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ADS7828-Q1 Datasheet(PDF) 7 Page - Texas Instruments |
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ADS7828-Q1 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 35 page  ADS7828-Q1 www.ti.com SBAS456B – DECEMBER 2008 – REVISED JANUARY 2016 Electrical Characteristics for ADS7828EB (continued) +VDD = 2.7 V, VREF = 2.5 V, SCL clock frequency = 3.4 MHz (high-speed mode), over operating free-air temperature range, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AC Accuracy THD Total harmonic distortion(2) VIN = 25 VPP at 10 kHz –82 dB Signal-to-noise ratio VIN = 25 VPP at 10 kHz 72 dB Signal-to-(noise + distortion) ratio VIN = 25 VPP at 10 kHz 71 dB Spurious-free dynamic range VIN = 25 VPP at 10 kHz 86 dB Channel-to-channel isolation 120 dB Voltage Reference Output VO Output voltage 2.475 2.5 2.525 V Internal reference drift 15 ppm/°C Internal reference on 110 Ω zo Output impedance Internal reference off 1 G Ω IQ Quiescent current 850 µA Voltage Reference Input rI Input resistance 1 G Ω Current drain 20 µA Digital Input and Output VOL Low-level output voltage Minimum 3-mA sink current 0.4 V IIH High-level input current VIH = +VDD + 0.5 V 10 µA IIL Low-level input current VIL = –0.3 V –10 µA Power Supply High-speed mode: SCL = 3.4 MHz 225 320 IQ Quiescent current Fast mode: SCL = 400 kHz 100 µA Standard mode: SCL = 100 kHz 60 High-speed mode: SCL = 3.4 MHz 675 1000 PO Power dissipation Fast mode: SCL = 400 kHz 300 µW Standard mode: SCL = 100 kHz 180 High-speed mode: SCL = 3.4 MHz 70 Power-down current with wrong Fast mode: SCL = 400 kHz 25 µA address selected Standard mode: SCL = 100 kHz 6 IPD Full power-down current SCL pulled high, SDA pulled high 400 3000 nA (2) THD is measured to the ninth harmonic. Copyright © 2008–2016, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: ADS7828-Q1 |
Similar Part No. - ADS7828-Q1_16 |
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Similar Description - ADS7828-Q1_16 |
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