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DAC53401DSGR Datasheet(PDF) 5 Page - Texas Instruments |
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DAC53401DSGR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 43 page 5 DAC53401, DAC43401 www.ti.com SLASES7 – JULY 2019 Product Folder Links: DAC53401 DAC43401 Submit Documentation Feedback Copyright © 2019, Texas Instruments Incorporated (1) Measured with DAC output unloaded. For external reference between end-point codes: 8d to 1016d for 10-bit resolution, 2d to 254d for 8-bit resolution. For internal reference VDD ≥ 1.21 x gain + 0.2 V, between end-point codes: 4d to 1016d for 10-bit resolution, 1d to 251d for 8-bit resolution. (2) Specified by design and characterization, not production tested. 7.5 Electrical Characteristics all minimum/maximum specifications at TA = –40°C to +125°C and typical specifications at TA = 25°C, 1.8 V ≤ VDD ≤ 5.5 V, DAC reference tied to VDD, gain = 1x, DAC output pin (OUT) loaded with resistive load (RL = 5 kΩ to AGND) and capacitive load (CL = 200 pF to AGND), and digital inputs at VDD or AGND (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT STATIC PERFORMANCE Resolution DAC53401 10 Bits DAC43401 8 INL Relative accuracy(1) –1 1 LSB DNL Differential nonlinearity(1) –1 1 LSB Zero code error Code 0d into DAC 6 12 mV Internal VREF, gain = 4x, VDD = 5.5 V 12 24 Zero code error temperature coefficient ±20 µV/°C Offset error(1) –0.5 0.25 0.5 %FSR Offset error temperature coefficient(1) ±0.0003 %FSR/°C Gain error(1) –0.5 0.25 0.5 %FSR Gain error temperature coefficient(1) ±0.0008 %FSR/°C Full scale error 2.7 V ≤ VDD ≤ 5.5 V, code 1023d into DAC, no headroom –0.5 0.25 0.5 %FSR 1.8 V ≤ VDD ≤ 2.7 V, code 1023d into DAC, no headroom –1 0.5 1 Full scale error temperature coefficient ±0.0008 %FSR/°C OUTPUT CHARACTERISTICS Output voltage Reference tied to VDD 0 5.5 V CL Capacitive load(2) RL = Infinite, phase margin = 30° 1 nF RL = 5 kΩ, phase margin = 30° 2 Load regulation DAC at midscale, –10 mA ≤ IOUT ≤ 10 mA, VDD = 5.5 V 1.5 mV/mA Short circuit current VDD = 1.8 V, full-scale output shorted to AGND or zero-scale output shorted to VDD 10 mA VDD = 2.7 V, full-scale output shorted to AGND or zero-scale output shorted to VDD 25 VDD = 5.5 V, full-scale output shorted to AGND or zero-scale output shorted to VDD 50 Output voltage headroom To VDD (DAC output unloaded, internal reference = 1.21 V), VDD ≥ 1.21 ☓ gain + 0.2 V 0.2 V To VDD (DAC output unloaded, reference tied to VDD) 0.8 %FSR To VDD (ILOAD = 10 mA at VDD = 5.5 V, ILOAD = 3 mA at VDD = 2.7 V, ILOAD = 1 mA at VDD = 1.8 V), DAC code = full scale 10 VOUT dc output impedance DAC output enabled and DAC code = midscale 0.25 Ω DAC output enabled and DAC code = 4d 0.25 DAC output enabled and DAC code = 1016d 0.26 VFB dc output impedance DAC output enabled 160 200 240 kΩ DAC output enabled, internal VREF, gain = 4x 192 240 288 |
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