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AD9228 Scheda tecnica(PDF) 6 Page - Analog Devices |
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AD9228 Scheda tecnica(HTML) 6 Page - Analog Devices |
6 / 52 page AD9228 Rev. B | Page 6 of 52 SWITCHING SPECIFICATIONS AVDD = 1.8 V, DRVDD = 1.8 V, 2 V p-p differential input, 1.0 V internal reference, AIN = −0.5 dBFS, unless otherwise noted. Table 4. AD9228-40 AD9228-65 Parameter1, 2 Temp Min Typ Max Min Typ Max Unit CLOCK3 Maximum Clock Rate Full 40 65 MSPS Minimum Clock Rate Full 10 10 MSPS Clock Pulse Width High (tEH) Full 12.5 7.7 ns Clock Pulse Width Low (tEL) Full 12.5 7.7 ns OUTPUT PARAMETERS3 Propagation Delay (tPD) Full 2.0 2.7 3.5 2.0 2.7 3.5 ns Rise Time (tR) (20% to 80%) Full 300 300 ps Fall Time (tF) (20% to 80%) Full 300 300 ps FCO Propagation Delay (tFCO) Full 2.0 2.7 3.5 2.0 2.7 3.5 ns DCO Propagation Delay (tCPD)4 Full tFCO + (tSAMPLE/24) tFCO + (tSAMPLE/24) ns DCO to Data Delay (tDATA)4 Full (tSAMPLE/24) − 300 (tSAMPLE/24) (tSAMPLE/24) + 300 (tSAMPLE/24) − 300 (tSAMPLE/24) (tSAMPLE/24) + 300 ps DCO to FCO Delay (tFRAME)4 Full (tSAMPLE/24) − 300 (tSAMPLE/24) (tSAMPLE/24) + 300 (tSAMPLE/24) − 300 (tSAMPLE/24) (tSAMPLE/24) + 300 ps Data to Data Skew (tDATA-MAX − tDATA-MIN) Full ±50 ±150 ±50 ±150 ps Wake-Up Time (Standby) 25°C 600 600 ns Wake-Up Time (Power-Down) 25°C 375 375 μs Pipeline Latency Full 8 8 CLK cycles APERTURE Aperture Delay (tA) 25°C 500 500 ps Aperture Uncertainty (Jitter) 25°C <1 <1 ps rms Out-of-Range Recovery Time 25°C 1 2 CLK cycles 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for definitions and for details on how these tests were completed. 2 Measured on standard FR-4 material. 3 Can be adjusted via the SPI. 4 tSAMPLE/24 is based on the number of bits divided by 2 because the delays are based on half duty cycles. |
Codice articolo simile - AD9228_07 |
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Descrizione simile - AD9228_07 |
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