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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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TDA8708 Datenblatt(PDF) 8 Page - NXP Semiconductors |
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TDA8708 Datenblatt(HTML) 8 Page - NXP Semiconductors |
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8 / 24 page  June 1994 8 Philips Semiconductors Product specification Video analog input interface TDA8708A ADCIN INPUT (PIN 20; SEE TABLE 5) V20 input voltage digital output = 00 − VCCA − 2.42 − V V20 input voltage digital output = 255 − VCCA − 1.41 − V V20(p-p) input voltage amplitude (peak-to-peak value) − 1.0 − V I20 input current − 1.0 10 µA |Zi| input impedance fi = 6 MHz − 50 − M Ω CI input capacitance fi = 6 MHz − 1 − pF Analog-to-digital converter outputs DIGITAL OUTPUTS D0 TO D7 VOL LOW level output voltage IOL = 2 mA 0 − 0.6 V VOH HIGH level output voltage IOL = −0.4 mA 2.4 − VCCD V IOZ output current in 3-state mode 0.4 V < VO < VCCD −20 − +20 µA Switching characteristics fclk(max) maximum clock input frequency see Fig.6; note 6 30 32 − MHz Analog signal processing (fclk = 32 MHz; see Fig.8) Gdiff differential gain V20 = 1.0 V (p-p); see Fig.3; note 7 − 2 − % ϕdiff differential phase see Fig.3; note 7 − 2 − deg f1 fundamental harmonics (full-scale) fi = 4.43 MHz; note 7 −− 0dB fall harmonics (full-scale); all components fi = 4.43 MHz; note 7 −−55 − dB SVRR2 supply voltage ripple rejection note 8 − 1 5 %/V Transfer function (see Fig.8) ILE DC integral linearity error −− ±1 LSB DLE DC differential linearity error −− ±0.5 LSB ILE AC integral linearity error note 9 −− ±2 LSB Timing (fclk = 32 MHz; see Figs 6, 7 and 8) DIGITAL OUTPUTS (CL = 15 pF; IOL = 2 mA; RL =2kΩ) tds sampling delay time − 2 − ns th output hold time 6 8 − ns td output delay time − 16 20 ns tdEZ 3-state delay time; output enable − 19 25 ns tdDZ 3-state delay time; output disable − 14 20 ns SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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