NI 6361 Device Specifications - National Instruments

1 Device SPECIFICATIONSNI 6361X Series Data Acquisition: 2 MS/s, 16 AI, 24 DIO, 2 AOFran aisDeutsch following Specifications are typical at 25 C, unless otherwise noted. For moreinformation about the NI 6361, refer to the X Series User Manual available at InputNumber of channels8 differential or 16 single endedADC resolution16 bitsDNLNo missing codes guaranteedINLR efer to the AI Absolute Accuracy rateSingle channel MS/sMultichannel maximum (aggregate) MS/sMinimumNo minimumTiming resolution10 nsTiming accuracy50 ppm of sample rateInput couplingDCInput range V, V, V, 1 V, 2 V, 5 V, 10 VMaximum working voltage for analog inputs(signal + common mode) 11 V of AI GNDCMRR (DC to 60 Hz)100 dBInput impedanceDevice onAI+ to AI GND>10 G in parallel with 100 pFAI- to AI GND>10 G in parallel with 100 pFDevice offAI+ to AI GND820 AI- to AI GND820 Input bias current 100 pACrosstalk (at 100 kHz)Adjacent channels-75 dBNon-adjacent channels-95 dBSmall signal bandwidth (-3 dB)

2 MHzInput FIFO size2,047 samplesScan list memory4,095 entriesData transfersPCIe/PXIeDMA (scatter-gather), programmed I/OUSBUSB Signal Stream, programmed I/OOvervoltage protection for all analog input and sense channelsDevice on 25 V for up to two AI pinsDevice off 15 V for up to two AI pinsInput current during overvoltage condition 20 mA max/AI pinSettling Time for Multichannel MeasurementsRange 60 ppm of Step ( 4 LSB forFull-Scale Step) 15 ppm of Step ( 1 LSB forFull-Scale Step) 10 V, 5 V, 2 V, 1 V1 s s2 s V, V2 s8 s2 | | NI 6361 SpecificationsTypical Performance GraphsFigure 1. Settling Error versus Time for Different Source Impedances10 KTime ( s)Error (ppm of Step Size)101001 K1101001 k 2 k 5 k 10 k 100 Figure 2. AI < > Small Signal Bandwidth 8 7 6 5 4 3 2 1011 k10 k100 k1000 k10000 kFrequency (Hz)Normalized Signal Amplitude (dB)NI 6361 Specifications | National Instruments | 3 Figure 3.

3 AI < > CMRR405060708090100110120130101001 k10 k100 kFrequency (Hz)CMRR (dB)10 V Range5 V V RangeAI Absolute AccuracyTable 1. AI Absolute AccuracyNominalRangePositiveFull ScaleNominalRangeNegativeFull ScaleResidualGain Error(ppm ofReading)ResidualOffsetError (ppmof Range)OffsetTempco(ppm ofRange/ C)RandomNoise, ( Vrms)AbsoluteAccuracy atFull Scale( V) 10-104813213151, | | NI 6361 SpecificationsFor more information about absolute accuracy at full scale, refer to the AI Absolute AccuracyExample tempco13 ppm/ CReference tempco1 ppm/ CINL error60 ppm of rangeNote Accuracies listed are valid for up to two years from the Device Absolute Accuracy EquationAbsoluteAccuracy = Reading (GainError) + Range (OffsetError) + NoiseUncertaintyGainError = ResidualGainError + GainTempco (TempChangeFromLastInternalCal) +ReferenceTempco (TempChangeFromLastExternalCal)OffsetErr or = ResidualOffsetError + OffsetTempco (TempChangeFromLastInternalCal)

