Datasheet LTC2450 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | Easy-to-Use, Ultra-Tiny 16-Bit ΔΣ ADC |
| Seiten / Seite | 20 / 4 — TYPICAL PERFORMANCE CHARACTERISTICS. Integral Nonlinearity, VCC = 5V. … |
| Dateiformat / Größe | PDF / 207 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Integral Nonlinearity, VCC = 5V. Integral Nonlinearity, VCC = 3V
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LTC2450
TYPICAL PERFORMANCE CHARACTERISTICS Integral Nonlinearity, VCC = 5V Integral Nonlinearity, VCC = 3V
3.0 3.0 VCC = VREF = 5V VCC = VREF = 3V 2.5 2.5 2.0 2.0 1.5 1.5 1.0 1.0 0.5 0.5 0 0 TA = –45°C, 25°C, 90°C INL (LSB) –0.5 TA = –45°C, 25°C, 90°C INL (LSB) –0.5 –1.0 –1.0 –1.5 –1.5 –2.0 –2.0 –2.5 –2.5 –3.0 –3.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0 0.5 1.0 1.5 2.0 2.5 3.0 INPUT VOLTAGE (V) INPUT VOLTAGE (V) 2450 G01 2450 G02
Maximum INL vs Temperature Offset Error vs Temperature
5.0 5.0 4.5 4.5 4.0 4.0 3.5 3.5 VCC = 3V 3.0 3.0 2.5 V 2.5 CC = 5V INL (LSB) V 2.0 2.0 CC = 4.1V OFFSET (LSB) 1.5 VCC = 4.1V 1.5 1.0 VCC = 3V 1.0 VCC = 5V 0.5 0.5 0 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 2450 G03 2450 G04
Gain Error vs Temperature Transition Noise vs Temperature
5.0 3.00 4.5 2.75 2.50 4.0 V) μ 2.25 3.5 2.00 3.0 1.75 VCC = 5V 2.5 V VCC = 4.1V CC = 4.1V 1.50 2.0 1.25 V GAIN ERROR (LSB) 1.00 CC = 3V 1.5 VCC = 5V VCC = 3V 0.50 1.0 TRANSITION NOISE RMS ( 0.75 0.5 0.25 0 0 –50 –25 0 25 50 75 100 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) 2450 G05 2450 G06 2450fb 4
TYPICAL PERFORMANCE CHARACTERISTICS Integral Nonlinearity, VCC = 5V Integral Nonlinearity, VCC = 3V
3.0 3.0 VCC = VREF = 5V VCC = VREF = 3V 2.5 2.5 2.0 2.0 1.5 1.5 1.0 1.0 0.5 0.5 0 0 TA = –45°C, 25°C, 90°C INL (LSB) –0.5 TA = –45°C, 25°C, 90°C INL (LSB) –0.5 –1.0 –1.0 –1.5 –1.5 –2.0 –2.0 –2.5 –2.5 –3.0 –3.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0 0.5 1.0 1.5 2.0 2.5 3.0 INPUT VOLTAGE (V) INPUT VOLTAGE (V) 2450 G01 2450 G02
Maximum INL vs Temperature Offset Error vs Temperature
5.0 5.0 4.5 4.5 4.0 4.0 3.5 3.5 VCC = 3V 3.0 3.0 2.5 V 2.5 CC = 5V INL (LSB) V 2.0 2.0 CC = 4.1V OFFSET (LSB) 1.5 VCC = 4.1V 1.5 1.0 VCC = 3V 1.0 VCC = 5V 0.5 0.5 0 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 2450 G03 2450 G04
Gain Error vs Temperature Transition Noise vs Temperature
5.0 3.00 4.5 2.75 2.50 4.0 V) μ 2.25 3.5 2.00 3.0 1.75 VCC = 5V 2.5 V VCC = 4.1V CC = 4.1V 1.50 2.0 1.25 V GAIN ERROR (LSB) 1.00 CC = 3V 1.5 VCC = 5V VCC = 3V 0.50 1.0 TRANSITION NOISE RMS ( 0.75 0.5 0.25 0 0 –50 –25 0 25 50 75 100 –50 –30 –10 10 30 50 70 90 TEMPERATURE (°C) TEMPERATURE (°C) 2450 G05 2450 G06 2450fb 4