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MFLI and MFIA Specification

General Specifications

Storage temperature+5°C to +65°C
Storage relative humidity< 95%, non-condensing
Operating temperature+5°C to +40°C
Operating relative humidity< 90%, non-condensing
Specification temperature+18°C to +28°C
Power consumption< 40 W
DC power inlet12 V, 2 A
Connector: Switchcraft 760BK, ID 2.5 mm, OD 5.5 mm
Power supply AC line100 - 240 V (±10%), 50/60 Hz
Line power fuse250 V, 2 A, fast, 5 x 20 mm, F 2A L 250V
Dimensions including bumper28.3 x 23.2 x 10.2 cm
11.1 x 9.1 x 4.0 inch
Rack mount on request
Weight including bumper3.8 kg
Recommended calibration interval2 years (see sticker on back panel)
Warranty1 year, extensible

Demodulators

Frequency range0 - 500 kHz; 0 - 5 MHz (see also MF-F5M option)
Number of demodulators1 dual-phase (X, Y, R,Θ); 4 dual-phase requires MF-MD option
Demodulator inputsSignal inputs (V/I), auxiliary inputs, auxiliary outputs, trigger inputs
Filter time constant337 ns - 83 s
Filter bandwidth (-3 dB)276 µHz - 206 kHz (4th order filter)
Harmonics1 - 1023
Filter slope6, 12, 18, 24, 30, 36, 42, 48 dB/oct
Additional filteringSinc filter
Phase resolution10 µdeg
Frequency resolution1 µHz
Output sample rate on auxiliary outputs612 kSa/s (for each auxiliary output), 18 bit, ±10 V
Maximum transfer rate over 1 GbE200 kSa/s (all demodulators), 48-bit full range
Maximum rate to store on local USB drive50 kSa/s (all demodulators), 48-bit full range
Trigger modes for data transferContinuous, edge, gated

Reference Modes

External reference frequency range1 Hz to 500 kHz; 1 Hz to 5 MHz (see also MF-F5M option)
External reference inputAuxiliary inputs, trigger inputs, auxiliary outputs, current signal input, voltage signal input
Lock time for external referenceTypically less than max(100 cycles, 1.2 ms)
Number of external references1; 2 requires MF-MD option
Internal reference frequency rangeDC - 500 kHz; DC - 5 MHz (see also MF-F5M option)

Scope

Input channelsSignal inputs (V,I), auxiliary inputs, auxiliary outputs, trigger inputs, trigger outputs, signal output, oscillator phase
Scope modesTime domain, frequency domain (FFT)
Number display channels1; 2 requires MF-DIG option
Trigger channelsSignal inputs (V,I), auxiliary inputs, auxiliary outputs, trigger inputs, trigger outputs
Trigger modesEdge
Trigger hysteresisFull input range
PretriggerFull sample range
Sampling rates1.8 kSa/s to 60 MSa/s
Vertical resolution16 bits
Maximum number of samples per shot16 kSa; 2.5 MSa per channel requires MF-DIG option
Minimum hold time1 ms
Bandwidth limit mode, vertical resolution increaseDown sampling by averaging; vertical resolution increase up to 24 bits requires MF-DIG option
Cursor mathLocation, area, wave, peak, tracking, histogram

Spectrum Analyzer

Center frequency range0 - 500 kHz; 0 - 5 MHz (see also MF-F5M option)
Spectrum modesFFT(X+iY), FFT(R), FFT(Θ), FFT(f) and FFT((dΘ/dt)/2π)
Statistical optionsAmplitude, spectral density, power
Averaging modesNone, exponential moving average
Maximum number of samples per spectrum8 kSa
Maximum span58 kHz
Window functionsRectangular, Hann, Hamming, Blackman Harris
Cursor mathLocation, area, tracking, wave, peak, histogram

Sweeper

Scan parametersOscillator frequency, demodulator phase, auxiliary offset, signal output offset, etc.
Parameter sweep rangesFull range, linear and logarithmic
Parameter sweep resolutionArbitrary, defined by start/stop value and number of sweep points
Display parametersDemodulator output (X, Y, R, Θ, f), auxiliary input
Display optionsSingle plot, dual plot (e.g., Bode plot), multi-trace
Statistical optionsAmplitude, spectral density, power
Preset measurement modesParameter sweep, noise amplitude measurement, frequency response analyzer, 3-omega-sweep

