Datasheet LTC2452 (Analog Devices) - 5
Hersteller | Analog Devices |
Beschreibung | Ultra-Tiny, Differential, 16-Bit ΔΣ ADC with SPI Interface |
Seiten / Seite | 22 / 5 — Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted). … |
Dateiformat / Größe | PDF / 491 Kb |
Dokumentensprache | Englisch |
Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted). Offset Error vs Temperature
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LTC2452
Typical perForMance characTerisTics (TA = 25°C, unless otherwise noted) Offset Error vs Temperature Gain Error vs Temperature Transition Noise vs Temperature
5 5 10 4 4 V 9 CC = VREF = 3V 3 3 V) 8 2 2 7 1 V 1 CC = VREF = 4.1V 6 0 VCC = VREF = 5V 0 5 VCC = VREF = 5V –1 –1 4 VCC = 5V OFFSET ERROR (LSB) –2 V GAIN ERROR (LSB) CC = VREF = 4.1V –2 3 –3 VCC = VREF = 3V –3 TRANSITION NOISE RMS (µ 2 VCC = 3V –4 –4 1 –5 –5 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 2452 G04 2452 G05 2452 G06
Conversion Mode Power Supply Sleep Mode Power Supply Average Power Dissipation Current vs Temperature Current vs Temperature vs Temperature, VCC = 3V
900 250 10000 800 700 VCC = 5V 200 25Hz OUTPUT SAMPLE RATE V 1000 CC = 5V 600 ATION (µW) VCC = 4.1V 150 500 10Hz OUTPUT SAMPLE RATE VCC = 3V 100 400 100 VCC = 4.1V 300 1Hz OUTPUT SAMPLE RATE SLEEP CURRENT (nA) 10 CONVERSION CURRENT (µA) 200 50 V 100 CC = 3V AVERAGE POWER DISSIP 0 0 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 2452 G07 2452 G08 2452 G09
Power Supply Rejection vs Frequency at VCC Conversion Time vs Temperature
0 21 –20 20 19 –40 VCC = 5V, 4.1V, 3V 18 –60 17 REJECTION (dB) –80 CONVERSION TIME (ms) 16 –100 15 –120 14 1 10 100 1k 10k 100k 1M 10M –50 –25 0 25 50 75 100 FREQUENCY AT VCC (Hz) TEMPERATURE (°C) 2452 G10 2452 G11 2452fd For more information www.linear.com/LTC2452 5