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ADC0803LCD Datenblatt(PDF) 9 Page - NXP Semiconductors |
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ADC0803LCD Datenblatt(HTML) 9 Page - NXP Semiconductors |
9 / 18 page Philips Semiconductors Product data ADC0803/0804 CMOS 8-bit A/D converters 2002 Oct 17 9 TYPICAL PERFORMANCE CHARACTERISTICS fCLK = 1 MHz CS = H 3.2 3.0 2.8 2.6 2.4 2.2 2.0 1.8 –50 –25 0 25 50 75 100 125 AMBIENT TEMPERATURE ( °C) 10.0 8.0 6.0 4.0 2.0 1.0 0.8 0.6 0.4 0.2 0.1 10 20 40 60 80100 200 400 600 1000 CLOCK CAP (pF) MAX. TYP. MIN. 5 4 3 2 1 0 –1 –2 –3 –4 –5 01 2 3 4 5 APPLIED VREF/2 (V) 1.70 1.60 1.50 1.40 1.30 4.50 4.75 5.00 5.25 5.50 –55 °C +25 °C +125 °C VCC SUPPLY VOLTAGE (V) –55 °C ≤ Tamb ≤ 125 °C VT+ VT 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 4.50 4.75 5.00 5.25 5.50 VCC SUPPLY VOLTAGE (V) 18 16 14 12 10 8 6 –50 –25 0 25 50 75 100 125 AMBIENT TEMPERATURE (oC) VCC = 5.0 V VO = 2.5 V VO = 0.4 V VCC = 5.0 V VREF/2 = 2.5 V 4 3 2 1 0 0 20 40 60 80 100 120 CONVERSION TIME ( µs) VCC = 5.0 V Tamb = 25 oC 350 300 250 200 150 100 50 0 0 200 400 600 800 1000 LOAD CAPACITANCE (pF) Power Supply Current vs Temperature Clock Frequency vs Clock Capacitor Input Current vs Applied Voltage at VREF/2 Pin Logic Input Threshold Voltage vs Supply Voltage CLK–IN Threshold Voltage vs Supply Voltage Output Current vs Temperature Full Scale Error vs Conversion Time Delay From RD Falling Edge to Data Valid vs Load Capacitance 5.5 V 5.0 V 4.5 V SL00018 VCC = 5.0 V Tamb = 25 oC Figure 3. Typical Performance Characteristics |
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