4 + INLE rrorNoiseUncertainty = RandomNoise 310,000 for a coverage factor of 3 and averaging10,000 Absolute Accuracy ExampleAbsolute accuracy at full scale on the analog input channels is determined using the followingassumptions: TempChangeFromLastExternalCal = 10 C TempChangeFromLastInternalCal = 1 C number_of_readings = 10,000 CoverageFactor = 3 For example, on the 10 V range, the absolute accuracy at full scale is as follows:GainError = 48 ppm + 13 ppm 1 + 1 ppm 10 = 71 ppmOffsetError = 13 ppm + 21 ppm 1 + 60 ppm = 94 ppmNoise Uncertainity =315 310,000 = VAbsoluteAccuracy = 10 V (GainError) + 10 V (OffsetError) + NoiseUncertainty =1,660 VNI 6361 Specifications | National Instruments | 5 Analog TriggersNumber of triggers1 SourceAI < >, APFI 0 FunctionsStart Trigger, Reference Trigger, PauseTrigger, Sample Clock, Convert Clock,Sample Clock TimebaseSource levelAI < > Full scaleAPFI 0 10 VResolution16 bitsModesAnalog edge triggering, analog edge triggeringwith hysteresis, and analog window triggeringBandwidth (-3 dB)AI < > MHzAPFI MHzAccuracy 1% of rangeAPFI 0 characteristicsInput impedance10 k CouplingDCProtection, power on 30 VProtection, power off 15 VAnalog OutputNumber of channels2 DAC resolution16 bitsDNL 1 LSBM onotonicty16 bit guaranteedMaximum update rate (simultaneous)

5 1 MS/s2 MS/sTiming accuracy50 ppm of sample rateTiming resolution10 ns6 | | NI 6361 SpecificationsOutput range 10 V, 5 V, external reference on APFI 0 Output couplingDCOutput Output current drive 5 mAOverdrive protection 25 VOverdrive current26 mAPower-on state 5 mVPower-on/off V peak for 200 V for s, typical behavior1 Output FIFO size8,191 samples shared among channels usedData transfersPCIe/PXIeDMA (scatter-gather), programmed I/OUSBUSB Signal Stream, programmed I/OAO waveform modesNon-periodic waveform, periodic waveformregeneration mode from onboard FIFO,periodic waveform regeneration from hostbuffer including dynamic updateSettling time, full-scale step 15 ppm (1 LSB)2 sSlew rate20 V/ sGlitch energy at midscale transition, 10 Vrange10 nV sExternal ReferenceAPFI 0 characteristicsInput impedance10 k CouplingDCProtection, Device on 30 VProtection, Device off 15 VRange 11 VSlew rate20 V/ s1 Time period may be longer due to host system USB performance.

6 Time period is longer duringfirmware 6361 Specifications | National Instruments | 7 Figure 4. AO External Reference Bandwidth 90 80 70 60 50 40 30 20 10010100 1 k10 k100 k1 MFrequency (Hz)Normalized AO AmplitudeAttenuation (dB)DAC Output CODE (HEX)FFFFBFFF8 FFF83FF80FF803F800F8003AO Absolute AccuracyAbsolute accuracy at full-scale numbers is valid immediately following self calibration andassumes the Device is operating within 10 C of the last external 2. AO Absolute AccuracyNominalRangePositiveFullScaleNom inalRangeNegativeFullScaleResidualGainEr ror(ppm ofReading)GainTempco(ppm/ C)ReferenceTempco(ppm/ C)ResidualOffsetError(ppm ofRange)OffsetTempco(ppm ofRange/ C)INLE rror(ppmofRange)AbsoluteAccuracyat FullScale( V) 10-1063171332641,8905-5708133264935 Note Accuracies listed are valid for up to two years from the Device Absolute Accuracy EquationAbsoluteAccuracy = OutputValue (GainError) + Range (OffsetError)GainError = ResidualGainError + GainTempco (TempChangeFromLastInternalCal) +ReferenceTempco (TempChangeFromLastExternalCal)OffsetErr or = ResidualOffsetError + OffsetTempco (TempChangeFromLastInternalCal)+ INLE rror8 | | NI 6361 SpecificationsDigital I/O/PFIS tatic CharacteristicsNumber of channels24 total, 8 (P0.)

7 < >),16 (PFI < >/P1, PFI < >/P2)Ground referenceD GNDD irection controlEach terminal individually programmable asinput or outputPull-down resistor50 k typical, 20 k minimumInput voltage protection 20 V on up to two pinsCaution Stresses beyond those listed under the Input voltage protectionspecification may cause permanent damage to the Characteristics (Port 0 Only)Terminals usedPort 0 (P0.< >)Port/sample sizeUp to 8 bitsWaveform generation (DO) FIFO2,047 samplesWaveform acquisition (DI) FIFO255 samplesDI Sample Clock frequencyPCIe/PXIe0 to 10 MHz, system and bus activitydependentUSB0 to 1 MHz, system and bus activity dependentDO Sample Clock frequencyPCIe/PXIeRegenerate from FIFO0 to 10 MHzStreaming from Memory0 to 10 MHz, system and bus activitydependentNI 6361 Specifications | National Instruments | 9 USBR egenerate from FIFO0 to 10 MHzStreaming from memory0 to 1 MHz, system and bus activity dependentData transfersPCIe/PXIeDMA (scatter-gather)

