Datasheet LTC2327-18 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 18-Bit, 500ksps, ±10.24V True Bipolar, Pseudo-Differential Input ADC with 95dB SNR |
| Pages / Page | 26 / 8 — Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| File Format / Size | PDF / 516 Kb |
| Document Language | English |
Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V,
Model Line for this Datasheet
Text Version of Document
LTC2327-18
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 500ksps, unless otherwise noted. INL/DNL vs Temperature Full-Scale Error vs Temperature Offset Error vs Temperature
2.0 20 5 1.5 15 4 3 1.0 10 2 MAX INL 0.5 5 1 0 MAX DNL 0 0 MIN DNL –0.5 –5 –1 MIN INL INL, DNL ERROR (LSB) OFFSET ERROR (LSB) –2 –1.0 FULL-SCALE ERROR (LSB) –10 –3 –1.5 –15 –4 –2.0 –20 –5 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 232718 G10 232718 G11 232718 G12
Internal Reference Output vs Supply Current vs Temperature Sleep Current vs Temperature Temperature
8 120 2.0484 7 VDD 2.0483 100 6 2.0482 IN+ = IN– = 0V 80 5 2.0481 4 60 2.0480 CURRENT (mA) 3 CURRENT (µA) 2.0479 40 2 2.0478 20 1 INTERNAL REFERENCE OUTPUT (V) 2.0477 OVDD 0 0 2.0476 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 232718 G13 232718 G14 232718 G15
Internal Reference Output Temperature Coefficient Distribution CMRR vs Input Frequency Supply Current vs Sampling Rate
35 80 12 V 30 DD (IN+ = –10.24V) 75 10 25 70 8 20 65 6 VDD (IN+ = 0V) 15 CMRR (dB) NUMBER OF PARTS 60 4 10 VDD (IN+ = 10.24V) SUPPLY CURRENT (mA) 5 55 2 OVDD 0 50 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 0 50 100 150 200 250 0 100 200 300 400 500 DRIFT (ppm/°C) FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) 232718 G16 232718 G17 232718 G18 232718fb 8 For more information www.linear.com/LTC2327-18 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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 Board Layout Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 500ksps, unless otherwise noted. INL/DNL vs Temperature Full-Scale Error vs Temperature Offset Error vs Temperature
2.0 20 5 1.5 15 4 3 1.0 10 2 MAX INL 0.5 5 1 0 MAX DNL 0 0 MIN DNL –0.5 –5 –1 MIN INL INL, DNL ERROR (LSB) OFFSET ERROR (LSB) –2 –1.0 FULL-SCALE ERROR (LSB) –10 –3 –1.5 –15 –4 –2.0 –20 –5 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 232718 G10 232718 G11 232718 G12
Internal Reference Output vs Supply Current vs Temperature Sleep Current vs Temperature Temperature
8 120 2.0484 7 VDD 2.0483 100 6 2.0482 IN+ = IN– = 0V 80 5 2.0481 4 60 2.0480 CURRENT (mA) 3 CURRENT (µA) 2.0479 40 2 2.0478 20 1 INTERNAL REFERENCE OUTPUT (V) 2.0477 OVDD 0 0 2.0476 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 232718 G13 232718 G14 232718 G15
Internal Reference Output Temperature Coefficient Distribution CMRR vs Input Frequency Supply Current vs Sampling Rate
35 80 12 V 30 DD (IN+ = –10.24V) 75 10 25 70 8 20 65 6 VDD (IN+ = 0V) 15 CMRR (dB) NUMBER OF PARTS 60 4 10 VDD (IN+ = 10.24V) SUPPLY CURRENT (mA) 5 55 2 OVDD 0 50 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 0 50 100 150 200 250 0 100 200 300 400 500 DRIFT (ppm/°C) FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) 232718 G16 232718 G17 232718 G18 232718fb 8 For more information www.linear.com/LTC2327-18 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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 Board Layout Package Description Revision History Typical Application Related Parts
