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LTC1664 Datasheet(PDF) 5 Page - Linear Technology |
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LTC1664 Datasheet(HTML) 5 Page - Linear Technology |
5 / 16 page LTC1664 5 1664fa typical perFormance characteristics Supply Current vs Temperature Differential Nonlinearity (DNL) Integral Nonlinearity (INL) Large-Signal Step Response Load Regulation vs Output Current Mid-Scale Output Voltage vs Load Current Mid-Scale Output Voltage vs Load Current Supply Current vs Logic Input Voltage Load Regulation vs Output Current CODE 0 256 512 768 1023 1664 G01 2.5 2.0 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 –2.0 –2.5 VCC = 5V VREF = 4.096V CODE 0 256 512 768 1023 1664 G02 1.0 0.8 0.6 0.4 0.2 0 –0.2 –0.4 –0.6 –0.8 –1.0 VCC = 5V VREF = 4.096V TEMPERATURE (°C) –55 –35 –15 5 45 85 25 300 280 260 240 220 200 180 160 1664 G03 125 105 65 VCC = 5.5V VREF = VCC CODE = 1023 VCC = 4.5V VCC = 3.6V VCC = 2.7V IOUT (mA) –2 –1 0 1 2 2.0 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 –2.0 1664 G04 VCC = VREF = 5V CODE = 512 SINK SOURCE IOUT (µA) –500 0 500 2.0 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 –2.0 1664 G05 SINK SOURCE VCC = VREF = 3V CODE = 512 TIME (µs) 0 20 40 60 80 100 1664 G06 5 4 3 2 1 0 10% TO 90% STEP VCC = VREF = 5V IOUT (mA) –30 –20 –10 0 10 20 30 1664 G07 3.0 2.9 2.8 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0 VCC = 4.5V VCC = 5V VCC = 5.5V VREF = VCC CODE = 512 SINK SOURCE IOUT (mA) –15 –4 –8 –12 0 4 8 12 15 1664 G08 2.0 1.9 1.8 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 VCC = 2.7V VCC = 3V VCC = 3.6V VREF = VCC CODE = 512 SINK SOURCE LOGIC INPUT VOLTAGE (V) 0 1.2 1.0 0.8 0.6 0.4 0.2 0 1 2 3 4 1664 G09 5 ALL DIGITAL INPUTS SHORTED TOGETHER |
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