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ADS8910BRGET Datasheet(PDF) 7 Page - Texas Instruments |
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ADS8910BRGET Datasheet(HTML) 7 Page - Texas Instruments |
7 / 68 page 7 ADS8910B ADS8912B ADS8914B www.ti.com SBAS707A – JUNE 2016 – REVISED JULY 2016 Product Folder Links: ADS8910B ADS8912B ADS8914B Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated Electrical Characteristics (continued) At RVDD = 5.5 V, DVDD = 2.35 V to 3.6 V, VREF = 5 V, and maximum throughput (unless otherwise noted). Minimum and maximum values at TA = –40°C to +125°C; typical values at TA = 25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT (7) See the PD_CNTL Register. SAMPLING DYNAMICS Aperture delay 4 ns tj-rms Aperture jitter 2 ps RMS f3-DB(small) Small-signal bandwidth 23 MHz LDO OUTPUT (DECAP) VLDO LDO output voltage (DECAP pins) 2.85 V CLDO External ceramic capacitor on DECAP pins 1 µF tPU_LDO LDO power-up time CLDO = 1 µF, RVDD > VLDO 1 ms ISHRT-LDO Short-circuit current 100 mA DIGITAL INPUTS VIH High-level input voltage 1.65 V < DVDD < 2.3 V 0.8 DVDD DVDD + 0.3 V 2.3 V < DVDD < 3.6 V 0.7 DVDD DVDD + 0.3 VIL Low-level input voltage 1.65 V < DVDD < 2.3 V –0.3 0.2 DVDD V 2.3 V < DVDD < 3.6 V –0.3 0.3 DVDD Input current ±0.01 0.1 μA DIGITAL OUTPUTS VOH High-level output voltage IOH = 500-µA source 0.8 DVDD DVDD V VOL Low-level output voltage IOH = 500-µA sink 0 0.2 DVDD V POWER SUPPLY IRVDD Analog supply current ADS8910B at RVDD = 5 V, 1-MSPS 4.2 5.8 mA ADS8912B at RVDD = 5 V, 500-KSPS 3.2 4 mA ADS8914B at RVDD = 5 V, 250-KSPS 2.8 3.6 mA Static, no conversion 970 μA Static, PD_ADC = 1b(7) 900 μA Static, PD_REFBUF = 1b(7) 120 μA Static, PD_ADC = 1b and PD_REFBUF = 1b(7) 40 μA IDVDD Digital supply current DVDD = 3 V, CLOAD = 10 pF, no conversion 1 μA PRVDD Power dissipation ADS8910B at RVDD = 5 V, 1-MSPS 21 29 mW ADS8912B at RVDD = 5 V, 500-KSPS 16 20 ADS8914B at RVDD = 5 V, 250-KSPS 14 18 |
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