Voltage Signal Inputs

Connectors2 BNC on front panel, single-ended and differential
Shield connectivityFloating or ground
Maximum float voltage versus ground±1V
Input impedance50 Ω and 10 MΩ; 27 pF for range >= 300 mV; 40 pF for range <= 100 mV
Input frequency rangeDC - 500 kHz; DC - 5 MHz (see also MF-F5M option)
Input A/D conversion16 bits, 60 MSa/s
Input noise amplitude2.5 nV/√Hz above 1 kHz for 3.3 mV input range and shorting cap on input; 7 nV/√Hz at 10 Hz, 40 nV/√Hz at 1 Hz
Input noise corner frequencyTypically 100 Hz for range <= 10 mV
Input bias currentTypically ±10 pA, max ±200 pA
Input full range sensitivity
(10 V lock-in amplifier output)
1 nV to 3 V
Input AC ranges±1 mV, ±3 mV, ±10 mV, ±30 mV, ±100 mV, ±300 mV, ±1 V, ±3 V
AC coupling cutoff frequency1.6 Hz
Maximum DC offset for AC coupling±10 V
Input DC ranges±1 mV, ±3 mV, ±10 mV, ±30 mV, ±100 mV, ±300 mV, ±1 V, ±3 V
Input gain inaccuracy< 1% (< 2 MHz); for higher frequencies limited by analog input filter
Analog input filter (anti-aliasing)1 dB suppression at 5 MHz, 3 dB at 12 MHz; 3rd order roll-off
Input amplitude stability0.1%/°C
Input offset amplitude< max(0.5 mV, 1% of range)
Dynamic reserveUp to 120 dB
Harmonic distortion (typical)−80 dBc for frequencies <= 100 kHz; −65 dBc for frequencies <= 5 MHz; carrier amplitude −1 dBFS
Coherent pickup< −140 dB for frequencies <= 5 MHz and 50 Ω input impedance;
< −180 dB for frequencies <= 100 kHz and 50 Ω input impedance

Current Signal Input

ConnectorBNC on front panel, float/gnd
Shield connectivityFloating or ground
Maximum float voltage versus ground±1 V
Input impedanceSee Table 5.9 in MFIA User Manual
Input frequency rangeDC - 500 kHz; DC - 5 MHz (see also MF-F5M option)
Input A/D conversion16 bits, 60 MSa/s
Input noise amplitude20 fA/√Hz above 100 Hz for 10 nA input range;
200 fA/√Hz above 10 kHz for 1 µA input range;
3.5 pA/√Hz above 1 MHz for 100 µA input range;
300 pA/√Hz above 1 MHz for 10 mA input range;
Input leakage current±10 pA
Input full range sensitivity
(10 V lock-in amplifier output)
±10 fA to ±10 mA
Input gain inaccuracy< 1% (for frequencies below 10% of the input bandwidth)
Input offset amplitude1% of range
Input offset voltage±2.2 mV max.
Dynamic reserveUp to 120 dB
Coherent pickup< 90 GΩ for frequencies <= 5 MHz and 100 μA input range
< 140 TΩ for frequencies <= 100 kHz and 10 nA input range
Current input rangeTransimpedance
gain
Bandwidth (-3 dB)Input impedance at DCInput noise
10 mA100 V/A5 MHz50 Ω300 pA / √Hz at 100 kHz
1 mA11 kV/A5 MHz50 Ω200 pA/√Hz at 100 kHz
100 µA10 kV/A5 MHz60 Ω3.5 pA/√Hz at 100 kHz
10 µA1100 kV/A5 MHz60 Ω2.5 pA/√Hz at 100 kHz
1 µA1 MV/A450 kHz1 kΩ200 fA/√Hz at 1 kHz
100 nA110 MV/A450 kHz1 kΩ150 fA/√Hz at 1 kHz
10 nA100 MV/A2 kHz160 kΩ20 fA/√Hz at 100 Hz
1 nA11 GV/A2 kHz160 kΩ15 fA/√Hz at 100 Hz
1 Range only available on MF Instruments with serial number MF-DEV3200 and higher

Differential Signal Output

Connectors2 BNC on front panel, single-ended and differential
Output impedance50 Ω
Output frequency rangeDC - 500 kHz; DC - 5 MHz (see also MF-F5M option)
Output frequency resolution1 µHz
Output phase range±180°
Output phase resolution10 µdeg
Differential outputsSine waves shifted by 180°
Output D/A conversion16 bits, 60 MSa/s
Output amplitude ranges±10 mV, ±100 mV, ±1 V, ±10 V (single-ended on high impedance)
Output power24 dBm (±10 V, 250 mW), for each BNC
Output gain inaccuracy< 1% at 100 kHz for all output ranges
Maximum output drive current100 mA
Output offset amplitude±1 mV or 1% of range, whichever is bigger
Harmonic distortion (typical)−85 dBc for f < 100 kHz, −60 dBc for f < 5 MHz; for output ranges <= 1 V; carrier amplitude −1 dBFS
−80 dBc for f < 100 kHz, −50 dBc for f < 5 MHz; for output range 10 V; carrier amplitude −1 dBFS
Analog adderAuxiliary Input 1 can be added to signal output, ±10 V, DC-2 MHz
Output rangeOutput noise density
(high load impedance setting)
RMS output noise
at 12 MHz bandwidth
10 mV43 nV/√Hz145 µVrms
100 mV43 nV/√Hz145 µVrms
1 V48 nV/√Hz161 µVrms
10 V104 nV/√Hz310 µVrms

