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LTC1290BCSW Datasheet(PDF) 6 Page - Linear Technology |
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LTC1290BCSW Datasheet(HTML) 6 Page - Linear Technology |
6 / 32 page 6 LTC1290 1290fe CC HARA TERISTICS A TYPICALPERFOR CE Change in Offset vs Temperature Change in Linearity vs Reference Voltage REFERENCE VOLTAGE, VREF (V) 0 1.25 1.00 0.75 0.50 0.25 0 4 1290 • TPC04 1 2 3 5 VCC = 5V Change in Gain vs Reference Voltage REFERENCE VOLTAGE, VREF (V) 1 –0.2 –0.1 0 5 1290 • TPC05 –0.3 –0.4 –0.5 2 3 4 VCC = 5V AMBIENT TEMPERATURE, TA (°C) –50 0.5 0.4 0.3 0.2 0.1 0 –10 30 50 130 1290 • TPC06 –30 10 70 90 110 ACLK = 4MHz VCC = 5V VREF = 5V Change in Gain Error vs Temperature AMBIENT TEMPERATURE, TA (°C) –50 0.5 0.4 0.3 0.2 0.1 0 –10 30 50 130 1290 • TPC08 –30 10 70 90 110 ACLK = 4MHz VCC = 5V VREF = 5V Change in Linearity Error vs Temperature AMBIENT TEMPERATURE, TA (°C) –50 0 0.1 0.3 0.4 0.5 –10 30 50 130 1290 • TPC07 0.2 –30 10 70 90 110 0.6 ACLK = 4MHz VCC = 5V VREF = 5V Maximum ACLK Frequency vs Source Resistance RSOURCE (Ω) 100 0 4 5 1k 10 k 100k 1290 • TPC09 3 2 1 VCC = 5V VREF = 5V TA = 25°C + – INPUT INPUT VIN RSOURCE– * MAXIMUM ACLK FREQUENCY REPRESENTS THE ACLK FREQUENCY AT WHICH A 0.1LSB SHIFT IN THE ERROR AT ANY CODE TRANSITION FROM ITS 4MHz VALUE IS FIRST DETECTED. Supply Current vs Temperature Supply Current vs Supply Voltage Unadjusted Offset Voltage vs Reference Voltage SUPPLY VOLTAGE, VCC (V) 46 8 10 1290 • TPC01 26 22 18 14 10 6 2 ACLK = 4MHz TA = 25°C AMBIENT TEMPERATURE, TA (°C) –50 30 10 9 8 7 6 5 4 3 LT1290 • TPC02 –10 70 –30 50 10 90 110 130 ACLK = 4MHz VCC = 5V REFERENCE VOLTAGE, VREF (V) 1 5 1290 • TPC03 2 3 4 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 VOS = 0.25mV VOS = 0.125mV VCC = 5V |
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