NI 6259 Device Specifications - National Instruments

1 Device SPECIFICATIONSNI 6259M Series Data Acquisition: 32 AI, MS/s, 48 DIO, 4 AOThe following Specifications are typical at 25 C, unless otherwise noted. For moreinformation about the NI 6259, refer to the M Series User Manual available at InputNumber of channels16 differential or 32 single endedADC resolution16 bitsDNLNo missing codes guaranteedINLR efer to the AI Absolute Accuracy sectionSample rateSingle channel MS/sMultichannel maximum (aggregate) MS/sMinimumNo minimumTiming resolution50 nsTiming accuracy50 ppm of sample rateInput couplingDCInput range V, V, V, 1 V, 2 V, 5 V, 10 VMaximum working voltage for analoginputs (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) MHzInput FIFO size4,095 samplesScan list memory4,095 entriesData transfersPCI/PCI Express/PXI/PXI ExpressDMA (scatter-gather)

2 , interrupts,programmed I/OUSBUSB Signal Stream, programmed I/OOvervoltage protection for all analog input and sense channelsDevice on 25 V for up to four AI pinsDevice off 15 V for up to four AI pinsInput current during overvoltage condition 20 mA maximum/AI pinSettling Time for Multichannel MeasurementsTable 1. Settling Time for Multichannel MeasurementsRange 60 ppm of Step( 4 LSB for Full-Scale Step) 15 ppm of Step( 1 LSB for Full-Scale Step) 1 V, 2 V, 5 V, 10 V1 s s2 s V, V2 s8 s2 | | NI 6259 Device SpecificationsTypical Performance GraphsFigure 1. Settling Error versus Time for Different Source Impedances110100 Time ( s)Error (ppm of Step Size)101001 K10 K1 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 6259 Device Specifications | National Instruments | 3 Figure 3. AI CMRR405060708090100110120130101001 k10 k100 kFrequency (Hz)CMRR (dB)10 V Range5 V V RangeAI Absolute AccuracyNote Accuracies listed are valid for up to two years from the Device 2.

3 AI Absolute AccuracyNominalRangePositiveFullScaleNom inalRangeNegativeFullScaleResidualGainEr ror(ppm ofReading)ResidualOffsetError(ppm ofRange)OffsetTempco(ppm ofRange/ C)RandomNoise, ( Vrms)AbsoluteAccuracyat FullScale( V)Sensitivity( V) 10-106020212801, , | | NI 6259 Device SpecificationsNote Sensitivity is the smallest voltage change that can be detected. It is a functionof tempco13 ppm/ CReference tempco1 ppm/ CINL error60 ppm of rangeAI Absolute Accuracy EquationAbsoluteAccuracy = Reading (GainError) + Range (OffsetError) + NoiseUncertaintyGainError = ResidualAIGainError + GainTempco (TempChangeFromLastInternalCal)+ ReferenceTempco (TempChangeFromLastExternalCal)OffsetErr or = ResidualAIOffsetError + OffsetTempco (TempChangeFromLastInternalCal) + INLE rrorNoiseUncertainty = RandomNoise 3100 for a coverage factor of 3 and averaging100 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 = 100 CoverageFactor = 3 For example, on the 10 V range, the absolute accuracy at full scale is as follows.

4 GainError = 60 ppm + 13 ppm 1 + 1 ppm 10 = 83 ppmOffsetError = 20 ppm + 21 ppm 1 + 60 ppm = 101 ppmNoiseUncertainty = 280 3100 = 84 VAbsoluteAccuracy = 10 V (GainError) + 10 V (OffsetError) + NoiseUncertainty =1,920 VAnalog TriggersNumber of triggers1 SourceAI < >, APFI <0, 1>FunctionsStart Trigger, Reference Trigger,Pause Trigger, Sample Clock, Convert Clock,Sample Clock TimebaseNI 6259 Device Specifications | National Instruments | 5 Source levelAI < > Full scaleAPFI <0, 1> 10 VResolution10 bits, 1 in 1,024 ModesAnalog edge triggering, analog edge triggeringwith hysteresis, and analog window triggeringBandwidth (-3 dB)AI < > MHzAPFI <0, 1> MHzAccuracy 1%APFI <0, 1> characteristicsInput impedance10 k CouplingDCProtection, power on 30 VProtection, power off 15 VAnalog OutputNumber of channels4 DAC resolution16 bitsDNL 1 LSBM onotonicity16 bit guaranteedAccuracyRefer to the AO Absolute Accuracy sectionMaximum update rate1 MS/s2 MS/s per channel3 MS/s per channel4 MS/s per channelTiming accuracy50 ppm of sample rateTiming resolution50 nsOutput range 5 V, 10 V, external reference onAPFI <0, 1>Output couplingDCOutput 6 | | NI 6259 Device SpecificationsOutput current drive 5 mAOverdrive protection 25 VOverdrive current20 mAPower-on state 5 mV1 Power-on V peak for sOutput FIFO size8,191 samples shared among channels usedData transfersPCI/PCI Express/PXI/PXI ExpressDMA (scatter-gather)

5 , interrupts,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 V rangeMagnitude10 mVDuration1 sExternal ReferenceAPFI <0,1> characteristicsInput impedance10 k CouplingDCProtection, Device on 30 VProtection, Device off 15 VRange 11 VSlew rate20 V/ s1 When the USB Screw Terminal Device is powered on, the analog output signal is not defined untilafter USB configuration is 6259 Device Specifications | National Instruments | 7 Figure 4. AO External Reference Bandwidth 90 80 70 60 50 40 30 20 10010100 1k10 k100 k1 MFrequency (Hz)Normalized AO AmplitudeAttenuation (dB)8003800F803F80FF83FF8 FFFBFFFFFFFDAC Output CODE (HEX)AO Absolute AccuracyAbsolute accuracy at full-scale numbers is valid immediately following internal calibrationand assumes the Device is operating within 10 C of the last external Accuracies listed are valid for up to two years from the Device 3.

6 AO Absolute AccuracyNominalRangePositiveFull ScaleNominalRangeNegativeFull ScaleResidualGain Error(ppm ofReading)GainTempco(ppm/ C)ResidualOffsetError (ppmof Range)OffsetTempco(ppm ofRange/ C)AbsoluteAccuracyat FullScale ( V) 10-1075174022,0805-58584021,045 Reference tempco1 ppm/ CINL error64 ppm of rangeAO Absolute Accuracy EquationAbsoluteAccuracy = OutputValue (GainError) + Range (OffsetError)GainError = ResidualGainError + GainTempco (TempChangeFromLastInternalCal) +ReferenceTempco (TempChangeFromLastExternalCal)OffsetErr or = ResidualOffsetError + AOOffsetTempco (TempChangeFromLastInternalCal) + INLE rror8 | | NI 6259 Device SpecificationsDigital I/O/PFIS tatic CharacteristicsNumber of channels48 total, 32 (P0.< >),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 pins2 Waveform Characteristics (Port 0 Only)Terminals usedPort 0 (P0.)

7 < >)Port/sample sizeUp to 32 bitsWaveform generation (DO) FIFO2,047 samplesWaveform acquisition (DI) FIFO2,047 samplesDI Sample Clock frequencyPCI/PCI Express/PXI/PXI Express0 MHz to 10 MHz, system and bus activitydependentUSB0 MHz to 1 MHz, system and bus activitydependentDO Sample Clock frequencyPCI/PCI Express/PXI/PXI ExpressRegenerate from FIFO0 MHz to 10 MHzStreaming from memory0 to 10 MHz, system and bus activitydependentUSBR egenerate from FIFO0 MHz to 10 MHzStreaming from memory0 MHz to 1 MHz, system and bus activitydependent2 Stresses beyond those listed under Input voltage protection may cause permanent damage to 6259 Device Specifications | National Instruments | 9 Data transfersPCI/PCI Express/PXI/PXI ExpressDMA (scatter-gather), interrupts,programmed I/OUSBUSB Signal Stream, programmed I/ODI or DO Sample Clock source3 Any PFI, RTSI, AI Sample or Convert Clock,AO Sample Clock, Ctr n Internal Output, andmany other signalsPFI/Port 1/Port 2 FunctionalityFunctionalityStatic digital input, static digital output,timing input, timing outputTiming output sourcesMany AI, AO, counter, DI, DO timing signalsDebounce filter settings125 ns, s, ms, disable; high andlow transitions; selectable per inputRecommended Operating ConditionsLevelMinimumMaximum Input high voltage (VIH) VInput low voltage (VIL)0 VOutput high current (IOH) P0.

