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ADS1209 bảng dữ liệu(PDF) 5 Page - Texas Instruments |
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ADS1209 bảng dữ liệu(HTML) 5 Page - Texas Instruments |
5 / 20 page R 650W ON C 1pF (SAMPLE) BVDD D IN BGND AVDD A IN AGND DiodeTurn-OnVoltage:0.35V EquivalentDigitalInputCircuit EquivalentAnalogInputCircuit ADS1209 www.ti.com SBAS491 – FEBRUARY 2010 ELECTRICAL CHARACTERISTICS (continued) Over operating ambient temperature range of –40°C to +105°C, AVDD = 5V, BVDD = 3V, CHx+ = 0.2V to 4.8V, CHx– = 2.5V, VREFIN = VREFOUT = 2.5V (internal), CLKIN = 20MHz, and 16-bit Sinc 3 filter with OSR = 256, unless otherwise noted. ADS1209 PARAMETER TEST CONDITIONS MIN TYP(1) MAX UNIT DIGITAL INPUTS Logic family LVCMOS VIH High-level input voltage BVDD = 3.6V 2 BVDD + 0.3 V VIL Low-level input voltage BVDD = 2.7V –0.3 0.8 V IIN Input current VIN = BVDD or BGND ±50 nA CI Input capacitance 5 pF DIGITAL OUTPUTS Logic family LVCMOS VOH High-level output voltage BVDD = 2.7V, IOH = –100mA BVDD – 0.2 V VOL Low-level output voltage BVDD = 2.7V, IOL = +100mA 0.2 V CO Output capacitance 5 pF CL Load capacitance 30 pF Data format Bit stream POWER SUPPLY AVDD Analog supply voltage 4.5 5.0 5.5 V Low-voltage levels 2.7 3.0 3.6 V BVDD Buffer I/O supply voltage 5V logic levels 4.5 5.0 5.5 V CLKSEL = 1 12.2 17 mA AIDD Analog operating supply current CLKSEL = 0 11.8 16 mA BVDD = 3V, CLKOUT = 10MHz 0.9 2 mA BIDD Buffer I/O operating supply current BVDD = 5V, CLKOUT = 10MHz 1.3 3 mA CLKSEL = 1, 5V supply 67.5 100.0 mW PD Power dissipation CLKSEL = 0, 5V supply 65.5 95 mW BLANKSPACE EQUIVALENT INPUT CIRCUITS Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): ADS1209 |
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Mô tả tương tự - ADS1209 |
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