8 , programmed I/OUSBUSB Signal Stream, programmed I/ODigital line filter settings160 ns, s, ms, disablePFI/Port 1/Port 2 FunctionalityFunctionalityStatic digital input, static digital output, timinginput, timing outputTiming output sourcesMany AI, AO, counter, DI, DO timing signalsDebounce filter settings90 ns, s, ms, custom interval,disable; programmable high and lowtransitions; selectable per inputRecommended Operating ConditionsInput high voltage (VIH) VInput low voltage (VIL)Minimum0 VOutput high current (IOH)P0.< >-24 mA maximumPFI < >/P1/P2-16 mA maximumOutput low current (IOL)P0.< >24 mA maximumPFI < >/P1/P216 mA maximumDigital I/O CharacteristicsPositive-going threshold (VT+) V maximumNegative-going threshold (VT-) V minimumDelta VT hysteresis (VT+ - VT-) V minimum10 | | NI 6361 SpecificationsIIL input low current (VIN = 0 V)-10 A maximumIIH input high current (VIN = 5 V)250 A maximumFigure 5.

9 P0.< >: IOH versus VOHIOH (mA) 30 5 10 15 20 25 35 40 45 VOH (V)0 5055 C; Vdd = V25 C; Vdd = V0 C; Vdd = V62345 Figure 6. P0.< >: IOL versus (mA) (V)4000 C; Vdd = V25 C; Vdd = V55 C; Vdd = VNI 6361 Specifications | National Instruments | 11 Figure 7. PFI < >/P1/P2: IOH versus VOH5 IOH (mA) 30 5 10 15 20 25 35 40 45234 VOH (V)0 50655 C; Vdd = V25 C; Vdd = V0 C; Vdd = 8. PFI < >/P1/P2: IOL versus (mA) (V)00 C; Vdd = V25 C; Vdd = V55 C; Vdd = V40 General-Purpose CountersNumber of counter/timers4 Resolution32 bits12 | | NI 6361 SpecificationsCounter measurementsEdge counting, pulse, pulse width,semi-period, period, two-edge separationPosition measurementsX1, X2, X4 quadrature encoding withChannel Z reloading; two-pulse encodingOutput applicationsPulse, pulse train with dynamic updates,frequency division, equivalent time samplingInternal base clocks100 MHz, 20 MHz, 100 kHzExternal base clock frequencyPCIe/USB0 MHz to 25 MHzPXIe0 MHz to 25 MHz.

10 0 MHz to 100 MHz onPXIe_DSTAR <A,B>Base clock accuracy50 ppmInputsGate, Source, HW_Arm, Aux, A, B, Z,Up_Down, Sample ClockRouting options for inputsPCIeAny PFI, RTSI, analog trigger, many internalsignalsPXIeAny PFI, PXIe_DSTAR<A,B>, PXI_TRIG,PXI_STAR, analog trigger, many internalsignalsUSBAny PFI, analog trigger, many internal signalsFIFO127 samples per counterData transfersPCIe/PXIeDedicated scatter-gather DMA controller foreach counter/timer, programmed I/OUSBUSB Signal Stream, programmed I/OFrequency GeneratorNumber of channels1 Base clocks20 MHz, 10 MHz, 100 kHzDivisors1 to 16 Base clock accuracy50 ppmNI 6361 Specifications | National Instruments | 13 Phase-Locked Loop (PLL)Number of PLLs1 Table 3. Reference Clock Locking FrequenciesReference SignalPCIe Locking InputFrequency (MHz)PXIe Locking InputFrequency (MHz)USB Locking InputFrequency (MHz) PXIe_DSTAR<A,B> 10, 20, 100 PXI_STAR 10, 20 PXIe_CLK100 100 PXI_TRIG < > 10, 20 RTSI < >10, 20 PFI < >10, 2010, 2010 Output of PLL100 MHz Timebase.