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GS2993 bảng dữ liệu(PDF) 9 Page - Semtech Corporation |
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GS2993 bảng dữ liệu(HTML) 9 Page - Semtech Corporation |
9 / 23 page GS2993 Dual Output Adaptive Cable Equalizer Data Sheet 53966 - 4 August 2012 9 of 23 Propietary & Confidential 2.3 AC Electrical Characteristics Sleep, GAIN_SEL, BYPASS, OP1_EN, OP2_EN Input Low Level Voltage VIL –– – 0.7 V 4 NOTES: 1. VCC_O operates from 1.2V through 3.3V (+/-5%). 2. De-emphasis off. 3. An additional 6mA when de-emphasis is enabled (dual-output mode). 4. Digital pins are 2.5V, but 3.3V tolerant. Table 2-1: DC Electrical Characteristics (Continued) VCC_A = 3.3V ±5%, TA = -40°C to +85°C, unless otherwise shown Parameter Symbol Conditions Min Typ Max Units Notes Table 2-2: AC Electrical Characteristics VCC_A = 3.3V ±5%, TA = -40°C to +85°C, unless otherwise shown Parameter Symbol Conditions Min Typ Max Units Notes Serial input data rate DRSDO – 143 – 2970 Mb/s – Input Voltage Swing ΔVSDI TA =25°C, differential, 270Mb/s and 1.485Gb/s 720 800 950 mVp-p 1 TA =25°C, differential, 2.97Gb/s 720 800 880 mVp-p 1 Output Voltage Swing ΔVSDO 100 Ω load, TA =25°C, differential, OP_CTL set for high swing – 800 – mVp-p 2 100 Ω load, TA =25°C, differential, OP_CTL set for low swing – 400 – mVp-p 2 Output Jitter of Various Cable Lengths and Data Rates – 2.97Gb/s Belden 1694A: 0-120m SDO1 only – – 0.25 UI 3,6 – 2.97Gb/s Belden 1694A: 0-120m SDO1 and SDO2 enabled –– 0.3 UI 3,6 – 2.97Gb/s Belden 1694A: 120-140m –0.3 – UI 4,6 – 1.485Gb/s Belden 1694A: 0-180m – – 0.25 UI 3,6 – 1.485Gb/s Belden 1694A: 180-220m –0.25– UI 4,6 – 270Mb/s Belden 1694A: 0-400m –– 0.2 UI 3, 6 |
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