| Model |
4444 |
| 通道數 (Input
channels) |
4 |
| 示波器(Oscilloscope) — 垂直規格(vertical) |
| 頻寬 (Bandwidth) |
20
MHz |
| 上升時間 (Rise time) |
17.5
ns |
| 輸入介面 (Input type) |
D9介面
(可選配D9-BNC單端或差動輸入頭) |
| 垂直解析度 (Vertical resolution) |
12/14
bits (可選擇) |
軟體增強垂直解析度
(Software-enhanced vertical resolution) |
Up
to 16 bits |
| 靈敏度 (Input sensitivity) |
2
mV/div to 10 V/div (10 vertical divisions) |
| 電壓輸入範圍 (Input ranges) |
使用Picoconncet
441探棒: ±10 mV to ±50 V full scale, in 12 ranges
使用Picoconncet 442探棒: ±2.5V to ±1000 V full scale, in 9 ranges |
| 耦合 (Input coupling) |
Software-selectable
AC / DC |
| 輸入阻抗 (Input characteristics) |
1
MΩ ∥ 17.5 pF |
| 直流準確度 (DC accuracy) |
使用Picoconncet
441探棒: ±1% of full scale ±500 μV
使用Picoconncet 442探棒: ±3% of full scale ±12.5mV |
垂直偏移調整範圍
(Analog offset range (vertical position adjustment)) |
±250
mV (10 mV to 500 mV ranges) |
| ±2.5 V (1 V to 5 V ranges) |
| ±25 V (10 V to 50 V ranges) |
過電壓保護範圍
(Overvoltage protection) |
±100
V (DC + AC peak) |
| 示波器(Oscilloscope) — 水平規格(horizontal) |
最大即時取樣率
(Maximum sampling rate (real-time)) |
12
bit mode: 400 MS/s @ 1CH; 200MS/s@2CH; 100MS/s up to 3/4 CH
14 bit mode: All channel 50MS/s |
| 最大等即時樣率
(Maximum sampling rate)(USB 3.0 streaming) |
20
MS/s using PicoScope 6 software |
| 80 MS/s per channel using supplied API, 160
MS/s total across all channels (PC-dependent) |
| 時基 (Timebase ranges) |
12
bit: 5 ns/div to 5,000 s/div
14 bit: 10 ns/div to 5,000 s/div |
| 記憶體 (Buffer memory) |
256
MS shared between active channels |
波形框錄製數
(Maximum buffer segments (PicoScope)) |
10,000 |
波形更新率
(Maximum waveforms per second) |
100,000
(PC-dependent) |
| 時基準確度 (Timebase accuracy) |
±50
ppm (+5 ppm/year) |
| 觸發功能
(Triggering) |
| 觸發源 (Source) |
All
channel |
| 觸發模式 (Trigger modes) |
Free
run, auto, repeat, single, rapid (segmented memory) |
| 觸發種類
(Trigger types) |
Edge
with adjustable hysteresis, pulse width, window, window pulse width, dropout,
window dropout, interval, logic level, runt pulse |
| 觸發位準 (Trigger level) |
Digital
triggering provides 1 LSB accuracy up to full bandwidth |
| 最小觸發寬度 (Pulse width trigger) |
minimum
12.5 ns |
| 頻譜分析功能
(Spectrum analyzer) |
| 頻率範圍 (Frequency range) |
DC
to 20 MHz |
| 顯示模式 (Display modes) |
Magnitude,
average, peak hold |
| 視窗功能 (Windowing functions) |
Rectangular,
Gaussian, triangular, Blackman, Blackman-Harris, Hamming, Hann, flat-top |
| FFT點數 (Number of FFT points) |
Selectable
from 128 up to 1 million in powers of 2 |
| 刻度 (Scale / units) |
X
axis : linear or log 10 |
| Y axis : logarithmic (dbV, dBu, dBm, arbitrary)
or linear (volts) |
| 數學運算功能
(Math channels) |
| 數學函數種類 (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 |
| 濾波器功能 (Filter functions) |
Lowpass,
highpass, bandstop, bandpass |
| 繪圖功能 (Graphing functions) |
Frequency,
duty cycle |
| 波形擷取種類 (Multi-waveform functions) |
Min,
max, average, peak |
| 運算子 (Operands) |
