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ADS41B49 bảng dữ liệu(PDF) 6 Page - Texas Instruments |
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ADS41B49 bảng dữ liệu(HTML) 6 Page - Texas Instruments |
6 / 65 page ADS41B29 ADS41B49 SBAS486E – NOVEMBER 2009 – REVISED JULY 2012 www.ti.com DIGITAL CHARACTERISTICS Typical values are at +25°C, AVDD = 1.8V, AVDD_BUF = 3.3V, and DRVDD = 1.8V, unless otherwise noted. Minimum and maximum values are across the full temperature range: TMIN = –40°C to TMAX = +85°C, AVDD = 1.8V, AVDD_BUF = 3.3V, and DRVDD = 1.8V. ADS41B29, ADS41B49 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DIGITAL INPUTS (RESET, SCLK, SDATA, SEN, OE) High-level input voltage RESET, SCLK, SDATA, and 1.3 V SEN support 1.8V and 3.3V Low-level input voltage 0.4 V CMOS 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: D0_D1_P/M to D12_D13_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. THERMAL INFORMATION ADS41B29, ADS41B49 THERMAL METRIC(1) UNITS RGZ 48 PINS θJA Junction-to-ambient thermal resistance 27.9 θJCtop Junction-to-case (top) thermal resistance 15.1 θJB Junction-to-board thermal resistance 5.4 °C/W ψJT Junction-to-top characterization parameter 0.3 ψJB Junction-to-board characterization parameter 5.4 θJCbot Junction-to-case (bottom) thermal resistance 1.7 (1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953. 6 Submit Documentation Feedback Copyright © 2009–2012, Texas Instruments Incorporated Product Folder Link(s): ADS41B29 ADS41B49 |
Số phần tương tự - ADS41B49_13 |
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Mô tả tương tự - ADS41B49_13 |
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