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MP7542JS 数据表(PDF) 3 Page - Exar Corporation |
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MP7542JS 数据表(HTML) 3 Page - Exar Corporation |
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3 / 12 page ![]() MP7542 3 Rev. 2.00 ELECTRICAL CHARACTERISTICS (VDD = + 5 V, VREF = +10 V unless otherwise noted) 25 °C Tmin to Tmax Parameter Symbol Min Typ Max Min Max Units Test Conditions/Comments STATIC PERFORMANCE1 Resolution (All Grades) N 12 12 Bits Integral Non-Linearity INL LSB Best Fit Straight Line Spec. (Relative Accuracy) (Max INL – Min INL) / 2 J, A, S +1+1 K, B, T +1/2 +1/2 Differential Non-Linearity DNL LSB Monotonicity J, A, S +2+2 11 Bits Guaranteed K, B, T +1+1 12 Bits Guaranteed Gain Error J, A, S, K, B, T GE +12.3 +14.5 LSB Using Internal RFB Gain Temperature Coefficient2 TCGE +2 ppm/ °C ∆Gain/∆Temperature Power Supply Rejection Ratio PSRR +50 +100 ppm/% |∆Gain/∆VDD| ∆VDD = + 5% Output Leakage Current IOUT +10 +200 nA DYNAMIC PERFORMANCE RL=100Ω, CL=13pF Current Settling Time2 tS 2.0 2.0 µs Full Scale Change to 1/2 LSB AC Feedthrough at IOUT12 FT 2.5 2.5 mV p-p VREF = 10kHz, 20 Vp-p, sinewave REFERENCE INPUT Input Resistance RIN 5 10 20 5 20 k Ω DIGITAL INPUTS3 Logical “1” Voltage VIH 3.0 3.0 V Logical “0” Voltage VIL 0.8 0.8 V Input Leakage Current ILKG +1+1 µA Input Capacitance2 CIN 88 pF ANALOG OUTPUTS Output Capacitance2 COUT1 260 260 pF DAC Inputs all 1’s COUT1 100 100 pF DAC Inputs all 0’s COUT2 50 50 pF DAC Inputs all 1’s COUT2 210 210 pF DAC Inputs all 0’s POWER SUPPLY Supply Voltage5 VDD +4.5 +5.5 +4.5 +5.5 V Supply Current IDD 2.5 2.5 mA All digital inputs = 0 V or all = 5 V |
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