1205 датащи(PDF) 4 Page - Analog Devices |
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AD2S1205 датащи(HTML) 4 Page - Analog Devices |
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4 / 21 page  AD2S1205 Rev. A | Page 3 of 20 SPECIFICATIONS AVDD = DVDD = 5.0 V ± 5% at −40°C to +125°C, CLKIN = 8.192 MHz ± 25%, unless otherwise noted. Table 1. Parameter Min Typ Max Unit Conditions/Comments Sin, Cos INPUTS1 Voltage 2.3 3.15 4.0 V p-p Sinusoidal waveforms, Sin − SinLO and Cos − CosLO, differential inputs Input Bias Current 12 μA VIN = 4.5 VDC, CLKIN = 10.24 MHz Input Impedance 0.35 MΩ VIN = 4.5 VDC Common-Mode Voltage 100 mV peak CMV with respect to REFOUT/2 at 10 kHz Phase-Lock Range −44 +44 Degrees Sin/Cos vs. EXC output ANGULAR ACCURACY Angular Accuracy ±11 Arc minutes Zero acceleration, Y grade ±22 Arc minutes Zero acceleration, W grade Resolution 12 Bits Guaranteed no missing codes Linearity INL 2 LSB Zero acceleration, 0 rps to 1250 rps, CLKIN = 10.24 MHz Linearity DNL 0.3 LSB Guaranteed monotonic Repeatability 1 LSB Hysteresis 1 LSB VELOCITY OUTPUT Velocity Accuracy 2 LSB Zero acceleration Resolution 11 Bits Linearity 1 LSB Guaranteed by design, 2 LSB maximum Offset 0 1 LSB Zero acceleration Dynamic Ripple 1 LSB Zero acceleration DYNAMIC PERFORMANCE Bandwidth 1000 2400 Hz Tracking Rate 750 rps CLKIN = 6.144 MHz , guaranteed by design 1000 rps CLKIN = 8.192 MHz , guaranteed by design 1250 rps CLKIN = 10.24 MHz , guaranteed by design Acceleration Error 30 Arc minutes At 10,000 rps, CLKIN = 8.192 MHz Settling Time 179° Step Input 5.2 ms To within ±11 arc minutes, Y grade, CLKIN = 10.24 MHz 4.0 ms To within 1 degree, Y grade, CLKIN = 10.24 MHz EXC, EXC OUTPUTS Voltage 3.34 3.6 3.83 V p-p Load ±100 μA Center Voltage 2.39 2.47 2.52 V Frequency 10 kHz FS1 = high, FS2 = high, CLKIN = 8.192 MHz 12 kHz FS1 = high, FS2 = low, CLKIN = 8.192 MHz 15 kHz FS1 = low, FS2 = high, CLKIN = 8.192 MHz 20 kHz FS1 = low, FS2 = low, CLKIN = 8.192 MHz EXC/EXC DC Mismatch 35 mV THD −58 dB First five harmonics FAULT DETECTION BLOCK Loss of Signal (LOS) Sin/Cos Threshold 2.18 2.24 2.3 V p-p DOS and LOT go low when Sin or Cos fall below threshold Angular Accuracy (Worst Case) 57 Degrees LOS indicated before angular output error exceeds limit (4.0 V p-p input signal and 2.18 V LOS threshold) Angular Latency (Worst Case) 114 Degrees Maximum electrical rotation before LOS is indicated (4.0 V p-p input signal and 2.18 V LOS threshold) Time Latency 125 μs |
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