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DAC8811ICDRBT bảng dữ liệu(PDF) 6 Page - Texas Instruments |
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DAC8811ICDRBT bảng dữ liệu(HTML) 6 Page - Texas Instruments |
6 / 29 page 6 DAC8811 SLAS411D – NOVEMBER 2004 – REVISED FEBRUARY 2016 www.ti.com Product Folder Links: DAC8811 Submit Documentation Feedback Copyright © 2004–2016, Texas Instruments Incorporated (1) Specified by design and characterization; not production tested. (2) All ac characteristic tests are performed in a closed-loop system using the THS4011 I-to-V converter amplifier. 7.5 Electrical Characteristics VDD = 2.7 V to 5.5 V; IOUT = Virtual GND, GND = 0 V; VREF = 10 V; TA = full operating temperature. All specifications -40°C to 85°C, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT STATIC PERFORMANCE Resolution 16 Bits Relative accuracy DAC8811C ±1 LSB Relative accuracy DAC8811B ±2 LSB Differential nonlinearity ±0.5 ±1 LSB Output leakage current Data = 0000h, TA = 25°C 10 nA Output leakage current Data = 0000h, TA = TMAX 10 nA Full-scale gain error All ones loaded to DAC register ±1 ±4 mV Full-scale tempco ±3 ppm/°C OUTPUT CHARACTERISTICS(1) Output current 2 mA Output capacitance Code dependent 50 pF REFERENCE INPUT(1) VREF Range –15 15 V Input resistance 5 k Ω Input capacitance 5 pF LOGIC INPUTS AND OUTPUT(1) VIL Input low voltage VDD = 2.7V 0.6 V VDD = 5V 0.8 V VIH Input high voltage VDD = 2.7V 2.1 V VDD = 5V 2.4 V IIL Input leakage current 10 µA CIL Input capacitance 10 pF POWER REQUIREMENTS VDD 2.7 5.5 V IDD (normal operation) Logic inputs = 0 V 5 µA VDD = 4.5 V to 5.5 V VIH = VDD and VIL = GND 3 5 µA VDD = 2.7 V to 3.6 V VIH = VDD and VIL = GND 1 2.5 µA AC CHARACTERISTICS(1) (2) BW –3 dB Reference mutiplying BW VREF = 5 VPP, Data = FFFFh 10 MHz DAC glitch impulse VREF = 0 V to 10 V, Data = 7FFFh to 8000h to 7FFFh 2 nV/s Feed through error VOUT/VREF Data = 0000h, VREF = 100 mVRMS, f = 100kHz –70 dB Digital feed through CS = 1 and fCLK = 1 MHz 2 nV/s Total harmonic distortion VREF = 5 VPP, Data = FFFFh, f = 1 kHz –105 dB Output spot noise voltage f = 1 kHz, BW = 1 Hz 12 nV/ √Hz |
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