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DAC900TPWRQ1 Arkusz danych(PDF) 4 Page - Texas Instruments |
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DAC900TPWRQ1 Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 26 page DAC900-Q1 SBAS505 – JUNE 2010 www.ti.com ELECTRICAL CHARACTERISTICS (continued) At TA = -40°C to +105°C, +VA = +5V, +VD = +5V, differential transformer coupled output, 50Ω doubly terminated, unless otherwise specified PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ppmFSR/ Offset Drift With Internal Reference ±0.1 °C TA = +25°C -0.2 +0.2 Power-Supply Rejection, +VA %FSR/V TA = -40°C to +105°C -1.4 +1.4 TA = +25°C -0.025 +0.025 Power-Supply Rejection, +VD %FSR/V TA = -40°C to +105°C -0.4 +0.4 Output Noise IOUT = 20mA, RLOAD = 50Ω 50 pA/ √Hz Output Resistance 200 k Ω Output Capacitance IOUT, IOUT to Ground 12 pF REFERENCE Reference Voltage +1.24 V Reference Tolerance ±10 % ppmFSR/ Reference Voltage Drift ±50 °C Reference Output Current 10 µA Reference Input Resistance 1 m Ω Reference Input Compliance Range 0.1 1.25 V Reference Small-Signal Bandwidth(4) 1.3 MHz DIGITAL INPUTS Logic Coding Straight Binary Latch Command Rising Edge of Clock Logic High Voltage, VIH +VD = +5V 3.5 5 V Logic Low Voltage, VIL +VD = +5V 0 1.2 V Logic High Voltage, VIH +v = +3V 2 3 V Logic Low Voltage, VIL +VD = +3V 0 0.8 V Logic High Current, IIH (5) +VD = +5V ±20 V Logic Low Current, IIL +VD = +5V ±20 µA Input Capacitance 5 pF POWER SUPPLY Supply Voltages +VA +2.7 +5 +5.5 V +VD +2.7 +5 +5.5 V Supply Current(6) IVA 24 30 mA IVA, Power-Down Mode 1.1 2 mA IVD 8 15 mA Power Dissipation +5V, IOUT = 20mA 170 230 mW +3V, IOUT = 2mA 50 mW Power-Down Mode 45 mW Thermal Resistance, qJA TSSOP-28 50 °C/W (4) Reference bandwidth depends on size of external capacitor at the BW pin and signal level. (5) Typically 45mA for the PD pin, which has an internal pulldown resistor. (6) Measured at fCLOCK = 50MSPS and fOUT = 1.0MHz. 4 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated Product Folder Link(s): DAC900-Q1 |
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