Datasheet LTC2386-18 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | 18-Bit, 10Msps SAR ADC |
| Páginas / Página | 22 / 7 — Typical. perForMance characTerisTics TA = 25°C, VDD = 5V, VDDL = 2.5V, … |
| Formato / tamaño de archivo | PDF / 1.2 Mb |
| Idioma del documento | Inglés |
Typical. perForMance characTerisTics TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V,
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LTC2386-18
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 10Msps, unless otherwise noted. THD vs Input Frequency and Amplitude SFDR vs Input Level, f IN IN = 2kHz SFDR vs Input Level, f fIN = 1MHz IN = 1MHz
–70 150 150 –1dBFS 140 140 –80 –3dBFS –6dBFS dBFS 130 130 dBFS –10dBFS –90 120 120 –100 110 110 100 dBc 100 dBc –110 THD (dBFS) 90 90 SFDR (dBFS, dBc) SFDR (dBFS, dBc) –120 80 80 70 70 –130 60 60 –140 50 50 0.01 0.1 1 10 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 FREQUENCY (MHz) INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 238618 G09 238618 G10 238618 G11
SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz, –1dBFS fIN = 2kHz,
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1dBFS = 2kHz, -1dBFS INL/DNL vs Temperature INL/DNL vs T
97 –110 1.00 SNR THD MAX INL SINAD 2ND 0.75 MAX DNL 3RD MIN DNL 96 –115 0.50 MIN INL 0.25 95 –120 0 –0.25 SNR, SINAD (dBFS) 94 THD, HARMONICS (dBFS) –125 INL/DNL ERROR (LSB) –0.50 –0.75 93 –130 –1.00 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 238618 G12 238618 G13 238618 G14
Full-Scale Error vs Temperature, REFBUF = 4.096V Zero-Scale Error vs Temperature Zero-Scale Error vs Temperature Supply Current vs Temperature
6 6 30 4 4 25 2 + FS 2 20 IVDDL IVDD 0 0 15 IOVDD Y CURRENT (mA) –2 10 – FS –2 SUPPL FULL–SCALE ERROR (LSB) ZERO-SCALE ERROR (LSB) –4 –4 5 –6 0 –6 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 238618 G17 238618 G15 238618 G16 238618f For more information www.linear.com/LTC2386-18 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 10Msps, unless otherwise noted. THD vs Input Frequency and Amplitude SFDR vs Input Level, f IN IN = 2kHz SFDR vs Input Level, f fIN = 1MHz IN = 1MHz
–70 150 150 –1dBFS 140 140 –80 –3dBFS –6dBFS dBFS 130 130 dBFS –10dBFS –90 120 120 –100 110 110 100 dBc 100 dBc –110 THD (dBFS) 90 90 SFDR (dBFS, dBc) SFDR (dBFS, dBc) –120 80 80 70 70 –130 60 60 –140 50 50 0.01 0.1 1 10 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 FREQUENCY (MHz) INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 238618 G09 238618 G10 238618 G11
SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz, –1dBFS fIN = 2kHz,
–
1dBFS = 2kHz, -1dBFS INL/DNL vs Temperature INL/DNL vs T
97 –110 1.00 SNR THD MAX INL SINAD 2ND 0.75 MAX DNL 3RD MIN DNL 96 –115 0.50 MIN INL 0.25 95 –120 0 –0.25 SNR, SINAD (dBFS) 94 THD, HARMONICS (dBFS) –125 INL/DNL ERROR (LSB) –0.50 –0.75 93 –130 –1.00 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 238618 G12 238618 G13 238618 G14
Full-Scale Error vs Temperature, REFBUF = 4.096V Zero-Scale Error vs Temperature Zero-Scale Error vs Temperature Supply Current vs Temperature
6 6 30 4 4 25 2 + FS 2 20 IVDDL IVDD 0 0 15 IOVDD Y CURRENT (mA) –2 10 – FS –2 SUPPL FULL–SCALE ERROR (LSB) ZERO-SCALE ERROR (LSB) –4 –4 5 –6 0 –6 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 –40 –20 0 20 40 60 80 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 238618 G17 238618 G15 238618 G16 238618f For more information www.linear.com/LTC2386-18 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts