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AD7302BRU Datasheet(PDF) 8 Page - Analog Devices |
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AD7302BRU Datasheet(HTML) 8 Page - Analog Devices |
8 / 16 page AD7302 –8– REV. 0 1 2 VOB M20.0ms VOA VDD 3 CH1 CH3 5.00V 5.00V CH2 5.00V CH1 T T T Figure 11. Power-On—RESET INPUT CODE (10 to 245) 0 256 32 64 96 128 160 192 224 DAC B DAC A VDD = 5V INTERNAL REFERENCE 5k Ω 100pf. LOAD LIMITED CODE RANGE (10–245) TA = +25°C –0.5 0.4 0.1 –0.1 –0.3 –0.4 0.3 0.2 0 –0.2 0.5 Figure 14. Integral Linearity Plot –25 4 0 7 6 2 1 5 3 8 9 10 –50 0 25 50 75 100 125 TEMPERATURE – C DAC A DAC B VDD = 2.7 TO 5.5V DAC LOADED WITH ALL ZEROES INTERNAL REFERENCE Figure 12. Zero Code Error vs. Temperature VDD = 5V INTERNAL REFERENCE 0.5 0.4 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 –0.4 –0.5 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE – C Figure 15. Typical INL vs. Temperature 2 ← 1 ← WR VOUT VDD = 5V INTERNAL VOLTAGE REFERENCE 10 LSB STEP CHANGE TA = +25 C CH1 5.00V, CH2 50.0mV, M 250ns Figure 13. Small-Scale Settling Time VDD = 5V INTERNAL REFERENCE 0.5 0.4 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 –0.4 –0.5 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE – C Figure 16. Typical DNL vs. Temperature VDD = 5V 0.6 0.4 0.2 0 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE – C 0.8 1.0 Figure 17. Typical Internal Reference Error vs. Temperature TEMPERATURE – C 0 –50 –25 0 100 125 VDD = 5V LOGIC INPUTS = VDD OR GND 100 200 300 400 500 600 700 800 900 1000 25 50 75 Figure 18. Power-Down Current vs. Temperature |
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