產（chǎn）品選型：ALPHA250
產品選型（xíng）：ALPHA250-4
| 參數規格 | ALPHA250 | ALPHA250-4 |
| Programmable logic, processor and memory | ||
| System On Chip | Zynq 7020 XC7Z020-2CLG400I | Zynq 7020 XC7Z020-2CLG400I |
| Memory | 512 MB of DDR3L SDRAM | 512 MB of DDR3L SDRAM |
| Processor | ARM dual-core CPU (Cortex-A9) | ARM dual-core CPU (Cortex-A9) |
| RF ADC | ||
| Number of channels | 2 | 4 |
| Resolution | 14-bit | 14-bit |
| Sampling rate | 250 Msps | 250 Msps |
| Coupling | DC | DC |
| Input impedance | 50 Ω | 50 Ω |
| Input range | 1 Vpp | 1 Vpp |
| RF DAC | ||
| Number of channels | 2 | |
| Resolution | 16-bit | |
| Sampling rate | 250 Msps | |
| Coupling | DC | |
| Output impedance | 50Ω | |
| Output range | 1 Vpp | |
| Input to output latency | 90 ns | |
| Ultra-low jitter clock for RF ADC, DAC and FPGA | ||
| Clock generator | Dual loop PLL, 100-fs RMS jitter (12 kHz to 20 MHz) | Dual loop PLL, 100-fs RMS jitter (12 kHz to 20 MHz) |
| On-board VCXO phase noise(10 kHz carrier offset) | 160 dBc/Hz | 160 dBc/Hz |
| Reference clock inputs | FPGA, external clock or internal crystal oscillator | FPGA, external clock or internal crystal oscillator |
| On-board TCXO | 10 MHz, 280 ppb | 10 MHz, 280 ppb |
| External frequency reference range | 10 MHz ± 100 Hz | 10 MHz ± 100 Hz |
| Precision analog monitoring and control | ||
| Precision ADC | 4 channels, 24-bit | 4 channels, 24-bit |
| Precision DAC | 4 channels, 16-bit | 4 channels, 16-bit |
| Voltage reference | 2.5 V, low-drift (3 ppm/℃) | 2.5 V, low-drift (3 ppm/℃) |
| Temperature sensor | ±0.2 ℃ accuracy | ±0.2 ℃ accuracy |
| Other | ||
| Connectivity | 10/100/1000 Ethernet, USB 2.0, USB-UART | 10/100/1000 Ethernet, USB 2.0, USB-UART |
| General purpose I/O | 3V3 16 FPGA I/Os, 8 user LEDs | 1V8 16 FPGA I/Os, 8 user LEDs |
| Operating temperature | -10 ℃ to 60 ℃ | -10 ℃ to 60 ℃ |
| Outside dimensions | 113 mm x 108 mm x 27 mm | 113 mm x 108 mm x 27 mm |
| Weight | 123 g | 123 g |
| Software | ||
| OS | Ubuntu 22.04 | Ubuntu 22.04 |
| Reference designs | FFT Analyzer, ADC / DAC with BRAMs, ADC / DAC with DMA, Phase noise analyzer, Loopback | FFT Analyzer, ADC with BRAMs |
產品附件：
12V 1.5A電源
預裝操作係統的Micro SD卡
產（chǎn）品選配件：
安裝基板/底板
產品選型：
ALPHA250 ：
ALPHA250-4 ：
