Datasheet LTC2378-16 (Analog Devices) - 7

LTC2378-16
Typical perForMance characTerisTics TA = 25°C, VDD = 2.5V, OVDD = 2.5V, VCM = 2.5V, REF = 5V, fSMPL = 1Msps, unless otherwise noted. SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 2kHz INL/DNL vs Temperature
98.0 –110 0.5 –115 0.3 97.5 SNR THD MAX INL –120 SINAD 0.1 3RD MAX DNL 97.0 –125 MIN DNL –0.1 SNR, SINAD (dBFS) –130 96.5 HARMONICS, THD (dBFS) INL/DNL ERROR (LSB) MIN INL –135 2ND –0.3 96.0 –140 –0.5 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237816 G10 237816 G11 237816 G12
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
2.0 1.0 6 IVDD 1.5 –FS 5 1.0 0.5 4 0.5 0 0 Y CURRENT (mA) 3 –0.5 2 OFFSET ERROR (LSB) FULL-SCALE ERROR (LSB) –1.0 –0.5 POWER SUPPL 1 IREF –1.5 +FS IOVDD –2.0 –1.0 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237816 G13 237816 G14 237816 G15
Reference Current Shutdown Current vs Temperature CMRR vs Input Frequency vs Reference Voltage
45 100 0.7 IVDD + IOVDD + IREF 40 95 0.6 35 0.5 30 90 0.4 25 85 20 CMRR (dB) 0.3 15 80 0.2 10 REFERENCE CURRENT (mA) POWER-DOWN CURRENT (µA) 75 0.1 5 0 70 0 –55 –35 –15 5 25 45 65 85 105 125 0 125 250 375 500 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (°C) FREQUENCY (kHz) REFERENCE VOLTAGE (V) 237816 G16 237816 G17 237816 G18 237816fa For more information www.linear.com/LTC2378-16 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Revision History Typical Application Related Parts