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EFM32WG980 Datasheet(PDF) 44 Page - List of Unclassifed Manufacturers |
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EFM32WG980 Datasheet(HTML) 44 Page - List of Unclassifed Manufacturers |
44 / 80 page Preliminary ...the world's most energy friendly microcontrollers 2013-05-06 - EFM32WG980FXX - d0202_Rev1.10 44 www.energymicro.com Figure 3.35. ADC Temperature sensor readout –40 –25 –15 –5 5 15 25 35 45 55 65 75 85 Tem perat ure [ ° C] 2100 2200 2300 2400 2500 2600 Vdd= 1.8 Vdd= 3 Vdd= 3.8 3.11 Digital Analog Converter (DAC) Table 3.16. DAC Symbol Parameter Condition Min Typ Max Unit VDD voltage reference, single ended 0 VDD V VDACOUT Output voltage range VDD voltage reference, differ- ential -VDD VDD V VDACCM Output common mode volt- age range 0 VDD V 500 kSamples/s, 12bit 400 µA 100 kSamples/s, 12 bit 200 µA IDAC Active current including ref- erences for 2 channels 1 kSamples/s 12 bit NORMAL 38 µA SRDAC Sample rate 500 ksam- ples/s Continuous Mode 1000 kHz Sample/Hold Mode 250 kHz fDAC DAC clock frequency Sample/Off Mode 250 kHz CYCDACCONV Clock cyckles per conver- sion 2 tDACCONV Conversion time 2 µs tDACSETTLE Settling time 5 µs 500 kSamples/s, 12 bit, sin- gle ended, internal 1.25V ref- erence 58 dB 500 kSamples/s, 12 bit, sin- gle ended, internal 2.5V refer- ence 59 dB SNRDAC Signal to Noise Ratio (SNR) 500 kSamples/s, 12 bit, dif- ferential, internal 1.25V refer- ence 58 dB |
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