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ADN2813 Datasheet(PDF) 3 Page - Analog Devices |
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ADN2813 Datasheet(HTML) 3 Page - Analog Devices |
3 / 28 page ADN2813 Rev. 0 | Page 3 of 28 SPECIFICATIONS TA = TMIN to TMAX, VCC = VMIN to VMAX, VEE = 0 V, CF = 0.47 μF, SLICEP = SLICEN = VEE, input data pattern: PRBS 223 − 1, unless otherwise noted. Table 1. Parameter Conditions Min Typ Max Unit QUANTIZER—DC CHARACTERISTICS Input Voltage Range @ PIN or NIN, dc-coupled 1.8 2.8 V Peak-to-Peak Differential Input PIN − NIN 2.0 V Input Common-Mode Level DC-coupled (see Figure 27, Figure 28, and Figure 29) 2.3 2.5 2.8 V Differential Input Sensitivity 223 − 1 PRBS, ac-coupled,1 BER = 1 × 10–10 6 3.3 mV p-p Input Offset 500 μV Input RMS Noise BER = 1 × 10–10 290 μV rms QUANTIZER—AC CHARACTERISTICS Data Rate 10 1250 Mb/s S11 @ 2.5 GHz −15 dB Input Resistance Differential 100 Ω Input Capacitance 0.65 pF QUANTIZER—SLICE ADJUSTMENT Gain SLICEP – SLICEN = ±0.5 V 0.10 0.11 0.13 V/V Differential Control Voltage Input SLICEP – SLICEN −0.95 +0.95 V Control Voltage Range DC level @ SLICEP or SLICEN VEE 0.95 V Slice Threshold Offset 1 mV LOSS-OF-SIGNAL (LOS) DETECT Loss-of-Signal Detect Range (see Figure 6) RTHRESH = 0 Ω 14 16.5 19 mV RTHRESH = 100 kΩ 2.3 3.5 4.7 mV Hysteresis (Electrical) GbE RTHRESH = 0 Ω 6.4 7.2 8.0 dB RTHRESH = 100 kΩ 4.6 6.2 7.8 dB OC-1 RTHRESH = 0 Ω 5.5 6.6 7.7 dB RTHRESH = 10 kΩ 3.1 5.4 7.7 dB LOS Assert Time DC-coupled2 500 ns LOS Deassert Time DC-coupled2 400 ns LOSS-OF-LOCK (LOL) DETECT VCO Frequency Error for LOL Assert With respect to nominal 1000 ppm VCO Frequency Error for LOL Deassert With respect to nominal 250 ppm LOL Response Time 10 Mb/s 5 ms OC-12 200 μs GbE 200 μs ACQUISITION TIME Lock-to-Data Mode GbE 1.5 ms OC-12 2.0 ms OC-3 3.4 ms OC-1 9.8 ms 10 Mb/s 40.0 ms Optional Lock to REFCLK Mode 20.0 ms DATA RATE READBACK ACCURACY Coarse Readback See Table 13 10 % Fine Readback In addition to REFCLK accuracy Data rate ≤ 20 Mb/s 200 ppm Data rate > 20 Mb/s 100 ppm |
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