Input
channels, reference waveforms, time, constants, pi |
| 自動量測
(Automatic measurement) |
| 示波器量測參數 (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. |
| 頻譜分析儀量測參數 (Spectrum mode) |
Frequency
at peak, amplitude at peak, average amplitude at peak, total power, THD %,
THD dB, THD+N, SFDR, SINAD, SNR, IMD |
| 統計功能 (Statistics) |
Minimum,
maximum, average and standard deviation |
| 串列訊號解碼
(Serial decoding) |
| 串列解碼種類 (Protocols) |
decode
1-Wire, ARINC 429, CAN & CAN-FD, DCC, DMX512, Ethernet 10Base-T and
100Base-TX, FlexRay, I²C, I²S, LIN,
PS/2, MODBUS, SENT, SPI, UART (RS-232 / RS-422 / RS-485), and USB 1.1 |
| 輸入通道 (Inputs) |
All
input channels with any mixture of protocols |
| 遮罩測試
(Mask limit testing) |
| 遮罩產生方式 (Mask generation) |
Auto
generate from captured waveform, manual drawing, manual coordinate entry |
| 動作方式 (Actions) |
Highlight
on screen, select in buffer overview, activate alarm |
| 量測方式 (Statistics) |
Pass/fail,
failure count, total count |
| 警報功能
(Alarms) |
| 警告方式 (Initiating events) |
Capture,
buffer full, mask fail |
| 聲音警告 (Alarm actions) |
Beep,
play sound, stop/restart capture, run executable, save current buffer/all
buffers, trigger signal generator |
| 顯示
(Display) |
| 點跟點連線方式 (Interpolation) |
Linear
or sin(x)/x |
| 波形累積模式
(Persistence modes) |
Digital
color, analog intensity, fast, custom |
| 資料輸出
(Data export) |
| 輸出格式 (Output file formats) |
BMP,
CSV, GIF, JPG, MATLAB 4, PDF, PNG, PicoScope data, PicoScope settings, TXT |
| 輸出功能 (Output functions) |
Copy
to clipboard, print |
| 操作環境 (Environmental) |
| 操作溫度 (Temperature range (operating)) |
0
°C to 45 °C |
| 保存溫度 (Temperature range (storage)) |
–20
°C to +60 °C |
| 操作濕度 (Humidity range (operating)) |
5%
to 80% RH non-condensing |
| 保存濕度 (Humidity range (storage)) |
5%
to 95% RH non-condensing |
| 體積
(Physical properties) |
| Dimensions |
190
x 170 x 40 mm |
| Weight |
<0.5
kg |
| 軟體
(Software) |
| Windows software |
PicoScope
for Windows |
| Software
development kit (SDK) |
| Windows 7, 8 or 10
recommended (read more) |
| macOS software |
PicoScope
for macOS (beta: feature list) |
| Software development kit (SDK) |
| OS versions: see
release notes |
| Linux software |
PicoScope
for Linux (beta: feature list) |
| Software development kit (SDK) |
| See Linux Software & Drivers for
details of supported distributions |
| 支援語言 (Languages) |
Chinese
(simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German,
Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese,
Romanian, Russian, Spanish, Swedish, Turkish |
| 電腦連接介面 (PC connectivity) |
SuperSpeed
USB 3.0 (USB 1.1 and USB 2.0 compatible) |
| 電源需求 (Power requirements) |
Powered
from single USB 3.0 port or two USB 2.0 ports |
| 安規 (EMC approvals) |
Tested
to meet EN61326-1:2006 and FCC Part 15 Subpart B |
| 環境 (Environmental approvals) |
RoHS
and WEEE compliant |
| 保固期 (Warranty) |
5
years |
