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TDA8768H 数据表(PDF) 8 Page - NXP Semiconductors |
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TDA8768H 数据表(HTML) 8 Page - NXP Semiconductors |
8 / 20 page 1998 Aug 26 8 Philips Semiconductors Preliminary specification 12-bit high-speed Analog-to-Digital Converter (ADC) TDA8768 Voltage controlled regulator input Vref (referenced to AGND); note 2 Vref(FS) full-scale fixed voltage VCCA =5V − 3.175 − V Iref input current − 0.5 10 µA VI(p-p) − VI(p-p) input voltage amplitude (peak-to-peak value) Vref =VCCA − 1.825 V − 2.0 − V Outputs (referenced to OGND) DIGITAL OUTPUTS D11 TO D0 AND IR (REFERENCED TO OGND) VOL LOW-level output voltage IOL = 2 mA 0 − 0.5 V VOH HIGH-level output voltage IOH = −0.4 mA VCCO − 0.5 − VCCO V Io output current in 3-state output level between 0.5 V and VCCO −20 − +20 µA Switching characteristics CLOCK FREQUENCY fCLK; see Fig.3 fCLK(min) minimum clock frequency SH = HIGH −− 2 MHz fCLK(max) maximum clock frequency TDA8768H/4 40 −− MHz TDA8768H/5 55 −− MHz tCLKH clock pulse width HIGH 8.5 −− ns tCLKL clock pulse width LOW 8.5 −− ns Analog signal processing; 50% clock duty factor; VI − VI = 2.0 V; Vref =VCCA − 1.825 V; see Table 1 LINEARITY INL integral non-linearity fCLK = 4 MHz; fi = 400 kHz −±2.0 ±4.5 LSB DNL differential non-linearity fCLK = 4 MHz; fi = 400 kHz; no missing code −±0.6 ±1.0 LSB Eoffset offset error VCCA =VCCD =VCCO =5V; Tamb =25 °C; VI = VI; output code = 2047 tbf −11 tbf mV EG(FS) gain error amplitude (full scale); spread from device to device VCCA =VCCD =VCCO =5V; Tamb =25 °C; VI(p-p) − VI(p-p) = 2.0 V −5 − +5 % BANDWIDTH (fCLK = 55 MHz); note 3 B analog bandwidth −3 dB; full scale input tbf 190 − MHz HARMONICS (fCLK = 40 MHz) hfund(FS) fundamental harmonics (full scale) fi = 4.43 MHz −− 0dB htot(FS) harmonics (full scale); all components fi = 4.43 MHz second harmonic −−75 − dB third harmonic −−70 − dB THD total harmonic distortion fi = 4.43 MHz; note 4 −−66 − dB SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
类似零件编号 - TDA8768H |
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类似说明 - TDA8768H |
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