Datasheet

MODEL PicoScope 4424 PicoScope 4224 PicoScope 4224 IEPE
INPUTS
Passive Probe Mode IEPE Interface Mode
Number of channels
4 BNC inputs 2 BNC inputs 2 BNC inputs 2 BNC inputs
Analog bandwidth 20 MHz (10 MHz on ±50 mV range)
DC to 20 MHz 1.6 Hz to 20 MHz
(10 MHz on ±50 mV range)
Voltage ranges ±50 mV to ±100 V ±50 mV to ±20 V
Sensitivity 10 mV/div to 20 V/div 10 mV/div to 4 V/div
Vertical resolution 12 bits (up to 16 bits with resolution enhancement) 12 bits (up to 16 bits with resolution enhancement)
Input coupling AC or DC, software-controlled AC or DC, software-controlled
Input impedance   
Overvoltage protection ±200 V ±100 V
SAMPLING
Timebases 100 ns/div to 200 s/div 100 ns/div to 200 s/div
Maximum sampling rate (real-
time)
1/2 channels: 80 MS/s
3/4 channels: 20 MS/s
80 MS/s 80 MS/s
Buffer size 32 M samples shared between active channels 32 M samples shared between active channels
TRIGGERING
Sources Any input channel
Ch A, Ch B trigger types Edge with hysteresis, pulse width, runt pulse, dropout, windowed
EXT trigger types Rising edge, falling edge

Timebase accuracy 50 ppm
DC accuracy 1% of full scale
Trigger resolution 1 LSB (Ch A, Ch B)
Trigger re-arm time 
ENVIRONMENT
Temperature range
Operating: 0 °C to 45 °C

Storage: –20 °C to 60 °C
Humidity range
Operating: 5% to 80% RH, non-condensing
Storage: 5% to 95% RH, non-condensing
PC connection USB 2.0. Compatible with USB 1.1
PC operating system Windows XP, Windows Vista or Windows 7
Power supply 5 V @ 500 mA max. from USB port
Dimensions 200 mm x 140 mm x 38 mm including connectors
Weight < 500 g
Compliance
EU EMC and LVD Standards

MODEL PicoScope 4226 PicoScope 4227
INPUTS
Number of channels
2 BNC inputs
Analog bandwidth 50 MHz 100 MHz
Voltage ranges ±50 mV to ±20 V
Sensitivity 10 mV/div to 4 V/div
Vertical resolution 12 bits
Input coupling AC or DC, software-selectable
Input impedance 
Overvoltage protection ±100 V
SAMPLING
Timebases 100 ns/div to 200 s/div 50 ns/div to 200 s/div
Maximum sampling rate (real-time)
1 channel in use 125 MS/s 1 channel in use 250 MS/s
2 channels in use 125 MS/s 2 channels in use 125 MS/s
Maximum sampling rate (ETS) 10 GS/s
Buffer size 32 MS shared between active channels
TRIGGERING
Sources Ch A, Ch B, Ext
Ch A, Ch B trigger types Edge, window, pulse, interval, dropout, runt, delayed
EXT trigger types Rising/falling edge
EXT TRIGGER INPUT
Connector BNC
Bandwidth 100 MHz
Impedance 
Voltage range ±20 V
Threshold range ±150 mV to ±20 V
Coupling DC
Overvoltage protection ±100 V

Connector BNC
 DC to 100 kHz


Gaussian, half-sine, white noise, DC level
Buffer size 8192 samples
DAC update rate 20 MS/s
DAC resolution 12 bits
Bandwidth 100 kHz
DC accuracy 1%
Output range ±250 mV to ±2 V
Output offset range ±1 V
Max. combined output ±2.5 V
Output resistance 
Overvoltage protection ±10 V

Timebase accuracy 50 ppm
DC accuracy 1% of full scale
Trigger resolution 1 LSB (Ch A, Ch B)
Trigger re-arm time 
ENVIRONMENT
Temperature range
Operating: 0 °C to 45 °C

Storage: –20 °C to 60 °C
Humidity range
Operating: 5% to 80% RH, non-condensing
Storage: 5% to 95% RH, non-condensing
PC connection USB 2.0. Compatible with USB 1.1
PC operating system Windows XP, Windows Vista or Windows 7
Power supply 5 V @ 500 mA max. from USB port
Dimensions 200 mm x 140 mm x 38 mm including connectors
Weight < 500 g
Compliance
EU EMC and LVD Standards

Additional features:
•Mask limit testing with alarms
•Serial data decoding (CAN, I
2
C etc.)
•Per-channel low-pass filtering
•Math channels
•Reference waveforms
•Waveform buffer with up to 10,000
segments and visual navigator
•Digital Color and Analog Intensity
persistence modes
•XY mode
External trigger
Arbitrary waveform and
function generator
Ch B
Ch A