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DAC08CSZ 数据表(PDF) 8 Page - Analog Devices |
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DAC08CSZ 数据表(HTML) 8 Page - Analog Devices |
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8 / 21 page ![]() DAC08 Data Sheet Rev. D | Page 8 of 21 TYPICAL PERFORMANCE CHARACTERISTICS 2.5V 0.5V –0.5mA IOUT –2.5mA 200ns/DIVISION REQ ≈ 200Ω RL = 100Ω CC = 0 1V 100mV 200ns Figure 7. Fast Pulsed Reference Operation 0mA 1.0mA 2.0mA (0000|0000) (1111|1111) IREF = 2mA IOUT IOUT Figure 8. True and Complementary Output Operation 50ns/DIVISION 100mV 2V 50ns 5mV 2.4V 0.4V 0V 8 µA 0 Figure 9. LSB Switching SETTLING TIME FIXTURE IFS = 2mA, RL = 1kΩ 1/2LSB = 4 µA 50ns/DIVISION ALL BITS SWITCHED ON 10mV 50ns 1V 2.4V 0.4V –1/2LSB 0V +1/2LSB OUTPUT SETTLING Figure 10. Full-Scale Settling Time IREF, REFERENCE CURRENT (mA) 5 0 4 3 2 1 0 1 2 3 4 5 TA = TMIN TO TMAX ALL BITS HIGH LIMIT FOR V– = –5V LIMIT FOR V– = –15V Figure 11. Full-Scale Current vs. Reference Current IFS, OUTPUT FULL-SCALE CURRENT (mA) 500 400 300 200 100 0 0.005 0.02 0.10 0.50 2.00 1LSB = 7.8 µA 1LSB = 61nA 10.00 0.01 0.05 0.20 1.00 5.00 Figure 12. LSB Propagation Delay vs. IFS |
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