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DAC2932PFBTG4 Fiches technique(PDF) 5 Page - Texas Instruments |
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DAC2932PFBTG4 Fiches technique(HTML) 5 Page - Texas Instruments |
5 / 29 page DAC2932 SBAS279D − AUGUST 2003 − REVISED JULY 2005 www.ti.com 5 ELECTRICAL CHARACTERISTICS: V-DAC At TA = TMIN to TMAX (typical values are at TA = 25°C), +VAV = +3V, +VDV = +3V, RL = 2kΩ to GND, and CL = 40pF, unless otherwise noted. DAC2932 PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Static Performance(1) Resolution 12 Bits Relative accuracy At 25°C −16 ±8 +16 LSB Differential nonlinearity, DNL Tested; monotonic by design −1 ±0.2 +1 LSB Zero code error(2) All 0s loaded to DAC register 0.2 +0.8 %FSR Full-scale error(2) All 1s loaded to DAC register −10 −3 +2 %FSR Zero code error drift 5 μV/°C Full-scale error drift −15 ppmFSR/°C Output Characteristics(3) Reference voltage setting, REFV 0 +VAV V Output voltage settling time 1/4 scale to 3/4 scale change (400h to C00h) 3 μs CL = 470pF 5 μs Slew rate 1 V/μs Capacitive load stability RL = 2kΩ 470 pF Code change glitch impulse 1LSB change around major carry 11 nV-s Digital feedthrough 0.5 nV-s DC output impedance 4 Ω Short-circuit current 20 mA Power-up time Coming out of power-down mode 8 μs Logic Inputs(3) Input current ±1 μA Input low voltage, VIL 0 0.8 V Input high voltage, VIH 2 3 V Input capacitance 5 pF (1) Linearity calculated using a reduced code range of 48 to 3976. (2) Full-scale range (FSR) based on reference REFV = +VAV = +3.0V. (3) Ensured by design and characterization; not production tested. |
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