Datasheet LTC2461, LTC2463 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | Differential Ultra-Tiny, 16-Bit I2C ΔΣ ADCs with 10ppm/°C Max Precision Reference |
| 页数 / 页 | 20 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, unless otherwise noted). … |
| 文件格式/大小 | PDF / 311 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, unless otherwise noted). Integral Nonlinearity (VCC = 5.5V)
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LTC2461/LTC2463
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, unless otherwise noted) Integral Nonlinearity (VCC = 5.5V) Integral Nonlinearity (VCC = 2.7V) INL vs Temperature
3 3 3 TA = –45°C, 25°C, 90°C TA = –45°C, 25°C, 90°C VCC = 5.5V, 4.1V, 2.7V 2 2 2 1 1 1 0 0 0 INL (LSB) INL (LSB) INL (LSB) –1 –1 –1 –2 –2 –2 –3 –3 –3 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 –55 –35 –15 5 25 45 65 85 105 125 DIFFERENTIAL INPUT VOLTAGE (V) DIFFERENTIAL INPUT VOLTAGE (V) TEMPERATURE (°C) 24613 G01 24613 G02 24613 G03
Offset Error vs Temperature ADC Gain Error vs Temperature Transition Noise vs Temperature
5 25 10 4 9 V V CC = 5.5V CC = 5.5V 3 20 V) 8 2 VCC = 4.1V 7 1 15 6 0 VCC = 2.7V 5 –1 10 VCC = 4.1V 4 VCC = 2.7V OFFSET ERROR (LSB) –2 3 ADC GAIN ERROR (LSB) –3 5 TRANSITION NOISE RMS (µ 2 VCC = 2.7V VCC = 5.5V –4 1 –5 0 0 –50 –30 –10 10 30 50 70 90 –50 –25 0 25 50 75 100 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24613 G04 24613 G05 24613 G06
Conversion Mode Power Supply Sleep Mode Power Supply Current vs Temperature Current vs Temperature VREF vs Temperature
2.0 350 1.2508 VCC = 5V 1.9 300 1.2507 1.8 VCC = 5.5V V 1.7 V 250 CC = 5.5V CC = 4.1V TAGE (V) 1.2506 1.6 200 1.5 1.2505 1.4 150 VCC = 2.7V VCC = 4.1V 1.2504 1.3 SLEEP CURRENT (nA) 100 CONVERSION CURRENT (mA) 1.2 50 REFERENCE OUTPUT VOL 1.2503 1.1 VCC = 2.7V 1.0 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) 24613 G07 24613 G08 24613 G09 24613fa 5 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Applications Information Package Description 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 (VCC = 5.5V) Integral Nonlinearity (VCC = 2.7V) INL vs Temperature
3 3 3 TA = –45°C, 25°C, 90°C TA = –45°C, 25°C, 90°C VCC = 5.5V, 4.1V, 2.7V 2 2 2 1 1 1 0 0 0 INL (LSB) INL (LSB) INL (LSB) –1 –1 –1 –2 –2 –2 –3 –3 –3 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 –55 –35 –15 5 25 45 65 85 105 125 DIFFERENTIAL INPUT VOLTAGE (V) DIFFERENTIAL INPUT VOLTAGE (V) TEMPERATURE (°C) 24613 G01 24613 G02 24613 G03
Offset Error vs Temperature ADC Gain Error vs Temperature Transition Noise vs Temperature
5 25 10 4 9 V V CC = 5.5V CC = 5.5V 3 20 V) 8 2 VCC = 4.1V 7 1 15 6 0 VCC = 2.7V 5 –1 10 VCC = 4.1V 4 VCC = 2.7V OFFSET ERROR (LSB) –2 3 ADC GAIN ERROR (LSB) –3 5 TRANSITION NOISE RMS (µ 2 VCC = 2.7V VCC = 5.5V –4 1 –5 0 0 –50 –30 –10 10 30 50 70 90 –50 –25 0 25 50 75 100 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 24613 G04 24613 G05 24613 G06
Conversion Mode Power Supply Sleep Mode Power Supply Current vs Temperature Current vs Temperature VREF vs Temperature
2.0 350 1.2508 VCC = 5V 1.9 300 1.2507 1.8 VCC = 5.5V V 1.7 V 250 CC = 5.5V CC = 4.1V TAGE (V) 1.2506 1.6 200 1.5 1.2505 1.4 150 VCC = 2.7V VCC = 4.1V 1.2504 1.3 SLEEP CURRENT (nA) 100 CONVERSION CURRENT (mA) 1.2 50 REFERENCE OUTPUT VOL 1.2503 1.1 VCC = 2.7V 1.0 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) 24613 G07 24613 G08 24613 G09 24613fa 5 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Applications Information Package Description 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