8 < > -24 mAOutput high current (IOH) PFI < >/P1/P2 -16 mAOutput low current (IOL) P0.< > 24 mAOutput low current (IOL) PFI < >/P1/P2 16 mANote On earlier versions of the USB-6259 Screw Terminal (part numbers194021B/C/-0x), the digital I/O characteristics of P0.< > match thecharacteristics of PFI < >. Refer to the November 2006 version of theNI 625x Specifications (part number 371291G-01) for more digital subsystem does not have its own dedicated internal timing engine. Therefore, a sampleclock must be provided from another subsystem on the Device or an external | | NI 6259 Device SpecificationsElectrical CharacteristicsLevelMinimumMaximum Positive-going threshold (VT+) VNegative-going threshold (VT-) V Delta VT hystersis (VT+ - VT-) V IIL input low current (Vin = 0 V) -10 AIIH input high current (Vin = 5 V) 250 ADigital I/O CharacteristicsFigure 5. P0.< >: Ioh versus Voh 50 45 40 35 30 25 20 15 10 5023456 Voh (V)Ioh (mA)55 C; Vdd = V25 C; Vdd = V0 C; Vdd = VNI 6259 Device Specifications | National Instruments | 11 Figure 6.

9 PFI < >/P1/P2: Ioh versus Voh 50 45 40 35 30 25 20 15 10 5023456 Voh (V)Ioh (mA)55 C; Vdd = V25 C; Vdd = V0 C; Vdd = VFigure 7. P0.< >: Iol versus (V)Iol (mA)55 C; Vdd = V25 C; Vdd = V0 C; Vdd = V12 | | NI 6259 Device SpecificationsFigure 8. PFI < >/P1/P2: Iol versus (V)Iol (mA)55 C; Vdd = V25 C; Vdd = V0 C; Vdd = VNote On earlier versions of the USB-6259 Screw Terminal (part numbers194021B/C-0x), the digital I/O characteristics of P0.< > match thecharacteristics of PFI < >. Refer to the November 2006 version of theNI 625x Specifications (part number 371291G-01) for more Counters/TimersNumber of counter/timers2 Resolution32 bitsCounter measurementsEdge counting, pulse, 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 clocks80 MHz, 20 MHz, MHzExternal base clock frequency0 MHz to 20 MHzBase clock accuracy50 ppmInputsGate, Source, HW_Arm, Aux, A, B, Z,Up_DownRouting options for inputsAny PFI, RTSI, PXI_TRIG, PXI_STAR,analog trigger, many internal signalsFIFO2 samplesNI 6259 Device Specifications | National Instruments | 13 Data transfersPCI/PCI Express/PXI/PXI ExpressDedicated scatter-gather DMA controller foreach counter/timer.

10 Interrupts, programmed I/OUSBUSB Signal Stream, programmed I/OFrequency GeneratorNumber of channels1 Base clocks10 MHz, 100 kHzDivisors1 to 16 Base clock accuracy50 ppmOutput can be available on any output PFI or RTSI Loop (PLL)Note PCI/PCI Express/PXI/PXI Express devices of PLLs1 Reference signalPXI_STAR, PXI_CLK10, RTSI < >Output of PLL80 MHz Timebase; other signals derived from80 MHz Timebase including 20 MHz and100 kHz TimebasesExternal Digital TriggersSourceAny PFI, RTSI, PXI_TRIG, PXI_STARP olaritySoftware-selectable for most signalsAnalog input functionStart Trigger, Reference Trigger,Pause Trigger, Sample Clock, Convert Clock,Sample Clock TimebaseAnalog output functionStart Trigger, Pause Trigger, Sample Clock,Sample Clock TimebaseCounter/timer functionGate, Source, HW_Arm, Aux, A, B, Z,Up_Down14 | | NI 6259 Device SpecificationsDigital waveform generation (DO)functionSample ClockDigital waveform acquisition (DI)functionSample ClockDevice-to- Device Trigger BusPCI/PCI ExpressRTSI < >4 PXI/PXI ExpressPXI_TRIG < >, PXI_STARUSB sourceNoneOutput selections10 MHz Clock, frequency generator output,many internal signalsDebounce filter settings125 ns, s, ms, disable; high andlow transitions.