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DAC7634EB Datasheet(PDF) 3 Page - Texas Instruments |
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DAC7634EB Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 31 page  www.ti.com DAC7634 SBAS134B – JULY 2004 – REVISED DECEMBER 2005 SPECIFICATIONS (continued) At T A = TMIN to TMAX, VDD = VCC = 5 V, VSS = –5 V, VREFH = 2.5 V, and VREFL = –2.5 V, unless otherwise noted DAC7634E DAC7634EB PARAMETER TEST CONDITIONS UNIT MIN TYP MAX MIN TYP MAX ANALOG INPUT Voltage output VREFL VREFH VREFL VREFH V VREF = –2.5 V, RL = 10 kΩ, VSS = –5 V Output current – 1.25 1.25 1.25 1.25 mA Maximum load capacitance No oscillation 500 500 pF Short-circuit current –10, 30 –10, +30 mA Short-circuit duration GND or VCC or VSS Indefinite Indefinite REFERENCE INPUT VREFL VREFL Ref high input voltage range 2.5 2.5 V +1.25 +1.25 VREFH VREFH Ref low input voltage range –2.5 –2.5 V – 1.25 – 1.25 Ref high input current 500 500 µA Ref low input current –500 –500 µA DYNAMIC PERFORMANCE Settling time To ±0.003%, 5-V output step 8 10 8 10 µs Channel-to-channel crosstalk See Figure 5 0.5 0.5 LSB Digital feedthrough 2 2 nV-s Output noise voltage f = 10 kHz 60 60 nV/ √Hz 7FFFH to 8000H or DAC glitch 40 40 nV-s 8000H to 7FFFH DIGITAL INPUT VIH 0.7 × VDD 0.7 × VDD V VIL 0.3 × VDD 0.3 × VDD V IIH ±10 ±10 µA IIL ±10 ±10 µA DIGITAL OUTPUT VOH IOH = –0.8 mA 3.6 4.5 3.6 4.5 V VOL IOL = 1.6 mA 0.3 0.4 0.3 0.4 V POWER SUPPLY VDD 4.75 5.0 5.25 4.75 5.0 5.25 V VCC 4.75 5.0 5.25 4.75 5.0 5.25 V VSS –5.25 –5.0 –4.75 –5.25 –5.0 –4.75 V ICC 1.5 2 1.5 2 mA IDD 50 50 µA ISS –2.3 –1.5 –2.3 –1.5 mA Power 15 20 15 20 mW 3 |
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