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DAC8420FSZ2 датащи(PDF) 11 Page - Analog Devices |
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DAC8420FSZ2 датащи(HTML) 11 Page - Analog Devices |
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11 / 24 page ![]() DAC8420 Rev. B | Page 11 of 24 0.2 –0.6 125 –0.4 –0.5 –50 –75 –0.2 –0.3 –0.1 0 0.1 100 75 50 25 0 –25 TEMPERATURE ( °C) VDD = +15V VSS = –15V VVREFHI = +10V VVREFLO = –10V DAC A DAC B DAC C DAC D Figure 12. Full-Scale Error vs. Temperature 1.2 –0.4 125 0 –0.2 –50 –75 0.4 0.2 0.6 0.8 1.0 100 75 50 25 0 –25 TEMPERATURE ( °C) VDD = +15V VSS = –15V VVREFHI = +10V VVREFLO = –10V DAC A DAC B DAC C DAC D Figure 13. Zero-Scale Error vs. Temperature 0.9 –0.9 4500 –0.5 –0.7 500 0 –0.1 –0.3 0.1 0.3 0.5 0.7 4000 3500 3000 2500 2000 1500 1000 DIGITAL INPUT CODE TA = +25°C VDD = +15V VSS = –15V VVREFHI = +10V VVREFLO = –10V Figure 14. Channel-to-Channel Matching 1.5 4500 –1.5 500 0 –0.5 –1.0 0 0.5 1.0 4000 3500 3000 2500 2000 1500 1000 DIGITAL INPUT CODE TA = +25°C VDD = +5V VSS = 0V VVREFHI = +2.5V VVREFLO = 0V Figure 15. Channel-to-Channel Matching 13 4 13 6 5 –5 –7 8 7 9 10 11 12 11 9 7 5 3 1 –1 –3 0 VVREFHI (V) TA = +25°C VDD = +15V VSS = –15V VVREFLO = –10V Figure 16. IDD vs. VVREFHI, All DACs High 0.8 –0.1 4500 0.1 0 500 0 0.3 0.2 0.4 0.5 0.6 0.7 4000 3500 3000 2500 2000 1500 1000 DIGITAL INPUT CODE –0.4 –0.2 –0.3 TA = +25°C, –55°C, 125°C VDD = +15V VSS = –15V VVREFHI = +10V VVREFLO = –10V Figure 17. INL vs. Code |
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