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ADS6245IRGZTG4 Datasheet(PDF) 5 Page - Texas Instruments |
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ADS6245IRGZTG4 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 76 page  www.ti.com ADS6245, ADS6244 ADS6243, ADS6242 SLAS542A – MAY 2007 – REVISED JULY 2007 ELECTRICAL CHARACTERISTICS (continued) 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). ADS6245 ADS6244 ADS6243 ADS6242 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 VCM output current ±4 ±4 ±4 ±4 mA capability DC ACCURACY No missing codes Assured Assured Assured Assured EO Offset error, across devices –15 ±2 15 –15 ±2 15 –15 ±2 15 –15 ±2 15 mV and across channels within a device Offset error temperature 0.05 0.05 0.05 0.05 mV/ °C coefficient, across devices and across channels within a device There are two sources of gain error - internal reference inaccuracy and channel gain error EGREF Gain error due to internal –0.75 ±0.1 0.75 –0.75 ±0.1 0.75 –0.75 ±0.1 0.75 –0.75 ±0.1 0.75 % FS reference inaccuracy alone, ( ΔVREF /2.0) % Reference gain error 0.0125 0.0125 0.0125 0.0125 Δ%/ °C temperature coefficient EGCHAN Gain error of channel alone, –1 ±0.3 1 –1 ±0.3 1 –1 ±0.3 1 –1 ±0.3 1 % FS across devices and across channels within a device (1) Channel gain error 0.005 0.005 0.005 0.005 Δ%/ °C temperature coefficient, across devices and across channels within a device DNL Differential nonlinearity –0.95 ±0.6 2.5 –0.9 ±0.6 2.5 –0.9 ±0.5 2.0 –0.9 ±0.5 2.5 LSB INL Integral nonlinearity -5 ±3 5 -5 ±3 5 -4.5 ±2 4.5 -4.5 ±2 4.5 LSB PSRR DC power supply rejection 0.5 0.5 0.5 0.5 mV/V ratio POWER SUPPLY ICC Total supply current 300 245 210 190 mA IAVDD Analog supply current 237 185 155 140 mA ILVDD LVDS supply current 63 60 55 50 mA Total power 1.0 1.2 0.81 0.97 0.7 0.85 0.63 0.8 W Power down (with input 77 150 77 150 77 150 77 150 mW clock stopped) (1) This is specified by design and characterization; it is not tested in production. Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): ADS6245 ADS6244 ADS6243 ADS6242 |
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