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Zakładka z wyszukiwarką danych komponentów |
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Zakładka z wyszukiwarką danych komponentów |
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ADT7316 Arkusz danych(PDF) 2 Page - Analog Devices |
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ADT7316 Arkusz danych(HTML) 2 Page - Analog Devices |
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2 / 32 page  –2– REV. PrN PRELIMINARY TECHNICAL DATA ADT7316/ADT7317/ADT7318-SPECIFICATIONS1 (VDD=2.7 V to 5.5 V, GND=0 V, REFIN=2.25 V, unless otherwise noted) Parameter 2 Min Typ M a x Units Conditions/Comments DACDCPERFORMANCE 3,4 ADT7318 Resolution 8 Bits Relative Accuracy ±0.15 ± 1 L S B Relative Accuracy tbd tbd L S B Excluding Offset and Gain errors Differential Nonlinearity ±0.02 ±0.25 L S B Guaranteed Monotonic by design over all codes ADT7317 Resolution 10 Bits Relative Accuracy ±0.5 ± 4 L S B Relative Accuracy tbd tbd L S B Excluding Offset and Gain errors Differential Nonlinearity ±0.05 ±0.5 L S B Guaranteed Monotonic by design over all codes ADT7316 Resolution 12 Bits Relative Accuracy ± 2 ±16 L S B Relative Accuracy tbd tbd L S B Excluding Offset and Gain errors Differential Nonlinearity ±0.02 ±0.9 L S B Guaranteed Monotonic by design over all codes Offset Error ±0.4 ± 3 % of FSR Offset Error Match ±0.5 L S B Gain Error ±0.3 ±1.25 % of FSR Gain Error Match ±0.5 L S B Lower Deadband 20 60 m V Lower Deadband exists only if Offset Error is Negative. See Figure 5. Upper Deadband tbd tbd m V Upper Deadband exists if VREF = VDD and Offset plus Gain Error is positive. See Figure 6. Offset Error Drift 6 -12 ppm of FSR/°C Gain Error Drift 6 -5 ppm of FSR/°C DC Power Supply Rejection Ratio 6 -60 dB ∆V DD = ±10% DC Crosstalk 6 200 µ V RL = 2 K Ω to GND or V DD THERMAL CHARACTERISTICS InternalReferenceused. INTERNALTEMPERATURE SENSOR Accuracy @ VDD=3.3V ± 2 ° C TA = 0°C to +85°C ±3 ° C TA = -40°C to +125°C Accuracy @ VDD=5V ± 2 ° C TA = 0°C to +85°C ±3 ° C TA = -40°C to +125°C Resolution 1 0 Bits Long Term Drift 0.5 °C/1000hrs EXTERNAL TEMPERATURE SENSOR External Transistor = 2N3906. Accuracy @ VDD=3.3V ± 2 ° C TA = 0°C to +85°C. ±3 ° C TA = -40°C to +125°C Accuracy @ VDD=5V ± 2 ° C TA = 0°C to +85°C ±3 ° C TA = -40°C to +125°C Resolution 1 0 Bits Update Rate, tR T B D µ s Round Robin 5 enabled T B D µ s Round Robin disabled Temperature Conversion Time TBD µs Output Source Current 180 µ A High Level 11 µ A Low Level VOLTAGE OUTPUT 8-Bit DAC Output Resolution 1 °C Scale Factor 8.79 mV/°C 0-VREF Output. TA = -40°C to +125°C 17.58 mV/°C 0-2VREF Output. TA = -40°C to +125°C 10-Bit DAC Output Resolution 0.25 °C |
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