Datasheet LTC2385-18 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 18-Bit, 5Msps SAR ADC |
| Pages / Page | 22 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 5V, VDDL = 2.5V, … |
| File Format / Size | PDF / 1.1 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V,
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LTC2385-18
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 5Msps, unless otherwise noted. SNR, SINAD vs Temperature, SFDR vs Input Level, f f IN = 2kHz SFDR vs Input Level, fIN = 1MHz IN = 2kHz, –1dBFS
150 150 97 140 140 130 130 96 dBFS 120 dBFS 120 dBc dBc 110 110 100 100 95 SNR 90 90 SINAD SFDR (dBFS, dBc) SFDR (dBFS, dBc) 80 80 SNR, SINAD (dBFS) 94 70 70 60 60 50 50 93 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 –40 –20 0 20 40 60 80 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) TEMPERATURE (°C) 238518 G11 238518 G12 238518 G10
THD, Harmonics vs Temperature, Full-Scale Error vs Temperature, fIN = 2kHz,
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1dBFS INL/DNL vs Temperature REFBUF = 4.096V
–110 1.00 6 THD MAX INL + FS 2ND 0.75 MAX DNL – FS 4 3RD MIN DNL –115 0.50 MIN INL 2 0.25 –120 0 0 –0.25 –2 INL/DNL ERROR (LSB) THD, HARMONICS (dBFS) –125 –0.50 FULL-SCALE ERROR (LSB) –4 –0.75 –130 –1.00 –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) 238518 G13 238518 G14 238518 G15 238518f For more information www.linear.com/LTC2385-18 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 = 5Msps, unless otherwise noted. SNR, SINAD vs Temperature, SFDR vs Input Level, f f IN = 2kHz SFDR vs Input Level, fIN = 1MHz IN = 2kHz, –1dBFS
150 150 97 140 140 130 130 96 dBFS 120 dBFS 120 dBc dBc 110 110 100 100 95 SNR 90 90 SINAD SFDR (dBFS, dBc) SFDR (dBFS, dBc) 80 80 SNR, SINAD (dBFS) 94 70 70 60 60 50 50 93 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 –40 –20 0 20 40 60 80 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) TEMPERATURE (°C) 238518 G11 238518 G12 238518 G10
THD, Harmonics vs Temperature, Full-Scale Error vs Temperature, fIN = 2kHz,
–
1dBFS INL/DNL vs Temperature REFBUF = 4.096V
–110 1.00 6 THD MAX INL + FS 2ND 0.75 MAX DNL – FS 4 3RD MIN DNL –115 0.50 MIN INL 2 0.25 –120 0 0 –0.25 –2 INL/DNL ERROR (LSB) THD, HARMONICS (dBFS) –125 –0.50 FULL-SCALE ERROR (LSB) –4 –0.75 –130 –1.00 –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) 238518 G13 238518 G14 238518 G15 238518f For more information www.linear.com/LTC2385-18 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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
