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AD7866BRU Scheda tecnica(PDF) 3 Page - Analog Devices |
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AD7866BRU Scheda tecnica(HTML) 3 Page - Analog Devices |
3 / 20 page REV. 0 –3– AD7866 Parameter A Version 1 B Version 1 Unit Test Conditions/Comments CONVERSION RATE Conversion Time 16 16 SCLK cycles 800 ns with SCLK = 20 MHz Track/Hold Acquisition Time 3 300 300 ns max Throughput Rate 1 1 MSPS max See Serial Interface Section POWER REQUIREMENTS VDD 2.7/5.25 2.7/5.25 V min/max VDRIVE 2.7/5.25 2.7/5.25 V min/max IDD 7 Digital I/Ps = 0 V or VDRIVE Normal Mode (Static) 3.1 3.1 mA max VDD = 4.75 V to 5.25 V. Add 0.5 mA Typical if Using Internal Reference 2.8 2.8 mA max VDD = 2.7 V to 3.6 V. Add 0.35 mA Typical if Using Internal Reference Operational, fS = 1 MSPS 4.8 4.8 mA max VDD = 4.75 V to 5.25 V. Add 0.5 mA Typical if Using Internal Reference 3.8 3.8 mA max VDD = 2.7 V to 3.6 V. Add 0.5 mA Typical if Using Internal Reference Partial Power-Down Mode 1.6 1.6 mA max fS = 100 kSPS, fSCLK = 20 MHz Add 0.2 mA Typ if Using Internal Reference Partial Power-Down Mode 560 560 µA max (Static) Add 100 µA Typical if Using Internal Reference Full Power-Down Mode 1 1 µA max SCLK On or Off. Power Dissipation 7 Normal Mode (Operational) 24 24 mW max VDD = 5 V 11.4 11.4 mW max VDD = 3 V Partial Power-Down (Static) 2.8 2.8 mW max VDD = 5 V. SCLK On or Off. 1.68 1.68 mW max VDD = 3 V. SCLK On or Off. Full Power-Down (Static) 5 5 µW max VDD = 5 V. SCLK On or Off. 33 µW max VDD = 3 V. SCLK On or Off. NOTES 1Temperature ranges as follows: A, B Versions: –40 °C to +85°C. 2See Terminology section. 3Sample tested @ 25 °C to ensure compliance. 4External reference range that may be applied at V REF, DCAPA, or DCAPB. 5Relates to pins V REF, DCAPA, or DCAPB. 6See Reference section for D CAPA, DCAPB output impedances. 7See Power Versus Throughput Rate section. Specifications subject to change without notice. |
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