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LTC2970CUFD-1 Datasheet(PDF) 4 Page - Linear Technology |
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LTC2970CUFD-1 Datasheet(HTML) 4 Page - Linear Technology |
4 / 36 page LTC2970/LTC2970-1 4 29701fc ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Voltage Buffered IDAC Output Characteristics INL_VOUT Integral Nonlinearity RIOUTn = 10kΩ, No Load on VOUTn (Note 5) ● ±1 LSB DNL_VOUT Differential Nonlinearity RIOUTn = 10kΩ, No Load on VOUTn (Note 5) ● ±1 LSB VOS-VOUT Offset Voltage VOS = VOUTn – VIOUTn, No Load on VOUTn ● 1.6 ±10 mV Output Voltage Drift No Load on VOUTn 0.17 μV/°C VOUT Load Regulation 0.1V < VOUTn < VDD – 1.5V, IVOUTn Source = 1mA –57 ppm/mA 0.1V < VOUTn < VDD – 1.5V, IVOUTn Sink = 1mA 100 ppm/mA Leakage Current VOUTn High-Z, 0V ≤ VOUTn ≤ VDD ● 1 ±100 nA Short-Circuit Current Low VOUTn Shorted to GND ● –50 mA Short-Circuit Current High VOUTn Shorted to VDD ● 50 mA Soft Connect Comparator Characteristics (CMP0, CMP1) VOS Offset Voltage ±3 mV Temperature Sensor Characteristics TMP Gain 0.25 °C/LSB 12VIN Voltage Divider Characteristics GAIN_12VIN Gain ● 0.329 0.333 0.335 V/V Digital Inputs SCL, SDA, GPIO_CFG, GPIO_0, GPIO_1 VIH Input High Threshold Voltage SDA, SCL ● 2.1 V GPIO_CFG, GPIO_0, GIPO_1 ● 1.6 V VIL Input Low Threshold Voltage SDA, SCL ● 1.5 V GPIO_CFG, GPIO_0, GIPO_1 ● 1.0 V VHYST Input Hysteresis 0.08 V ILEAK Input Leakage Current 0V ≤ VIN ≤ 6V ● ±1 μA CIN Input Capacitance 10 pF Three State Inputs ASEL[1:0] VIH_ASEL Input High Threshold Voltage ● VDD – 0.5 V VIL_ASEL Input Low Threshold Voltage ● 0.5 V IIN,HL High, Low Input Current ASEL[1:0] = 0, VDD ● ±20 μA IIN,Z High Z Input Current ● ±2 μA Open Drain Outputs SDA, GPIO_CFG, GPIO_0, GPIO_1, ⎯A⎯L⎯E⎯R⎯T VOL Output Low Voltage ISINK = 3mA ● 0.4 V IOH Input Leakage Current 0V ≤ VIN ≤ 6V ● ±1 μA The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. V12VIN = 12V, VDD and REF pins floating unless otherwise indicated, CVDD = 100nF and CREF = 100nF. |
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