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AD9281 データシート(PDF) 3 Page - Analog Devices |
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AD9281 データシート(HTML) 3 Page - Analog Devices |
3 / 15 page –3– AD9281 Parameter Symbol Min Typ Max Units Condition DYNAMIC PERFORMANCE (SE) 1 Signal-to-Noise and Distortion SINAD f = 3.58 MHz 47.2 dB Signal-to-Noise SNR f = 3.58 MHz 48 dB Total Harmonic Distortion THD f = 3.58 MHz –55 dB Spurious Free Dynamic Range SFDR f = 3.58 MHz –58 dB DIGITAL INPUTS High Input Voltage VIH 2.4 V Low Input Voltage VIL 0.3 V DC Leakage Current IIN ±6 µA Input Capacitance CIN 2pF LOGIC OUTPUT (with DVDD = 3 V) High Level Output Voltage (IOH = 50 µA) VOH 2.88 V Low Level Output Voltage (IOL = 1.5 mA) VOL 0.095 V LOGIC OUTPUT (with DVDD = 5 V) High Level Output Voltage (IOH = 50 µA) VOH 4.5 V Low Level Output Voltage (IOL = 1.5 mA) VOL 0.4 V Data Valid Delay tOD 11 ns MUX Select Delay tMD 7ns Data Enable Delay tED 13 ns CL = 20 pF. Output Level to 90% of Final Value Data High-Z Delay tDHZ 13 ns CLOCKING Clock Pulsewidth High tCH 16.9 ns Clock Pulsewidth Low tCL 16.9 ns Pipeline Latency 3.0 Cycles NOTES 1SE is single ended input, REFT = 1.5 V, REFB = –0.5 V. 2AIN differential 2 V p-p, REFT = 1.5 V, REFB = –0.5 V. 3IMD referred to larger of two input signals. Specifications subject to change without notice. CLOCK INPUT SELECT INPUT DATA OUTPUT ADC SAMPLE #2 ADC SAMPLE #3 ADC SAMPLE #4 ADC SAMPLE #5 Q CHANNEL OUTPUT ENABLED I CHANNEL OUTPUT ENABLED SAMPLE #1-3 Q CHANNEL OUTPUT SAMPLE #1-2 Q CHANNEL OUTPUT SAMPLE #1-1 Q CHANNEL OUTPUT SAMPLE #1-1 I CHANNEL OUTPUT SAMPLE #1 Q CHANNEL OUTPUT SAMPLE #1 I CHANNEL OUTPUT SAMPLE #2 Q CHANNEL OUTPUT tMD tOD ADC SAMPLE #1 Figure 1. ADC Timing REV. F |
同様の部品番号 - AD9281 |
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同様の説明 - AD9281 |
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