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DAC8728 датащи(PDF) 21 Page - Texas Instruments |
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DAC8728 датащи(HTML) 21 Page - Texas Instruments |
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21 / 52 page ![]() 8 6 4 2 0 -2 -4 -6 -8 -55 -35 -15 5 125 85 105 25 45 65 Temperature(°C) I AVDD I AVSS Code=8000h 8 6 4 2 0 -2 -4 -6 -8 8192 0 65536 57344 49152 40960 32768 24576 16384 DigitalInputCode I AVDD I AVSS 8 6 4 2 0 -2 -4 -6 -8 0 2 4 1 3 5 6 V (V) REF I AVDD I AVSS AV =+18V AV = 18V Code=8000h DD SS - 6 4 2 0 -2 -4 -6 -12 -10 -8 -6 -4 -2 0 2 4 6 8 10 12 I (mA) OUT FFFFh 0000h 8000h C000h 4000h Time(10 s/div) m 1LSB/div 5V/div 5V/div LDAC Small-SignalError Large-SignalOutput Codechange:0000htoFFFFh Outputloadedwith10k and 240pFtoAGND W Time(10 s/div) m 1LSB/div 5V/div 5V/div Large-SignalOutput Small-SignalError LDAC CodeChange:FFFFhto0000h OutputLoadedwith10k and 240pFtoAGND W DAC8728 www.ti.com SBAS466A – JUNE 2009 – REVISED NOVEMBER 2009 TYPICAL CHARACTERISTICS: Dual-Supply (continued) At TA = +25°C, VREF = +5V, AVDD = +16.5V, AVSS = –16.5V, and gain = 6, unless otherwise noted. QUIESCENT CURRENTS QUIESCENT CURRENTS vs TEMPERATURE vs DIGITAL INPUT CODE Figure 34. Figure 35. QUIESCENT CURRENTS DELTA OUTPUT VOLTAGE vs REFERENCE VOLTAGE vs SOURCE/SINK CURRENTS Figure 36. Figure 37. SETTLING TIME SETTLING TIME –15V TO +15V TRANSITION +15V TO –15V TRANSITION Figure 38. Figure 39. Copyright © 2009, Texas Instruments Incorporated Submit Documentation Feedback 21 Product Folder Link(s): DAC8728 |
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