Auxiliary Inputs

Connectors2 BNC on front panel
A/D converter16 bits, 15 MSa/s
A/D analog bandwidth5 MHz
Input impedance1 MΩ
Amplitude±10 V
Resolution0.335 mV

Auxiliary Outputs

Connectors4 BNC on front panel
D/A converter18 bits, 612 kSa/s
D/A analog bandwidth200 kHz
Output impedance50 Ω
Amplitude±10 V
Resolution< 85 µV
Drive current20 mA
Noise density200 µV/√Hz into high-impedance load, frequency > 1 kHz
RMS noise90 µVrms into high-impedance load, measurement bandwidth 12 MHz

Trigger Inputs

Connectors2 BNC on back panel
Trigger input impedance1 kΩ
Frequency range external reference1 Hz to 500 kHz; 1 Hz to 5 MHz (see also MF-F5M option)
Trigger amplitude range±5 V
Minimum pulse width35 ns
Trigger level±5 V, 3.66 mV resolution
Trigger hysteresis< 20 mV

Trigger Outputs

Connectors2 BNC on back panel
Trigger output impedance50 Ω
Frequency range external reference1 µHz to 500 kHz; 1 µHz to 5 MHz (see also MF-F5M option)
Trigger amplitude5 V

10 MHz Synchronization

Connectors2 BNC, 10 MHz clock input and output on back panel
10 MHz input, impedance50 Ω
10 MHz input, frequency range9.98 to 10.02 MHz
10 MHz input, amplitude range200 mV to 3 V
10 MHz output, impedance50 Ω
10 MHz output, amplitude1 Vpp into 50 Ohm, sinusoidal

Internal Frequency Reference

TypeTCXO
Initial accuracy< ±1.5 ppm
Long term accuracy/aging< ±1 ppm in first year
Short term stability (0.1 s)< 2·10-10
Temperature coefficient0.05 ppm/°C (@23°C)
Phase noise at 1 kHz-140 dBc/Hz
Phase noise at 10 kHz-150 dBc/Hz

Connectivity and Other Specifications

Host connectionLAN, 1 GbE; USB 2.0, 480 Mbit/s
USB host2 connectors on back panel for mass storage or WLAN modules
DIO, digital I/O4 x 8-bit, general purpose digital input/output port, 3.3 V TTL
VHDCI 68 pin female connector
Internal memory4.7 GB for measurement data, 250 MB for settings files, 250 MB for log files

Maximum Ratings

ParameterLowerUpper
Damage threshold Current Signal Input I-5 V+5 V
Damage threshold Voltage Input +V/-V Diff-5 V+5 V
Damage threshold Signal Output +V/-V-12 V+12 V
Damage threshold Aux Input 1,2-12 V+12 V
Damage threshold Aux Outputs 1,2,3,4-12 V+12 V
Damage threshold Clock 10 MHz In/Out-5 V+5 V
Damage threshold Trigger Out 1,2-1 V+6 V
Damage threshold Trigger In 1,2-8 V+8 V
Damage threshold DIO 32-bit-1 V+6 V
Damage threshold DC In0 V26 V

LabOne User Interface Requirements

Operating systemsAny, web browser-based
Input deviceTouch screen, keyboard, mouse
CPU2+ cores, hardware accelerated rendering on browser
BrowserChrome, Firefox, Safari, Opera, Edge
Connectivity1 GbE, USB 2.0*
*Not supported on macOS

LabOne API Requirements

PC operating systemsSee LabOne Compatibility
CPUAMD K8 (Athlon 64, Sempron 64, Turion 64, etc.), AMD Phenom, Intel Pentium 4, Xeon, Celeron, Celeron D, Pentium M, Celeron M, Core, Core 2, Core i5, Core i7, Atom
RAM4GB+
Connectivity1 GbE, USB 2.0*
*Not supported on macOS
Supported languagesLabVIEW 2009 (32-bit, 64-bit) and later; Python 2.6x, 2.7x (32-bit, 64-bit); Matlab 2009 and later; C/C++
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