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DAC6573IPW 데이터시트(PDF) 3 Page - Texas Instruments |
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DAC6573IPW 데이터시트(HTML) 3 Page - Texas Instruments |
3 / 35 page www.ti.com ELECTRICAL CHARACTERISTICS DAC6573 SLAS402 – NOVEMBER 2003 V DD = 2.7 V to 5.5 V, RL = 2 kΩ to GND; CL = 200 pF to GND; all specifications -40°C to +105°C, unless otherwise specified. PARAMETER TEST CONDITIONS MIN TYP MAX UNITS STATIC PERFORMANCE(1)(2) Resolution 10 Bits Relative accuracy ±0.5 ±2 LSB Differential nonlinearity Specified monotonic by design ±0.1 ± 0.5 LSB Zero-scale error 5 20 mV Full-scale error -0.15 ±1.0 % of FSR Gain error ±1.0 % of FSR Zero code error drift ±7 µV/ °C Gain temperature coefficient ± 3 ppm of FSR/ °C OUTPUT CHARACTERISTICS(3) Output voltage range 0 VREFH V Output voltage settling time (full scale) RL = ∞; 0 pF < CL < 200 pF 7 9 µs RL = ∞ ; CL = 500 pF 12 µs Slew rate 1 V/µs dc crosstalk (channel-to-channel) 0.01 LSB ac crosstalk (channel-to-channel) 1 kHz Sine Wave -100 dB Capacitive load stability RL= ∞ 470 pF RL= 2 kΩ 1000 pF Digital-to-analog glitch impulse 1 LSB change around major 12 nV-s carry Digital feedthrough 0.3 nV-s dc output impedance 1 Ω Short-circuit current VDD= 5 V 50 mA VDD= 3 V 20 mA Power-up time Coming out of power-down 2.5 µs mode, VDD= +5 V Coming out of power-down 5 µs mode, VDD= +3 V REFERENCE INPUT VREFH Input range 0 VDD V VREFL Input range VREFL<VREFH 0 GND VDD/2 V Reference input impedance 25 k Ω Reference current VREF=VDD = +5 V 185 260 µA VREF=VDD = +3 V 122 200 LOGIC INPUTS (3) Input current ±1 µA VIN_L, Input low voltage 0.3xIOVDD V VIN_H, Input high voltage 0.7xIOVDD V Pin Capacitance 3 pF POWER REQUIREMENTS VDD, IOVDD 2.7 5.5 V IDD(normal operation), including reference current Excluding load current IDD@ VDD=+3.6V to +5.5V VIH= IOVDD and VIL=GND 600 900 µA IDD@ VDD =+2.7V to +3.6V VIH= IOVDD and VIL=GND 500 750 µA IDD (all power-down modes) (1) Linearity tested using a reduced code range of 12 to 1012; output unloaded. (2) VREFH = VDD - 0.1, VREFL = GND (3) Specified by design and characterization, not production tested. 3 |
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