4225A, 4425A and 4823 PicoScope Specifications

Automotive Oscilloscope Comparative Specifications
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Oscilloscope Vertical
Channels 2 4 8
Bandwidth 20MHz (10MHz on ±50mV Range) 20MHz (10MHz on ±50mV Range) 20MHz (10MHz on ±10mV and ±20mV Ranges)
Vertical Resolution 12 bits (4,096 dots) 12 bits (4,096 dots) 12 bits (4,096 dots)/td>
Enhanced Resolution 16 bits (65,536 dots) 16 bits (65,536 dots) 16 bits (65,536 dots)
DC Accuracy ±1% of full scale ±1% of full scale ±1% of full scale ±300 μV
Input Sensitivity 10mV / div to 40V / div 10mV / div to 40V / div 2 mV/div to 10 V/div (10 vertical divisions)
Input Ranges
(full scale)
±50 mV to ±200 V in 12 ranges ±50 mV to ±200 V in 12 ranges ±10 mV to ±50 V full scale, in 12 ranges
Input Impedance 1 MΩ in parallel with 24 pF 1 MΩ in parallel with 24 pF 1 MΩ ∥ 19 pF
Input Type Floating, single ended, BNC Connectors Floating, single ended, BNC Connectors Common ground, single ended, BNC Connectors
Input Coupling Software selectable AC/DC Software selectable AC/DC Software selectable AC/DC
Input Overvoltage Protection ±250 V (DC + AC peak) ±250 V (DC + AC peak) ±100 V (DC + AC peak)
Input Common Mode ±30 V ±30 V Common Grounds
Oscilloscope Horizontal
PicoScope 4225A PicoScope 4425A Picoscope 4823
Buffer Memory 250 M samples shared between active channels 250 M samples shared between active channels 256 MS shared between active channels
Waveform Buffer Up to 10,000 waveforms Up to 10,000 waveforms Up to 10,000 waveforms
Timebase Ranges 5 ns/div to 5000 s/div 5 ns/div to 5000 s/div 20 ns/div to 5000 s/div
Maximum Sampling Rate (single shot) 1 channel in use: 400 MS/s
2 channels in use: 200 MS/s
1 channel in use: 400 MS/s
2 channels in use: 200 MS/s
3 or 4 channels in use: 100 MS/s
80 MS/s
(1 to 4 channels in use)
40 MS/s
(5 to 8 channels in use)
Triggers
PicoScope 4225A PicoScope 4425A Picoscope 4823
Source Any input channel Any input channel Any input channel
Basic Triggers None, Auto, Repeat and Single None, Auto, Repeat and Single None, Auto, Repeat and Single
Advanced Triggers Rising edge, falling edge, edge with hysteresis, pulse width, runt pulse, dropout, windowed, logic Rising edge, falling edge, edge with hysteresis, pulse width, runt pulse, dropout, windowed, logic Rising edge, falling edge, edge with hysteresis, pulse width, runt pulse, dropout, windowed, logic
Maximum Pre-trigger Delay Up to 100% of capture length Up to 100% of capture length Up to 100% of capture length
Maximum Post-trigger Delay Up to 4 billion samples Up to 4 billion samples Up to 4 billion samples
Dynamic Performance
PicoScope 4225A PicoScope 4425A Picoscope 4823
Crosstalk 72dB (4000:1), DC to 20 MHz 72dB (4000:1), DC to 20 MHz 76dB (6300:1), DC to 20 MHz
Harmonic Distortion < −60 dB < −60 dB < −60 dB
SFDR > 60dB > 60dB > 60dB
Noise 220 μV RMS on 50 mV range 220 μV RMS on 50 mV range 220 μV RMS on 50 mV range
Bandwidth Flatness DC to full bandwidth
(+0.25 dB, −3 dB)
DC to full bandwidth
(+0.25 dB, −3 dB)
DC to full bandwidth
(+0.25 dB, −3 dB)
ADC ENOB 10.8 bits 10.8 bits 11.3 bits
Function Generator
PicoScope 4225A PicoScope 4425A Picoscope 4823
Standard Output Signals No function generator No function generatorz Sine, square, triangle, DC voltage, ramp, sinc, Gaussian, half-sine, white noise, PRBS
Standard Signal Frequency No function generator No function generator/td> DC to 1 MHz
Sweep Modes No function generator No function generator Up, Down or Dual
Triggering No function generator No function generator Can trigger a counted number of waveform cycles or sweeps (up to 1 billion) from the scope trigger or manually from software.
