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ADS8519IB bảng dữ liệu(PDF) 4 Page - Texas Instruments |
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ADS8519IB bảng dữ liệu(HTML) 4 Page - Texas Instruments |
4 / 27 page www.ti.com ADS8519 SLAS462A – JUNE 2007 – REVISED MARCH 2008 ELECTRICAL CHARACTERISTICS (continued) At TA = –40°C to +85°C, fs = 250kSPS, and VDIG = VANA = 5V, using internal reference (unless otherwise specified). ADS8519I ADS8519IB PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT DIGITAL INPUTS Logic levels VIL Low-level input voltage(9) VDIG = 1.65V to 5.25V –0.3 0.6 –0.3 0.6 V VIH High-level input voltage(9) VDIG = 1.65V to 5.25V 0.5 x VDIG VDIG + 0.3 0.5 x VDIG VDIG + 0.3 V IIL Low-level input current VIL = 0V ±10 ±10 µA IIH High-level input current VIH = 5V ±10 ±10 µA DIGITAL OUTPUTS Data format Serial, 16-bits Serial, 16-bits Binary 2's complement Binary 2's complement Data coding or straight binary or straight binary Conversion results only available Conversion results only available Pipeline delay after completed conversion after completed conversion Selectable for internal Selectable for internal Data clock or external data clock or external data clock Internal clock (output only when EXT/INT low 9 9 MHz transmitting data) External clock (can run continually but not recommended EXT/INT high 0.1 26 0.1 26 MHz for optimum performance) ISINK = 1.6mA, VOL Low-level output voltage 0.45 0.45 V VDIG = 1.65V to 5.25V ISOURCE = 500µA, VOH High-level output voltage VDIG – 0.45 VDIG – 0.45 V VDIG = 1.65V to 5.25V Hi-Z state, Leakage current ±5 ±5 µA VOUT = 0V to VDIG Output capacitance Hi-Z state 15 15 pF POWER SUPPLIES VDIG Digital input voltage Must be ≤ VANA 1.65 5.25 1.65 5.25 V VANA Analog input voltage Must be ≤ VANA 4.75 5 5.25 4.75 5 5.25 V IDIG Digital input current Must be ≤ VANA 0.1 1 0.1 1 mA IANA Analog input current Must be ≤ VANA 22 25 22 25 mA POWER DISSIPATION PWRD Low fS = 250kSPS 110 125 110 125 mW PWRD High 20 20 µW TEMPERATURE RANGE Specified performance –40 +85 –40 +85 °C Derated performance(10) –55 +125 –55 +125 °C Storage –65 +150 –65 +150 °C θ JA Thermal resistance 67 67 °C/W (9) TTL-compatible at 5V supply. (10) The internal reference may not be started correctly beyond the industrial temperature range (–40 °C to +85°C); therefore, use of an external reference is recommended. 4 Submit Documentation Feedback Copyright © 2007–2008, Texas Instruments Incorporated Product Folder Link(s): ADS8519 |
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