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AD7278 Scheda tecnica(PDF) 4 Page - Analog Devices |
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AD7278 Scheda tecnica(HTML) 4 Page - Analog Devices |
4 / 28 page AD7276/AD7277/AD7278 Rev. C | Page 4 of 28 Parameter A Grade2, 3 B, Y Grade2,3 Unit Test Conditions/Comments CONVERSION RATE Conversion Time 291 291 ns max 14 SCLK cycles with SCLK at 48 MHz, B Grade 875 875 ns max 14 SCLK cycles with SCLK at 16 MHz, Y Grade Track-and-Hold Acquisition Time4 60 60 ns min Throughput Rate 3 3 MSPS max See the Serial Interface section POWER REQUIREMENTS VDD 2.35/3.6 2.35/3.6 V min/max IDD Digital I/Ps 0 V or VDD Normal Mode (Static) 1 1 mA typ VDD = 3.6 V, SCLK on or off Normal Mode (Operational) 5.5 5.5 mA max VDD = 2.35 V to 3.6 V, fSAMPLE = 3 MSPS, B Grade 2.5 2.5 mA max VDD = 2.35 V to 3.6 V, fSAMPLE = 1 MSPS, Y Grade 4.2 4.2 mA typ VDD = 3 V, fSAMPLE = 3 MSPS, B Grade 1.6 1.6 mA typ VDD = 3 V, fSAMPLE = 1 MSPS, Y Grade Partial Power-Down Mode (Static) 34 34 μA typ Full Power-Down Mode (Static) 2 2 μA max −40°C to +85°C, typically 0.1 μA 10 10 μA max 85°C to 125°C Power Dissipation6 Normal Mode (Operational) 19.8 19.8 mW max VDD = 3.6 V, fSAMPLE = 3 MSPS, B Grade 9 9 mW max VDD = 3.6 V, fSAMPLE = 1 MSPS, Y Grade 12.6 12.6 mW typ VDD = 3 V, fSAMPLE = 3 MSPS, B Grade 4.8 4.8 mW typ VDD = 3 V, fSAMPLE = 1 MSPS, Y Grade Partial Power-Down 102 102 μW typ VDD = 3 V Full Power-Down 7.2 7.2 μW max VDD = 3.6 V, −40°C to +85°C 1 Y Grade specifications are guaranteed by characterization. 2 Temperature range from −40°C to +125°C. 3 Typical specifications are tested with VDD = 3 V and at 25°C. 4 See the Terminology section. 5 Guaranteed by characterization. 6 See the Power vs. Throughput Rate section. |
Codice articolo simile - AD7278 |
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Descrizione simile - AD7278 |
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