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LTC2463CDDPBF bảng dữ liệu(PDF) 3 Page - Linear Technology |
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LTC2463CDDPBF bảng dữ liệu(HTML) 3 Page - Linear Technology |
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3 / 20 page  LTC2461/LTC2463 3 24613f ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS Resolution (No Missing Codes) (Note 3) l 16 Bits Integral Nonlinearity (Note 4) l 1 8 LSB Offset Error LTC2461, 30Hz, LTC2463 LTC2461, 60Hz l 2 5 15 LSB LSB Offset Error Drift 0.02 LSB/°C Gain Error Includes Contributions of ADC and Internal Reference l ±0.01 ±0.25 % of FS Gain Error Drift Includes Contributions of ADC and Internal Reference C-Grade I-Grade l ±2 ±5 ±10 ppm/°C ppm/°C Transition Noise 2.2 μVRMS Power Supply Rejection DC 80 dB The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 2) ANALOG INPUTS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Supply Voltage l 2.7 5.5 V ICC Supply Current Conversion Nap Sleep l l l 1.5 800 0.2 2.5 1500 2 mA μA μA The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN+ Positive Input Voltage Range LTC2463 l 0VREF V VIN– Negative Input Voltage Range LTC2463 l 0VREF V VIN Input Voltage Range LTC2461 l 0VREF V VOR+, VUR+ Overrange/Underrange Voltage, IN+ VIN– = 0.625V (See Figure 3) 8 LSB VOR–, VUR– Overrange/Underrange Voltage, IN– VIN+ = 0.625V (See Figure 3) 8 LSB CIN IN+, IN–, IN Sampling Capacitance 0.35 pF IDC_LEAK(IN+, IN–, IN) IN+, IN– DC Leakage Current (LTC2463) IN DC Leakage Current (LTC2461) VIN = GND or VCC (Note 8) VIN = GND or VCC (Note 8) l l –10 –10 1 1 10 10 nA nA ICONV Input Sampling Current (Note 5) 50 nA VREF REFOUT Output Voltage l 1.247 1.25 1.253 V REFOUT Voltage Temperature Coefficient (Note 9) C-Grade I-Grade l ±2 ±5 ±10 ppm/°C ppm/°C Reference Line Regulation 2.7V ≤ VCC ≤ 5.5V –90 dB Reference Short Circuit Current VCC = 5.5, Forcing REFOUT to GND l 35 mA COMP Pin Short Circuit Current VCC = 5.5, Forcing REFOUT to GND l 200 μA Reference Load Regulation 2.7V ≤ VCC ≤ 5.5V, IOUT = 100μA Sourcing 3.5 mV/mA Reference Output Noise Density CCOMP= 0.1μF, CREFOUT = 0.1μF, At f = 1kHz 30 nV/√Hz POWER REQUIREMENTS |
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