Voltage Range No function generator No function generator ±2V
Amplitude and Offset Adjustment No function generator No function generator Signal amplitude and offset adjustment within ±2V Range
Frequency Accuracy No function generator No function generator ±20 ppm
Frequency Resolution No function generator No function generator < 20mHz
Amplitude Flatness No function generator No function generator < 0.5 dB to 1 MHz typical
DC Accuracy No function generator No function generator ±1% of full scale
SFDR No function generator No function generator 87 dB typical
Output Characteristics No function generator No function generator Rear-panel BNC, 600 Ω output impedance
Overvoltage Protection No function generator No function generator ±10 V
Arbitrary Waveform Generator
PicoScope 4225A PicoScope 4425A Picoscope 4823
Update Rate No arbitrary waveform generator No arbitrary waveform generator 80MS/s
Buffer Size No arbitrary waveform generator No arbitrary waveform generator 16kS
Resolution No arbitrary waveform generator No arbitrary waveform generator 14 bits
Spectrum Analyser
PicoScope 4225A PicoScope 4425A Picoscope 4823
Frequency Range DC to 20MHz DC to 20MHz DC to 20MHz
Display Modes Magnitude, Peak Hold and Average Magnitude, Peak Hold and Average Magnitude, Peak Hold and Average
Number of FFT Points 128 to 1 million in powers of 2 128 to 1 million in powers of 2 128 to 1 million in powers of 2
Windowing Rectangular, Gaussian, Triangular, Blackman, Blackman-Harris, Hamming, Hann, Flat-top Rectangular, Gaussian, Triangular, Blackman, Blackman-Harris, Hamming, Hann, Flat-top Rectangular, Gaussian, Triangular, Blackman, Blackman-Harris, Hamming, Hann, Flat-top
Maths Channels
PicoScope 4225A PicoScope 4425A Picoscope 4823
General Functions −x, x+y, x−y, x*y, x/y, x^y, sqrt, exp, ln, log, abs, norm, sign, sin, cos, tan, arcsin, arccos, arctan, sinh, cosh, tanh, derivative, integral, delay −x, x+y, x−y, x*y, x/y, x^y, sqrt, exp, ln, log, abs, norm, sign, sin, cos, tan, arcsin, arccos, arctan, sinh, cosh, tanh, derivative, integral, delay −x, x+y, x−y, x*y, x/y, x^y, sqrt, exp, ln, log, abs, norm, sign, sin, cos, tan, arcsin, arccos, arctan, sinh, cosh, tanh, derivative, integral, delay
Filter Functions Low pass, high pass, band stop, band pass Low pass, high pass, band stop, band pass Low pass, high pass, band stop, band pass
Graphing Functions Frequency, duty cycle Frequency, duty cycle Frequency, duty cycle
Multi-waveform Functions Min, max, average, peak Min, max, average, peak Min, max, average, peak
Operands Input channel, reference waveforms, time, constants, pi Input channel, reference waveforms, time, constants, pi Input channel, reference waveforms, time, constants, pi
Automatic Measurements
PicoScope 4225A PicoScope 4425A Picoscope 4823
Scope Mode AC RMS, true RMS, cycle time, DC average, duty cycle, falling rate, fall time, frequency, high pulse width, low pulse width, maximum, minimum, peak to peak, rise time, rising rate. AC RMS, true RMS, cycle time, DC average, duty cycle, falling rate, fall time, frequency, high pulse width, low pulse width, maximum, minimum, peak to peak, rise time, rising rate. AC RMS, true RMS, cycle time, DC average, duty cycle, falling rate, fall time, frequency, high pulse width, low pulse width, maximum, minimum, peak to peak, rise time, rising rate.
