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ADS6223 Datasheet(PDF) 4 Page - Texas Instruments |
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ADS6223 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 75 page  www.ti.com RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS ADS6225 ,, ADS6224 ADS6223, ADS6222 SLAS543A – MAY 2007 – REVISED SEPTEMBER 2007 over operating free-air temperature range (unless otherwise noted) MIN NOM MAX UNIT SUPPLIES AVDD Analog supply voltage 3.0 3.3 3.6 V LVDD LVDS Buffer supply voltage 3.0 3.3 3.6 V ANALOG INPUTS Differential input voltage range 2 Vpp 1.5 Input common-mode voltage V ±0.1 Voltage applied on VCM in external reference mode 1.45 1.50 1.55 V CLOCK INPUT ADS6225 5 125 ADS6224 5 105 Input clock sample rate MSPS ADS6223 5 80 ADS6222 5 65 Sine wave, ac-coupled 0.4 1.5 LVPECL, ac-coupled ±0.8 Input clock amplitude differential (VCLKP – VCLKM) Vpp LVDS, ac-coupled ±0.35 LVCMOS, ac-coupled 3.3 Input clock duty cycle 35% 50% 65% DIGITAL OUTPUTS Without internal termination 5 Maximum external load capacitance from each output pin to CLOAD pF DGND With internal termination 10 RLOAD Differential load resistance (external) between the LVDS output pairs 100 Ω TA Operating free-air temperature –40 85 °C Typical values are at 25 °C, min and max values are across the full temperature range T MIN = –40°C to TMAX = 85°C, AVDD = LVDD = 3.3 V, maximum rated sampling frequency, 50% clock duty cycle, –1dBFS differential analog input, internal reference mode (unless otherwise noted). ADS6225 ADS6224 ADS6223 ADS6222 Fs = 125 MSPS Fs = 105 MSPS Fs = 80 MSPS Fs = 65 MSPS PARAMETER UNIT MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX RESOLUTION 12 12 12 12 Bits ANALOG INPUT Differential input voltage 2.0 2.0 2.0 2.0 VPP range Differential input 7 7 7 7 pF capacitance Analog input bandwidth 500 500 500 500 MHz Analog input common mode 155 130 100 81 μA current (per input pin of each ADC) REFERENCE VOLTAGES VREFB Internal reference bottom 1.0 1.0 1.0 1.0 V voltage VREFT Internal reference top 2.0 2.0 2.0 2.0 V voltage ΔVREF Internal reference error, –15 ±2 15 –15 ±2 15 –15 ±2 15 –15 ±2 15 mV (VREFT–VREFB) VCM Common mode output 1.5 1.5 1.5 1.5 V voltage 4 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated Product Folder Link(s): ADS6225 ADS6224 ADS6223 ADS6222 |
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