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DAC7564A Scheda tecnica(PDF) 4 Page - Texas Instruments |
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DAC7564A Scheda tecnica(HTML) 4 Page - Texas Instruments |
4 / 46 page www.ti.com DAC7564 SBAS413A – FEBRUARY 2008 – REVISED MARCH 2008 ELECTRICAL CHARACTERISTICS (continued) At AVDD = 2.7V to 5.5V and –40°C to +105°C range (unless otherwise noted). DAC7564 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT REFERENCE OUTPUT Output voltage TA = +25°C 2.4995 2.5 2.5005 V Initial accuracy TA = +25°C –0.02 ±0.004 0.02 % DAC7564A(3) 5 25 Output voltage temperature drift ppm/ °C DAC7564C(4) 2 5 Output voltage noise f = 0.1Hz to 10Hz 12 µV PP TA = +25°C, f = 1MHz, CL = 0µF 50 Output voltage noise density TA = +25°C, f = 1MHz, CL = 1µF 20 nV/ √Hz (high-frequency noise) TA = +25°C, f = 1MHz, CL = 4µF 16 Load regulation, sourcing(5) TA = +25°C 30 µV/mA Load regulation, sinking(5) TA = +25°C 15 µV/mA Output current load capability(6) ±20 mA Line regulation TA = +25°C 10 µV/V Long-term stability/drift (aging)(5) TA = +25°C, time = 0 to 1900 hours 50 ppm First cycle 100 Thermal hysteresis(5) ppm Additional cycles 25 LOGIC INPUTS(6) Input current ±1 µA 2.7V ≤ IOVDD ≤ 5.5V 0.3 × IOV DD VINL Logic input LOW voltage V 1.8V ≤ IOVDD ≤ 2.7V 0.1 × IOV DD 2.7V ≤ IOVDD ≤ 5.5V 0.7 × IOV DD VINH Logic input HIGH voltage V 1.8V ≤ IOVDD ≤ 2.7V 0.95 × IOV DD Pin capacitance 3 pF POWER REQUIREMENTS AVDD 2.7 5.5 V IOVDD 1.8 5.5 V IOIDD (6) 10 20 µA AVDD = IOVDD = 3.6V to 5.5V 1 1.6 VINH = IOVDD and VINL = GND Normal mode mA AVDD = IOVDD = 2.7V to 3.6V 0.95 1.5 VINH = IOVDD and VINL = GND IDD (7) AVDD = IOVDD = 3.6V to 5.5V 1.3 3.5 VINH = IOVDD and VINL = GND All power-down modes µA AVDD = IOVDD = 2.7V to 3.6V 0.5 2.5 VINH = IOVDD and VINL = GND AVDD = IOVDD = 3.6V to 5.5V 3.6 8.8 VINH = IOVDD and VINL = GND Normal mode mW AVDD = IOVDD = 2.7V to 3.6V 2.6 5.4 VINH = IOVDD and VINL = GND Power Dissipation (7) AVDD = IOVDD = 3.6V to 5.5V 4.7 19 VINH = IOVDD and VINL = GND All power-down modes µW AVDD = IOVDD = 2.7V to 3.6V 1.4 9 VINH = IOVDD and VINL = GND TEMPERATURE RANGE Specified performance –40 +105 °C (3) Reference is trimmed and tested at room temperature, and is characterized from –40 °C to +120°C. (4) Reference is trimmed and tested at two temperatures (+25 °C and +105°C), and is characterized from –40°C to +120°C. (5) Explained in more detail in the Application Information section of this data sheet. (6) Ensured by design or characterization; not production tested. (7) Input code = 2048, reference current included, no load. 4 Submit Documentation Feedback Copyright © 2008, Texas Instruments Incorporated Product Folder Link(s): DAC7564 |
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