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ADS8513 bảng dữ liệu(PDF) 4 Page - Texas Instruments |
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ADS8513 bảng dữ liệu(HTML) 4 Page - Texas Instruments |
4 / 34 page ADS8513 SLAS486C – JUNE 2007 – REVISED JANUARY 2009 ...................................................................................................................................................... www.ti.com ELECTRICAL CHARACTERISTICS (continued) At TA = –40°C to +85°C, fS = 40kSPS, VS = 5V, and using internal reference and fixed resistors, unless otherwise specified. ADS8513I ADS8513IB PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT DIGITAL INPUTS VIL Low-level input voltage –0.3 +0.8 –0.3 +0.8 V VIH High-level input voltage 2.0 VD +0.3 V 2.0 VD +0.3 V V IIL Low-level input current VIL = 0V ±10 µA IIH High-level input current VIH = 5V ±10 µA DIGITAL OUTPUTS Data format Serial Serial Data coding Binary twos complement Binary twos complement VOL Low-level output voltage ISINK = 1.6mA 0.4 0.4 V VOH High-level output voltage ISOURCE = 500µA 4 4 V High-Z state, Leakage Current ±1 ±1 µA VOUT = 0V to VS Output capacitance High-Z state 15 15 pF DIGITAL TIMING Bus access time RL = 3.3kΩ, CL = 50pF 83 83 ns Bus relinquish time RL = 3.3kΩ, CL = 10pF 83 83 ns POWER SUPPLIES VS Supply voltage 4.75 5 5.25 4.75 5 5.25 V IDIG Digital current 0.6 0.6 mA IANA Analog current 4.2 4.2 mA VS = 5V, fS = 40kSPS 24 32.5 24 32.5 mW Power dissipation PWRD and REFD high 50 50 µW TEMPERATURE RANGE Specified performance –40 +85 –40 +85 °C Derated performance –55 +125 –55 +125 °C Storage temperature –65 +150 –65 +150 °C θ JA Thermal resistance 46 46 °C/W Table 1. Input Ranges CONNECT R1IN CONNECT R2IN CONNECT R3IN INPUT IMPEDANCE ANALOG INPUT RANGE TO TO TO (k Ω) ±10V VIN BUF GND 45.7 0.3125V to 2.8125V VIN VIN VIN > 10,000 ±5V GND BUF VIN 26.7 0V to 10V BUF GND VIN 26.7 0V to 4V BUF VIN GND 21.3 ±3.33V VIN BUF VIN 21.3 0.5V to 4.5V GND VIN GND 21.3 4 Submit Documentation Feedback Copyright © 2007–2009, Texas Instruments Incorporated Product Folder Link(s): ADS8513 |
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