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DAC161S055 Datasheet(PDF) 6 Page - Texas Instruments |
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DAC161S055 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 27 page  DAC161S055 SNAS503B – NOVEMBER 2010 – REVISED JANUARY 2012 www.ti.com ELECTRICAL CHARACTERISTICS (continued) The following specifications apply for VA = 2.7V to 5.25V, VDDIO = VA, VREF = 2.5V to VA, RL = 10k to GND, CL = 200 pF to GND, fSCLK = 20 MHz, input code range 512 to 65023. Boldface limits apply for TMIN ≤ TA ≤ TMAX: all other limits apply to TA = 25°C, unless otherwise specified. (1) (2) (3) Symbol Parameter Conditions Min Typ Max Units Output Noise Spot noise at 20 kHz 120 nV/ √Hz Integrated Output Noise 1Hz to 10 kHz 18 µV DIGITAL INPUT CHARACTERISTICS IIN Input Current ±1 µA VIL Input Low Voltage VDDIO=5V 0.8 VDDIO=3V 0.8 V VDDIO=1.8V 0.4 VDDIO=5V 2.1 VIH Input High Voltage VDDIO=3V 2.1 V VDDIO=1.8V 1.4 VILMZB MZB Input Low Voltage VA=5V 0.8 V VA=3V 0.8 V VA=5V 2.1 V VIHMZB MZB Input High Voltage VA=3V 2.1 V CIN Input Capacitance 4 pF DIGITAL OUTPUT CHARACTERISTICS VOL Output Low Voltage Isink=200 µA; VDDIO>3V 400 mV Isink=2mA;VDDIO>3V 400 Isink=200 µA; VDDIO=1.8V 400 Isink=2mA;VDDIO=1.8V 400 VOH Output High Voltage Isink=200 µA; VDDIO>3V VDDIO - 0.2 V Isink=2mA;VDDIO>3V VDDIO - 0.2 Isink=200 µA; VDDIO=1.8V VDDIO - 0.2 Isink=2mA;VDDIO=1.8V 1.15 lOZH, lOZL TRI-STATE Leakage Current <1n ±1µ A COUT TRI-STATE Output Capacitance 4 pF POWER REQUIREMENTS VA Analog Supply Voltage Range 2.7 5.25 V VDDIO Digital Supply Voltage Range 1.7 VA V IVA VA Supply Current No load. SCLK Idle. All digital inputs at 0.75 1 mA GND or VDDIO. VA=5V No load. SCLK Idle. All digital inputs at 0.62 1 mA GND or VDDIO. VA=3.3V IREF Reference Current 350 IPDVA VA Power Down Supply Current All digital inputs at GND or VDDIO 0.5 3 IPDVO VDDIO Power Down Supply All digital inputs at GND or VDDIO 1 µA Current IPDVR VREF Power Down Supply 1 Current 6 Submit Documentation Feedback Copyright © 2010–2012, Texas Instruments Incorporated Product Folder Links: DAC161S055 |
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