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ADS58B18 Datasheet(PDF) 6 Page - Texas Instruments |
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ADS58B18 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 68 page ADS58B18 ADS58B19 SBAS487D – NOVEMBER 2009 – REVISED JANUARY 2011 www.ti.com DIGITAL CHARACTERISTICS The dc specifications refer to the condition where the digital outputs are not switching but are permanently at a valid logic level '0' or '1'. AVDD = 1.8V and DRVDD = 1.8V. ADS58B18, ADS58B19 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DIGITAL INPUTS (RESET, SCLK, SDATA, SEN, OE, SNRBoost_En) High-level input voltage RESET, SCLK, SDATA, 1.3 V SNRBoost_En, and SEN support 1.8V and 3.3V CMOS Low-level input voltage 0.4 V logic levels High-level input voltage 1.3 V OE only supports 1.8V CMOS logic levels Low-level input voltage 0.4 V High-level input current: SDATA, SCLK(1) VHIGH = 1.8V 10 µA High-level input current: SEN(2) VHIGH = 1.8V 0 µA Low-level input current: SDATA, SCLK VLOW = 0V 0 µA Low-level input current: SEN VLOW = 0V –10 µA DIGITAL OUTPUTS (CMOS INTERFACE: D0 TO D13, OVR_SDOUT) High-level output voltage DRVDD – 0.1 DRVDD V Low-level output voltage 0 0.1 V DIGITAL OUTPUTS (LVDS INTERFACE: D0P/M TO D9_10_P/M, CLKOUTP/M) High-level output voltage(3) VODH Standard swing LVDS 270 +350 430 mV Low-level output voltage(3) VODL Standard swing LVDS –430 –350 –270 mV High-level output voltage(3) VODH Low swing LVDS +200 mV Low-level output voltage(3) VODL Low swing LVDS –200 mV Output common-mode voltage VOCM 0.85 1.05 1.25 V (1) SDATA and SCLK have an internal 180k Ω pull-down resistor. (2) SEN has an internal 180k Ω pull-up resistor to AVDD. (3) With an external 100 Ω termination. 6 Submit Documentation Feedback © 2009–2011, Texas Instruments Incorporated Product Folder Link(s): ADS58B18 ADS58B19 |
Similar Part No. - ADS58B18_11 |
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Similar Description - ADS58B18_11 |
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