Datasheet LTC2383-16 (Analog Devices) - 4

HerstellerAnalog Devices
Beschreibung16-Bit, 1Msps, Low Power SAR ADC with Serial Interface
Seiten / Seite26 / 4 — REFERENCE INPUT. The. denotes the specifications which apply over the …
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DokumentenspracheEnglisch

REFERENCE INPUT. The. denotes the specifications which apply over the full operating temperature range, otherwise

REFERENCE INPUT The denotes the specifications which apply over the full operating temperature range, otherwise

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LTC2383-16
REFERENCE INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Reference Voltage (Note 5) l 2.4 2.6 V IREF Load Current (Note 9) l 910 µA
DIGITAL INPUTS AND DIGITAL OUTPUTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage l 0.8 • OVDD V VIL Low Level Input Voltage l 0.2 • OVDD V IIN Digital Input Current VIN = 0V to OVDD l –10 10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage IO = –500 µA l OVDD – 0.2 V VOL Low Level Output Voltage IO = 500 µA l 0.2 V IOZ Hi-Z Output Leakage Current VOUT = 0V to OVDD l –10 10 µA ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = OVDD 10 mA
POWER REQUIREMENTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Supply Voltage l 2.375 2.5 2.625 V OVDD Supply Voltage 1.71 5.25 V IDD Supply Current 1Msps Sample Rate l 5.2 6.5 mA Power Down Mode Conversion Done l 0.5 40 µA Power Down Mode Conversion Done (H-Grade) l 0.5 110 µA PD Power Dissipation 1Msps Sample Rate 13 16.25 mW Power Down Mode Conversion Done 1.25 100 µW Power Down Mode Conversion Done (H-Grade) 1.25 275 µW
ADC TIMING CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL Maximum Sampling Frequency l 1 Msps tCONV Conversion Time l 610 730 ns tACQ Acquisition Time tACQ = tCYC –tCONV – tBUSYLH (Note 10) l 250 ns tCYC Time Between Conversions l 1 us tCNVH CNV High Time l 20 ns tBUSYLH CNV ↑ to BUSY Delay CL = 20pF (Note 11) l 20 ns tCNVL Minimum Low Time for CNV (Note 11) l 200 ns tSCK SCK Period (Notes 11, 12) l 10 ns tSCKH SCK High Time l 4 ns 238316fa 4 For more information www.linear.com/LTC2383-16