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HDMI高頻特性要求及測(cè)試參數(shù),供大家參考。有不正之處請(qǐng)指出,謝謝!
編號(hào) NO. 量測(cè)參數(shù) (Parameter Measured) 試驗(yàn)條件 建議規(guī)范 1 差分阻抗 TDR Measurement 100Ω±10Ω(Cable) 100Ω±15Ω(Assembly) 100Ω±15Ω(Conn.) (Differential Impedance) 200ps Differential Risetime 2 差動(dòng)延遲 TDR/TDT Measurement 5.05ns/M(Assembly) (Differential Delay) 200ps Differential Risetime 3 差分對(duì)間延遲差 TDR/TDT Measurement 0.4 Tpixel(Assembly) 最嚴(yán)格的為2.42ns (Inter-Pair skew) 200ps Differential Risetime 4 差分對(duì)內(nèi)延遲差 TDR/TDT Measurement 0.25 TBit(Assembly) 最嚴(yán)格的為151ns (Intra-Pair skew) 200ps Differential Risetime 5 遠(yuǎn)端串音 TDT Measurement 5%(Assembly) (Far-end Crosstalk) 200ps Differential Risetime 6 遠(yuǎn)端串音 NA Measurement -26dB/max@ 1~5000MHz (Far-end Crosstalk) 7 傳輸損失 NA Measurement -8dB/max@1~825MHz -21dB/max@825~2475MHz -30dB/max@2475~4125MHz (Attenuation/Insertion Loss)
