Datasheet LTC2311-12 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 12-Bit + Sign, 5Msps Differential Input ADC with Wide Input Common Mode Range |
| Pages / Page | 24 / 8 — Typical. perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| File Format / Size | PDF / 538 Kb |
| Document Language | English |
Typical. perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT =
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LTC2311-12
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT = 4.096V, fSMPL = 5Msps, unless otherwise noted. Offset Error vs Temperature Gain Error vs Temperature CMRR vs Input Frequency
1.0 0.10 –80 –83 0.5 0.05 –86 –89 0 0 –92 CMRR (dB) –95 GAIN ERROR (LSB) OFFSET ERROR (LSB) –0.5 –0.05 –98 –101 –1.0 –0.10 –104 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 0.5 1 1.5 2 2.5 TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (MHz) 231112 G12 231112 G10 231112 G11
IREFOUT vs Temperature, REFOUT Output vs Temperature VREF = 4.096V REFOUT Output Load Regulation
400 708 4.0970 2.048V 300 4.096V 706 4.0965 200 100 704 4.0960 0 (V) –100 702 4.0955 V REF –200 700 4.0950 –300 –400 REFERENCE CURRENT (µA) 698 4.0945 –500 REFOUT ERROR (ppm, NORMALIZED TO 25°C) –600 696 4.0940 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 0.5 1 1.5 2 TEMPERATURE (°C) TEMPERATURE (°C) REFOUT LOAD CURRENT (mA) 231112 G13 231112 G14 231112 G15
Supply Current OVDD Current vs SCK Frequency, vs Sample Frequency CLOAD = 10pF
10 1.5 9 8 1.0 8 Y CURRENT (mA) CURRENT (mA) 7 DD 0.5 SUPPL OV 6 5 0 0 1 2 3 4 5 0 10 20 30 40 50 60 70 80 90 100 110 SAMPLE FREQUENCY (Msps) SCK FREQUENCY (MHz) 231112 G16 231112 G17 231112f 8 For more information www.linear.com/LTC2311-12 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT = 4.096V, fSMPL = 5Msps, unless otherwise noted. Offset Error vs Temperature Gain Error vs Temperature CMRR vs Input Frequency
1.0 0.10 –80 –83 0.5 0.05 –86 –89 0 0 –92 CMRR (dB) –95 GAIN ERROR (LSB) OFFSET ERROR (LSB) –0.5 –0.05 –98 –101 –1.0 –0.10 –104 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 0.5 1 1.5 2 2.5 TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (MHz) 231112 G12 231112 G10 231112 G11
IREFOUT vs Temperature, REFOUT Output vs Temperature VREF = 4.096V REFOUT Output Load Regulation
400 708 4.0970 2.048V 300 4.096V 706 4.0965 200 100 704 4.0960 0 (V) –100 702 4.0955 V REF –200 700 4.0950 –300 –400 REFERENCE CURRENT (µA) 698 4.0945 –500 REFOUT ERROR (ppm, NORMALIZED TO 25°C) –600 696 4.0940 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0 0.5 1 1.5 2 TEMPERATURE (°C) TEMPERATURE (°C) REFOUT LOAD CURRENT (mA) 231112 G13 231112 G14 231112 G15
Supply Current OVDD Current vs SCK Frequency, vs Sample Frequency CLOAD = 10pF
10 1.5 9 8 1.0 8 Y CURRENT (mA) CURRENT (mA) 7 DD 0.5 SUPPL OV 6 5 0 0 1 2 3 4 5 0 10 20 30 40 50 60 70 80 90 100 110 SAMPLE FREQUENCY (Msps) SCK FREQUENCY (MHz) 231112 G16 231112 G17 231112f 8 For more information www.linear.com/LTC2311-12 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts
