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ADS7263SRHBR Datasheet(PDF) 5 Page - Texas Instruments |
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ADS7263SRHBR Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 49 page  ADS8363 ADS7263 ADS7223 www.ti.com SBAS523B – OCTOBER 2010 – REVISED JANUARY 2011 ELECTRICAL CHARACTERISTICS: GENERAL (continued) All minimum/maximum specifications at TA = –40°C to +125°C, specified supply voltage range, VREF = 2.5V (int), and tDATA = 1MSPS, unless otherwise noted. Typical values are at TA = +25°C, AVDD = 5V, and DVDD = 3.3V. ADS8363, ADS7263, ADS7223 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INTERNAL VOLTAGE REFERENCE Resolution Reference output DAC resolution 10 Bits Over 20% to 100% DAC range 0.2VREFOUT VREFOUT V VREFOUT Reference output voltage REFIO1, DAC = 3FFh, 2.485 2.500 2.515 V REFIO2, DAC = 3FFh 2.480 2.500 2.520 V dVREFOUT/dT Reference voltage drift ±10 ppm/°C DNLDAC DAC differential linearity error –4 ±1 4 LSB INLDAC DAC integral linearity error –4 ±0.5 4 LSB VOSDAC DAC offset error VREFOUT = 0.5V –4 ±1 4 LSB PSRR Power-supply rejection ratio 73 dB IREFOUT Reference output dc current –2 +2 mA Reference output short-circuit IREFSC 50 mA current(1) tREFON Reference output settling time CREF= 22mF 8 ms VOLTAGE REFERENCE INPUT VREF Reference input voltage range 0.5 2.5 2.525 V IREF Reference input current 50 mA External ceramic reference CREF 22 mF capacitance DIGITAL INPUTS(2) IIN Input current VIN = DVDD to DGND –50 +50 nA CIN Input capacitance 5 pF Logic family CMOS with Schmitt-Trigger VIH High-level input voltage DVDD = 4.5V to 5.5V 0.7DVDD DVDD + 0.3 V VIL Low-level input voltage DVDD = 4.5V to 5.5V –0.3 0.3DVDD V Logic family LVCMOS VIH High-level input voltage DVDD = 2.3V to 3.6V 2 DVDD + 0.3 V VIL Low-level input voltage DVDD = 2.3V to 3.6V –0.3 0.8 V DIGITAL OUTPUTS(2)V COUT Output capacitance 5 pF CLOAD Load capacitance 30 pF Logic family CMOS VOH High-level output voltage DVDD = 4.5V, IOH = –100µA 4.44 V VOL Low-level output voltage DVDD = 4.5V, IOH = +100µA 0.5 V Logic family LVCMOS VOH High-level output voltage DVDD = 2.3V, IOH = –100µA DVDD – 0.2 V VOL Low-level output voltage DVDD = 2.3V, IOH = +100µA 0.2 V (1) Reference output current is not internally limited. (2) Specified by design; not production tested. Copyright © 2010–2011, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): ADS8363 ADS7263 ADS7223 |
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