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DAC8830MCDEP Scheda tecnica(PDF) 6 Page - Texas Instruments |
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DAC8830MCDEP Scheda tecnica(HTML) 6 Page - Texas Instruments |
6 / 32 page www.ti.com DAC8830-EP DAC8831-EP SGLS334C – AUGUST 2006 – REVISED APRIL 2007 ELECTRICAL CHARACTERISTICS (continued) All specifications at TA = TMIN to TMAX, VDD = 3 V, or VDD = 5 V, VREF = 2.5 V (unless otherwise noted); specifications subject to change without notice. PARAMETER CONDITIONS MIN TYP MAX UNIT REFERENCE INPUT Reference input voltage range(4) 1.25 VDD V Unipolar mode 9 Reference input impedance(5) k Ω Bipolar mode, DAC8831 7.5 Reference –3-dB bandwidth, BW Code = FFFFh 1.3 MHz Code = 0000h, Reference feedthrough 1 mV VREF = 1 VPP at 100 kHz Signal-to-noise ratio, SNR 92 dB Code = 0000h 75 Reference input capacitance pF Code = FFFFh 120 DIGITAL INPUTS VDD = 2.7 V 0.6 VIL Input low voltage V VDD = 5 V 0.8 VDD = 2.7 V 2.1 VIH Input high voltage V VDD = 5 V 2.4 Input current ±1 μA Input capacitance 10 pF Hysteresis voltage 0.4 V POWER SUPPLY VDD 2.7 5.5 V VDD = 3 V 5 20 IDD μA VDD = 5 V 5 20 VDD = 3 V 15 60 Power μW VDD = 5 V 25 100 TEMPERATURE RANGE Specified performance –55 125 °C (4) Specified by design. Vref production tested only at 2.5 V. (5) Reference input resistance is code dependent, minimum at 8555h. 6 Submit Documentation Feedback |
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