JAJSHS2 August 2019 DS160PR410
ADVANCE INFORMATION for pre-production products; subject to change without notice.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
Receiver | ||||||
XTRX | Receive-side pair-to-pair isolation | Minimum pair-to-pair isolation (SDD21) between two adjacent receiver pairs from 10 MHz to 8 GHz. | -45 | dB | ||
Transmitter | ||||||
VTX-AC-CM-PP | Tx AC Peak-to-Peak Common Mode Voltage | Measured with lowest EQ, VOD = L2; PRBS-7, 16 Gbps, over at least 106 bits using a bandpass-Pass Filter from 30Khz-500Mhz | 50 | mVpp | ||
VTX-CM-DC-ACTIVE-IDLE-DELTA | Absolute Delta of DC Common Mode Voltage during L0 and Electrical Idle | VTX-CM-DC = |VOUTn+ + VOUTn–|/2, Measured by taking the absolute difference of VTX-CM-DC during PCIe state L0 and Electrical Idle | 0 | 100 | mV | |
VTX-CM-DC-LINE-DELTA | Absolute Delta of DC Common Mode Voltage between VOUTn+ and VOUTn– during L0 | Measured by taking the absolute difference of VOUTn+ and VOUTn– during PCIe state L0 | 0 | 10 | mV | |
VTX-IDLE-DIFF-AC-p | AC Electrical Idle Differential Output Voltage | Measured by taking the absolute difference of VOUTn+ and VOUTn– during Electrical Idle, Measured with a band-pass filter consisting of two first-order filters. The High-Pass and Low-Pass –3-dB bandwidths are 10 kHz and 1.25 GHz, respectively - zero at input | 0 | 10 | mV | |
VTX-IDLE-DIFF-DC | DC Electrical Idle Differential Output Voltage | Measured by taking the absolute difference of VOUTn+ and VOUTn– during Electrical Idle, Measured with a first-order Low-Pass Filter with –3-dB bandwidth of 10 kHz | 0 | 5 | mV | |
VTX-RCV-DETECT | Amount of Voltage change allowed during Receiver Detection | Measured while Tx is sensing whether a low-impedance Receiver is present. No load is connected to the driver output | 0 | 600 | mV | |
XTTX | Transmit-side pair-to-pair isolation | Minimum pair-to-pair isolation (SDD21) between two adjacent transmitter pairs from 10 MHz to 8 GHz. | -45 | dB | ||
Device Datapath | ||||||
TPLHD/PHLD | Input-to-output latency (propagation delay) through a channel | Measured by observing propagation delay during either Low-to-High or High-to-Low transition | 100 | 130 | ps | |
LTX-SKEW | Lane-to-Lane Output Skew | Measured between any two lanes within a single transmitter | 14 | 20 | ps | |
TTX-DJ-ADD | Added Deterministic Jitter | Difference between measurement through redriver and baseline setup with 16Gbps PRBS15 with minimum input and output channels with minimum EQ setting. | 2.5 | 5 | ps | |
TTX-RJ-ADD | Additive Random Jitter | Difference between measurement through redriver and baseline setup with 16Gbps PRBS15 with minimum input and output channels with minimum EQ setting. | 160 | 200 | fs RMS | |
DCGAINVAR,max | Maximum DC gain variation | VOD=L2, GAIN=L2, min EQ setting | -1.5 | 1.5 | dB | |
ACGAINVAR,max | Maximum EQ boost variation | VOD=L2, GAIN=L2, max EQ setting, at 8Ghz | -3.0 | 3.0 | dB | |
LINEARITYDC | Input amplitude linear range. The maximum VID for which the repeater remains linear, defined as ≤1 dB compression of Vout/Vin. | Measured with the highest wide-band gain setting (VOD = L2,). Measured with minimal input channel and minimum EQ using 128T pattern at 2.5 Gbps. | 800 | mVpp | ||
LINEARITYAC | Input amplitude linear range. The maximum VID for which the repeater remains linear, defined as ≤1 dB compression of Vout/Vin. | Measured with the highest wide-band gain setting (VOD = L2,). Measured with minimal input channel and minimum EQ using 1T pattern at 16 Gbps | 750 | mVpp | ||
JITTERINTRINSIC-RJ | Redriver intrinsic additive Random Jitter (RMS) | Difference between measurement through redriver and baseline setup with 8Ghz clock signals, lowest EQ | 160 | 190 | fs | |
JITTERINTRINSIC-DJ | Redriver intrinsic additive Deterministic Jitter | Difference between measurement through redriver and baseline setup with 8Ghz clock signals, lowest EQ | 0.4 | 1.2 | ps | |
JITTERINTRINSIC-TOTAL | Redriver intrinsic additive Total Jitter | Difference between measurement through redriver and baseline setup with 8Ghz clock signals, lowest EQ | 2.5 | 3.5 | ps |