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Table 3
Hardware specifications of the XFFTS board.
| ADC sample rate | max 5 GS/s |
| Full-scale input power | –2 dBm (500 mVpp) |
| Input impedance | 50 Ω |
| ADC analog input bandwidth | 0.1 − 3.8 GHz ( − 3 dB) |
| ADC input resolution (quantization) | 10 Bit |
| ADC sampling jitter (10 μs record) | <500 fs rms |
| ENOB (full bandwidth) | 7.2 Bits @ 1.2 GHz |
| Spurious-free dynamic range | > 55 dBc @ 1.2 GHz |
| Differential nonlinearity (typ) | 0.3 LSB |
| Integral nonlinearity (typ) | 0.8 LSB |
| FPGA data processing unit | XILINX Virtex-6 LX240T |
| GPS/IRIG-B time decoder | 1 kHz, AM modulated |
| GPS/IRIG-B accuracy | <50 μs (decoding) |
| On-board ethernet interface | IEEE 802.12, ~ 10 MBytes/s |
| Optional gigabit ethernet interface | IEEE 802.3, ~ 90 MBytes/s |
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