Spectrum Mode Frequency at peak, amplitude at peak, average amplitude at peak, total power, THD %, THD dB, THD+N, SFDR, SINAD, SNR, IMD Frequency at peak, amplitude at peak, average amplitude at peak, total power, THD %, THD dB, THD+N, SFDR, SINAD, SNR, IMD Frequency at peak, amplitude at peak, average amplitude at peak, total power, THD %, THD dB, THD+N, SFDR, SINAD, SNR, IMD
Statistics Minimum, maximum, average and standard deviation Minimum, maximum, average and standard deviation Minimum, maximum, average and standard deviation
Serial Decoding
PicoScope 4225A PicoScope 4425A Picoscope 4823
Protocols CAN, CAN FD, FlexRay, LIN, I²C, UART/RS-232, SPI, I²S CAN, CAN FD, FlexRay, LIN, I²C, UART/RS-232, SPI, I²S CAN, CAN FD, FlexRay, LIN, I²C, UART/RS-232, SPI, I²S
Inputs All input channels with any mixture of protocols All input channels with any mixture of protocols All input channels with any mixture of protocols
Maths Channels
PicoScope 4225A PicoScope 4425A Picoscope 4823
Mask Generation Auto generate from captured waveform, manual drawing, manual coordinate entry Auto generate from captured waveform, manual drawing, manual coordinate entry Auto generate from captured waveform, manual drawing, manual coordinate entry
Actions Highlight on screen, select in buffer overview, activate alarm Highlight on screen, select in buffer overview, activate alarm Highlight on screen, select in buffer overview, activate alarm
Statistics Pass/fail, failure count, total count Pass/fail, failure count, total count Pass/fail, failure count, total count
Alarms
PicoScope 4225A PicoScope 4425A Picoscope 4823
Initiating Events Capture, buffer full, mask fail Capture, buffer full, mask fail Capture, buffer full, mask fail
Alarm Actions Beep, play sound, stop/restart capture, run executable, save current buffer/all buffers, trigger signal generator Beep, play sound, stop/restart capture, run executable, save current buffer/all buffers, trigger signal generator Beep, play sound, stop/restart capture, run executable, save current buffer/all buffers, trigger signal generator
Data Export
PicoScope 4225A PicoScope 4425A Picoscope 4823
Output File Formats .bmp, .csv, .gif, .jpg, .mat (MATLAB 4), .pdf, .png, .psdata (PicoScope data), .pssettings (PicoScope settings), .txt .bmp, .csv, .gif, .jpg, .mat (MATLAB 4), .pdf, .png, .psdata (PicoScope data), .pssettings (PicoScope settings), .txt .bmp, .csv, .gif, .jpg, .mat (MATLAB 4), .pdf, .png, .psdata (PicoScope data), .pssettings (PicoScope settings), .txt
Output Functions Copy to clipboard, print Copy to clipboard, print Copy to clipboard, print
Environmental
PicoScope 4225A PicoScope 4425A Picoscope 4823
Operating Temperature 0 °C to 40 °C (15 °C to 30 °C for quoted accuracy) 0 °C to 40 °C (15 °C to 30 °C for quoted accuracy) 0 °C to 45 °C (20 °C to 30 °C for quoted accuracy)
Operating Humidity Range 5% to 80% RH,
non-condensing
5% to 80% RH,
non-condensing
5% to 80% RH,
non-condensing
Storage Temperature Range -20 to +60°C -20 to +60°C -20 to +60°C
Storage Humidity Range 5 to 95% RH,
non-condensing
5 to 95% RH,
non-condensing
5 to 95% RH,
non-condensing
Physical Properties
PicoScope 4225A PicoScope 4425A Picoscope 4823
Dimensions (metric) 190 x 160 x 40 mm 190 x 160 x 40 mm 190 x 170 x 40 mm
Weight (metric) less than 900 g less than 900 g less than 550 g
General
PicoScope 4225A PicoScope 4425A Picoscope 4823
Additional Accessories Supplied USB 3.0 Cable, User Manuals, Software CD-ROM USB 3.0 Cable, User Manuals, Software CD-ROM USB 3.0 Cable, User Manuals, Software CD-ROM
Software Supplied PicoScope®, PicoDiagnostics® PicoScope®, PicoDiagnostics® PicoScope®, PicoDiagnostics®
Language Support Chinese (simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish Chinese (simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish Chinese (simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish
PC Interface USB 3.0/3.1 recommended (USB 2.0 compatible) USB 3.0/3.1 recommended (USB 2.0 compatible) USB 3.0/3.1 recommended (USB 2.0 compatible)
Power Requirements Powered from the USB Port Powered from the USB Port Powered from the USB Port
PC Operating System Windows 7, 8 or 10 Windows 7, 8 or 10 Windows 7, 8 or 10
Compliance FCC (EMC), CE
(EMC and LVD), RoHS compliant
FCC (EMC), CE
(EMC and LVD), RoHS compliant
FCC (EMC), CE
(EMC and LVD), RoHS compliant
Warranty 2 years 2 years 2 years

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