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TDA8714M/7 数据表(PDF) 7 Page - NXP Semiconductors |
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TDA8714M/7 数据表(HTML) 7 Page - NXP Semiconductors |
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7 / 24 page  1997 Oct 29 7 Philips Semiconductors Product specification 8-bit high-speed analog-to-digital converter TDA8714 Outputs DIGITAL OUTPUTS D7 to D0 (REFERENCED TO DGND) VOL LOW level output voltage IO = 1 mA 0 − 0.4 V VOH HIGH level output voltage IO = −0.4 mA 2.7 − VCCD V IO = −1 mA 2.4 − VCCD V IOZ output current in 3-state mode 0.4V<VO <VCCD −20 − +20 µA Switching characteristics CLOCK INPUT CLK (note 1; see Fig.3) fclk(max) maximum clock frequency TDA8714/4 40 −− MHz TDA8714/6 60 −− MHz TDA8714/7 80 −− MHz tCPH clock pulse width HIGH 6 −− ns tCPL clock pulse width LOW 6 −− ns Analog signal processing LINEARITY INL DC integral non-linearity −±0.4 ±0.5 LSB DNL DC differential non-linearity −±0.2 ±0.35 LSB AINL AC integral non-linearity note 3 −±0.5 ±1.0 LSB BANDWIDTH (fclk = 40 MHz); note 4 B analog bandwidth full-scale sine wave − 13 − MHz 75% full-scale sine wave; small signal at Vi = ±5 LSB, code 128 − 20 − MHz tSTLH analog input settling time LOW-to-HIGH full-scale square wave; Fig.6; note 5 − 2.5 3.5 ns tSTHL analog input settling time HIGH-to-LOW full-scale square wave; Fig.6; note 5 − 3.0 4.0 ns HARMONICS (fclk = 40 MHz) h1 fundamental harmonics (full scale) fi = 4.43 MHz −− 0dB hall harmonics (full scale); all components fi = 4.43 MHz second harmonics −−64 −60 dB third harmonics −−58 −55 dB THD total harmonic distortion fi = 4.43 MHz −−56 − dB SIGNAL-TO-NOISE RATIO (note 6; see Figs 7 and 13) S/N signal-to-noise ratio (full scale) without harmonics; fclk = 40 MHz; fi = 4.43 MHz 46 48 − dB SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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