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)

2 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), 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.

3 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. 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.

4 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: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)

5 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), 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.

6 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. 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.)

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 pins2 Waveform Characteristics (Port 0 Only)Terminals usedPort 0 (P0.< >)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)

8 , 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.< > -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.

9 < > 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. 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.

10 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.