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ADS4128IRGZR bảng dữ liệu(PDF) 11 Page - Texas Instruments |
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ADS4128IRGZR bảng dữ liệu(HTML) 11 Page - Texas Instruments |
11 / 57 page ADS4128 www.ti.com SBAS578A – MAY 2012 – REVISED JANUARY 2016 7.7 Digital Characteristics Typical values are at 25°C, AVDD = 1.8 V, DRVDD = 1.8 V, and 50% clock duty cycle, unless otherwise noted. Minimum and maximum values are across the full temperature range: TMIN = –40°C to TMAX = 85°C, AVDD = 1.8 V, and DRVDD = 1.8 V. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DIGITAL INPUTS (RESET, SCLK, SDATA, SEN, OE) RESET, SCLK, SDATA, and SEN support 1.3 1.8-V and 3.3-V CMOS logic levels VIH High-level input voltage V OE only supports 1.8-V CMOS logic levels 1.3 RESET, SCLK, SDATA, and SEN support 0.4 1.8-V and 3.3-V CMOS logic levels VIL Low-level input voltage V OE only supports 1.8-V CMOS logic levels 0.4 High-level input current, SDATA VHIGH = 1.8 V 10 and SCLK(1) IIH µA High-level input current, SEN VHIGH = 1.8 V 0 Low-level input, SDATA and SCLK VLOW = 0 V 0 IIL µA Low-level input, SEN VLOW = 0 V 10 DIGITAL OUTPUTS (CMOS INTERFACE: D0 to D11, OVR_SDOUT) VOH High-level output voltage DRVDD – 0.1 DRVDD V VOL Low-level output voltage 0 0.1 V DIGITAL OUTPUTS (LVDS INTERFACE: DA0P and DA0M to DA11P and DA11M, DB0P and DB0M to DB11P and DB11M, CLKOUTP and CLKOUTM) Standard-swing LVDS 270 350 430 VODH High-level output voltage(2) mV Low-swing LVDS 200 Standard-swing LVDS –430 –350 –270 VODL Low-level output voltage(2) mV Low-swing LVDS –200 VOCM Output common-mode voltage 0.85 1.05 1.25 V (1) SDATA and SCLK have an internal 180-k Ω pull-down resistor. (2) With an external 100- Ω termination. Copyright © 2012–2016, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: ADS4128 |
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