전자부품 데이터시트 검색엔진 |
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AD1857 데이터시트(PDF) 3 Page - Analog Devices |
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AD1857 데이터시트(HTML) 3 Page - Analog Devices |
3 / 16 page DIGITAL TIMING (Guaranteed over 0 °C to +70°C, AV DD = DVDD = +5.0 V ± 5%) Min Max Units tDML MCLK LO Pulse Width (256 × F S Mode) 35 ns tDMH MCLK HI Pulse Width (256 × F S Mode) 40 ns tDMP MCLK Period (256 × F S Mode) 88.577 ns tDML MCLK LO Pulse Width (384 × F S Mode) 25 ns tDMH MCLK HI Pulse Width (384 × F S Mode) 25 ns tDMP MCLK Period (384 × F S Mode) 59.0514 ns tDBH BCLK HI Pulse Width 20 ns tDBL BCLK LO Pulse Width 20 ns tDBP BCLK Period 354.308 ns tDLS L RCLK Setup 20 ns tDLH L RCLK Hold 5 ns tDDS SDATA Setup 5 ns tDDH SDATA Hold 10 ns tPDRP PD/RST LO Pulse Width 4 MCLK Periods ns (355 ns @ 11.2896 MHz) POWER Min Typ Max Units Supplies Voltage, Analog and Digital 4.75 5 5.25 V Analog Current 35 40 mA Analog Current – Power-Down 30 60 µA Digital Current 20 25 mA Digital Current – Power-Down 5 11 mA Dissipation Operation – Both Supplies 275 325 mW Operation – Analog Supply 175 200 mW Operation – Digital Supply 100 125 mW Power-Down – Both Supplies 25 56 mW Power Supply Rejection Ratio 1 kHz 300 mV p-p Signal at Analog Supply Pins –60 dB 20 kHz 300 mV p-p Signal at Analog Supply Pins –50 dB TEMPERATURE RANGE Min Typ Max Units Specifications Guaranteed 25 °C Functionality Guaranteed 0 70 °C Storage –55 125 °C ABSOLUTE MAXIMUM RATINGS* Min Typ Max Units DVDD to DGND –0.3 6 V AVDD to AGND –0.3 6 V Digital Inputs DGND – 0.3 DVDD + 0.3 V Analog Outputs AGND – 0.3 AVDD + 0.3 V AGND to DGND –0.3 0.3 V Reference Voltage Indefinite Short Circuit to Ground Soldering +300 °C 10 sec *Stresses greater than those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. REV. 0 –3– AD1857/AD1858 |
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