
DCA 50021 _ 50G Oscilloscope
DCA50021 光取樣示波器主要用於發射端性能指標測試,支援單通道或四通道光輸入,並可進行 NRZ 與 PAM4 信號測試。光通道頻寬達 30 GHz,電通道頻寬最高可達 50 GHz,並配備多種典型濾波器。
本設備採用高垂直解析度與高取樣率 ADC,結合連續等效取樣技術與自研演算法,實現高精度眼圖重構。優異的電路設計使系統雜訊低於 3 µW,並搭配經校準的參考接收機(符合業界容限標準),可完美滿足光通訊產業對數位波形精確測試的需求。
Features
- High resolution and high sampling ADC.
- 電通道頻寬高達 50GHz。
- 光通道支援多種標準速率濾波器。
- The optical receiver supports single-mode and multi-mode interfaces.
- Supports NRZ and PAM4 eye diagram tests.
- SSPRQ 碼型鎖定時間僅需 6 秒。
Technical Specifications
Optical Channel Parameter
Item Spec. Optical Channel Bandwidth 30GHz Wavelength Range 850nm~1650nm Standard Wavelength 850/1310/1550nm Sensitivity -12dBm Average Power (Consistency) ±0.1dB Extinction Ratio (Conformity) ±0.1dB Template Margin (consistency) ±2.5% Max. Input
(without destroying peak power)+5dBm Max. Input
(Linearity test range)0dBm Monitor Average Power Measurement Range -17dBm~+3dBm Input Return Loss 30dB Optical Fiber Interface 62.5/125um FC/UPC Electrical Channel Parameter
Item Spec. Max. Input Bandwidth 50GHz Max. Input Range 1Vpp RMS Noise <1mV Sensitivity <50mV Input Impedance 50Ω Return Loss <-18dB Trigger Parameter
Item Spec. Clock Input Bandwidth 100MHz~24GHz Clock Input Sensitivity <50mV Trigger Max. Input ≤±2V Trigger Input Impedance 50Ω Time Base Interval Accuracy 3.5mm/2.92mm (Female) Sampling Parameter
Item Spec. Sampling Point Quantity 2048 點/Waveform Cumulative Waveform
RangeNo restrictions Refresh Rate 200Waveforms/S
Typical Data
Software Execution Interface

Optional Items
通道
Item | Spec. |
---|---|
#10 | Single channel optical port |
#11 | 1 通道光口 + 1 通道電口 |
#40 | Four-channel optical port |
Wavelength
Item | Spec. |
---|---|
#01 | Single-mode |
#02 | 單模 + 多模 |
Filter
Itme | Spec. |
---|---|
#28 | 25~28G Baud |
#50 | 50G Baud PON |
#53 | 53G Baud |
# | 更多濾波器選擇 |
寬帶
Item | Spec. |
---|---|
50 | 50G 帶寬 |
訊號
Item | Spec. |
---|---|
#01 | 支援 NRZ 眼圖 |
#02 | 支援 PAM4 眼圖 |
#03 | 支援 NRZ 和 PAM4 眼圖 |