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ADC3421 数据表(PDF) 7 Page - Texas Instruments |
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ADC3421 数据表(HTML) 7 Page - Texas Instruments |
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7 / 80 page  ADC3421, ADC3422, ADC3423, ADC3424 www.ti.com SBAS673A – JULY 2014 – REVISED OCTOBER 2015 7.6 Electrical Characteristics: ADC3421, ADC3422 Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, maximum sampling rate, 50% clock duty cycle, AVDD = DVDD = 1.8 V, and –1-dBFS differential input, unless otherwise noted. ADC3421 ADC3422 PARAMETER MIN TYP MAX MIN TYP MAX UNIT ADC clock frequency 25 50 MSPS Resolution 12 12 Bits 1.8-V analog supply current 54 71 71 90 mA 1.8-V digital supply current 45 71 56 90 mA Total power dissipation 177 240 228 305 mW Global power-down dissipation 5 17 5 17 mW Standby power-down dissipation 34 75 35 75 mW 7.7 Electrical Characteristics: ADC3423, ADC3424 Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, maximum sampling rate, 50% clock duty cycle, AVDD = DVDD = 1.8 V, and –1-dBFS differential input, unless otherwise noted. ADC3423 ADC3424 PARAMETER MIN TYP MAX MIN TYP MAX UNIT ADC clock frequency 80 125 MSPS Resolution 12 12 Bits 1.8-V analog supply current 92 107 119 145 mA 1.8-V digital supply current 68 100 98 145 mA Total power dissipation 288 365 391 475 mW Global power-down dissipation 5 17 5 17 mW Standby power-down dissipation 40 88 43 103 mW Copyright © 2014–2015, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: ADC3421 ADC3422 ADC3423 ADC3424 |
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