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DAC5578 Datasheet(PDF) 3 Page - Texas Instruments |
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DAC5578 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 55 page DAC5578 DAC6578 DAC7578 www.ti.com SBAS496A – MARCH 2010 – REVISED AUGUST 2010 ELECTRICAL CHARACTERISTICS At AVDD = 2.7V to 5.5V and over –40°C to +125°C, unless otherwise noted. DAC5578, DAC6578, DAC7578 PARAMETER TEST CONDITIONS UNIT MIN TYP MAX STATIC PERFORMANCE(1) Resolution 8 Bits DAC5578 Relative accuracy Measured by the line passing through codes 4 and 250 ±0.01 ±0.25 LSB Differential nonlinearity ±0.01 ±0.25 LSB Resolution 10 Bits Measured by the line passing through codes 12 and DAC6578 Relative accuracy ±0.06 ±0.5 LSB 1012 Differential nonlinearity ±0.03 ±0.5 LSB Resolution 12 Bits Measured by the line passing through codes 30 and DAC7578 Relative accuracy ±0.3 ±1 LSB 4050 Differential nonlinearity ±0.1 ±0.25 LSB Extrapolated from two-point line passing through two Offset error 0.5 ±4 mV codes(2), unloaded Offset error drift 3 mV/°C Full-scale error DAC register loaded with all '1's ±0.03 ±0.2 % of FSR Full-scale error drift 2 mV/°C Zero-code error DAC register loaded with all '0's 1 4 mV Zero-code error drift 2 mV/°C Extrapolated from two-point line passing through two Gain error ±0.01 ±0.15 % of FSR codes(2), unloaded ppm of Gain temperature coefficient ±1 FSR/°C OUTPUT CHARACTERISTICS(3) Output voltage range 0 AVDD V DACs unloaded, 1/4 scale to 3/4 scale 7 ms Output voltage settling time RL = 1MΩ and CL = 470pF 12 ms Slew rate 0.75 V/ms RL = ∞ 470 pF Capacitive load stability RL = 2kΩ 1000 pF Code change glitch impulse 1LSB change around major carry 0.15 nV-s Digital feedthrough SCL toggling 1.5 nV-s Power-on glitch RL = ∞ 3 mV Channel-to-channel dc crosstalk Full-scale swing on adjacent channel 0.1 LSB DC output impedance At midscale input 4.5 Ω Short-circuit current DAC outputs shorted to GND 25 mA Power-up time (including settling time) Coming out of power-down mode, AVDD = 5V 50 ms (1) Linearity calculated using a reduced code range; output unloaded. (2) 12-bit: 30 and 4050; 10-bit: 12 and 1012; 8-bit: 4 and 250 (3) Specified by design or characterization; not production tested. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): DAC5578 DAC6578 DAC7578 |
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