Datasheet LTC2471, LTC2473 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | Selectable 208sps/833sps, 16-Bit I2C ΔΣ ADCs with 10ppm/°C Max Precision Reference |
| Seiten / Seite | 20 / 5 — Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted). … |
| Dateiformat / Größe | PDF / 496 Kb |
| Dokumentensprache | Englisch |
Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted). Integral Nonlinearity. Maximum INL vs Temperature
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LTC2471/LTC2473
Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted) Integral Nonlinearity Integral Nonlinearity Maximum INL vs Temperature
3 3 6 VCC = 2.7V OUTPUT RATE = 208sps TA = –45°C, 25°C, 90°C 2 OUTPUT RATE = 208sps 2 4 VCC = 5.5V 1 1 2 VCC = 4.1V 0 0 0 INL (LSB) INL (LSB) INL (LSB) –1 –1 –2 VCC = 2.7V –2 –2 VCC = 5.5V –4 TA = –45°C, 25°C, 90°C OUTPUT RATE = 208sps –3 –3 –6 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 –50 –30 –10 10 30 50 70 90 DIFFERENTIAL INPUT VOLTAGE (V) DIFFERENTIAL INPUT VOLTAGE (V) TEMPERATURE (°C) 24713 G01 24713 G02 24713 G03
Offset Error vs Temperature ADC Gain Error vs Temperature Transition Noise vs Temperature
35 50 10 9 30 40 VCC = 5.5V V) 8 25 VCC = 5.5V 30 7 20 6 VCC = 5.5V 20 5 V 15 CC = 4.1V 4 10 VCC = 4.1V OFFSET ERROR (LSB) 10 ADC GAIN ERROR (LSB) 3 V V CC = 2.7V CC = 2.7V TRANSITION NOISE RMS (µ 2 5 0 VCC = 2.7V 1 0 –10 0 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24713 G04 24713 G05 24713 G06
Conversion Mode Power Supply Sleep Mode Power Supply Current vs Temperature Current vs Temperature VREF vs Temperature
4.0 350 1.2508 3.9 VCC = 5.5V 300 1.2507 3.8 VCC = 5.5V 3.7 250 TAGE (V) VCC = 4.1V 1.2506 3.6 200 3.5 1.2505 3.4 150 VCC = 4.1V VCC = 2.7V 1.2504 3.3 SLEEP CURRENT (nA) 100 CONVERSION CURRENT (mA) 3.2 50 1.2503 V REFERENCE OUTPUT VOL 3.1 CC = 2.7V 3.0 0 1.2502 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24713 G07 24713 G08 24713 G09 24713fb For more information www.linear.com/LTC2471 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Analog Inputs Power Requirements I2C Inputs and Outputs I2C Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted) Integral Nonlinearity Integral Nonlinearity Maximum INL vs Temperature
3 3 6 VCC = 2.7V OUTPUT RATE = 208sps TA = –45°C, 25°C, 90°C 2 OUTPUT RATE = 208sps 2 4 VCC = 5.5V 1 1 2 VCC = 4.1V 0 0 0 INL (LSB) INL (LSB) INL (LSB) –1 –1 –2 VCC = 2.7V –2 –2 VCC = 5.5V –4 TA = –45°C, 25°C, 90°C OUTPUT RATE = 208sps –3 –3 –6 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 –50 –30 –10 10 30 50 70 90 DIFFERENTIAL INPUT VOLTAGE (V) DIFFERENTIAL INPUT VOLTAGE (V) TEMPERATURE (°C) 24713 G01 24713 G02 24713 G03
Offset Error vs Temperature ADC Gain Error vs Temperature Transition Noise vs Temperature
35 50 10 9 30 40 VCC = 5.5V V) 8 25 VCC = 5.5V 30 7 20 6 VCC = 5.5V 20 5 V 15 CC = 4.1V 4 10 VCC = 4.1V OFFSET ERROR (LSB) 10 ADC GAIN ERROR (LSB) 3 V V CC = 2.7V CC = 2.7V TRANSITION NOISE RMS (µ 2 5 0 VCC = 2.7V 1 0 –10 0 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24713 G04 24713 G05 24713 G06
Conversion Mode Power Supply Sleep Mode Power Supply Current vs Temperature Current vs Temperature VREF vs Temperature
4.0 350 1.2508 3.9 VCC = 5.5V 300 1.2507 3.8 VCC = 5.5V 3.7 250 TAGE (V) VCC = 4.1V 1.2506 3.6 200 3.5 1.2505 3.4 150 VCC = 4.1V VCC = 2.7V 1.2504 3.3 SLEEP CURRENT (nA) 100 CONVERSION CURRENT (mA) 3.2 50 1.2503 V REFERENCE OUTPUT VOL 3.1 CC = 2.7V 3.0 0 1.2502 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24713 G07 24713 G08 24713 G09 24713fb For more information www.linear.com/LTC2471 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Analog Inputs Power Requirements I2C Inputs and Outputs I2C Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts