Datasheet LTC2313-12 (Analog Devices) - 4

HerstellerAnalog Devices
Beschreibung12-Bit, 2.5Msps Serial Sampling ADC in TSOT
Seiten / Seite22 / 4 — REFERENCE. INPUT/OUTPUT The. denotes the specifications which apply over …
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REFERENCE. INPUT/OUTPUT The. denotes the specifications which apply over the full operating temperature

REFERENCE INPUT/OUTPUT The denotes the specifications which apply over the full operating temperature

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LTC2313-12
REFERENCE INPUT/OUTPUT 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 VREF Output Voltage 2.7V ≤ VDD ≤ 3.6V l 2.040 2.048 2.056 V 4.75 ≤ VDD ≤ 5.25V l 4.080 4.096 4.112 V VREF Temperature Coefficient l 7 20 ppm/°C VREF Output Resistance Normal Operation, ILOAD = 0mA to 5mA 1 Ω Overdrive Condition 52 kΩ (VREFIN ≥ VREFOUT + 50mV) VREF Line Regulation 2.7V ≤ VDD ≤ 3.6V 0.4 mV/V 4.75 ≤ VDD ≤ 5.25V 0.2 mV/V VREF 2.048V/4.096V Supply Threshold 4.15 V VREF 2.048V/4.096V Supply Threshold Hysteresis 150 mV VREF Input Voltage Range 2.7V ≤ VDD ≤ 3.6V l VREF + 50mV VDD V (External Reference Input) 4.75 ≤ VDD ≤ 5.25V l VREF + 50mV 4.3 V
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 = –500µA (Source) l OVDD–0.2 V VOL Low Level Output Voltage IO = 500µA (Sink) l 0.2 V IOZ Hi-Z Output Leakage Current VOUT = 0V to OVDD, CONV = High l –10 10 µA COZ Hi-Z Output Capacitance CONV = High 4 pF ISOURCE Output Source Current VOUT = 0V, OVDD = 1.8V –20 mA ISINK Output Sink Current VOUT = OVDD = 1.8V 20 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 3V Operational Range l 2.7 3 3.6 V 5V Operational Range l 4.75 5 5.25 V OVDD Digital Output Supply Voltage l 1.71 5.25 V ITOTAL = Supply Current, Static Mode CONV = 0V, SCK = 0V l 3.4 4.4 mA IVDD + IOVDD Operational Mode l 5 6 mA Nap Mode 2 mA Sleep Mode l 0.2 5 µA PD Power Dissipation, Static Mode CONV = 0V, SCK = 0V l 17 22 mW Operational Mode l 25 30 mW Nap Mode 10 mW Sleep Mode l 1 25 µW 231312fb 4 For more information www.linear.com/LTC2313-12 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input/Output Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagrams Applications Information Package Description Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input/Output Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagrams Applications Information Applications Information Applications Information Applications Information Applications Information Package Description Revision History Typical Application Related Parts