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DP83840AVCE Datasheet(PDF) 71 Page - Texas Instruments |
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DP83840AVCE Datasheet(HTML) 71 Page - Texas Instruments |
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71 / 91 page  70 Version A 8.0 Electrical Specifications 8.1 RATINGS AND OPERATING CONDITIONS 8.1.1 Absolute Maximum Ratings Supply Voltage (VCC) -0.5 V to 7.0 V Input Voltage (DCIN) -0.5 V to VCC + 0.5 V Output Voltage (DCOUT) -0.5 V to VCC + 0.5 V Storage Temperature -65oC to 150oC ECL Signal Output Current -50mA ESD Protection 2000 V 8.0 Electrical Specifications 8.1.2 Recommended Operating Conditions Min Typ Max Units Supply voltage (Vdd) 4.75 5.0 5.25 V Ambient Temperature (TA)0 70 oC REFIN Input Frequency (25 MHz) -50 +50 ppm REFIN Input Duty Cycle 35 65 % OSCIN Input Frequency (50 MHz) -50 +50 ppm OSCIN Input Duty Cycle 35 65 % Crystal Specifications: Crystal Center Frequency (XFC) 20 MHz Crystal Freq. Stability (XSTAB) (Over Temperature) -50 +50 ppm MAXIMUM JUNCTION 130 degrees Celsius MAXIMUM CASE 110 degrees Celsius 8.2 DC Specifications Symbol Pin Types Parameter Conditions Min Typ Max Units VIH I I/O I/O, Z (excluding RXI+/- and RD+/-) Input High Voltage 2.0 V AN0 and AN1 Input Pins IIH = 2 mA VCC - 1.0 V VIL I I/O I/O, Z (excluding RXI+/- and RD+/-) Input Low Voltage 0.8 V AN0 and AN1 Input Pins IIL = -2 mA 1.0 V VIM AN0 and AN1 Inputs Only Input Mid Level Voltage Pin Unconnected (VCC/2) -0.25 (VCC/2) (VCC/2) +0.25 V IIH I I/O I/O, Z (excluding RXI+/- and RD+/-) Input High Current VIN = VCC 10 µA X1 Input X2 = N.C. -100 µA 8.1.3 Thermal Characteristics No Airflow 0.5W / 1.0W / 2.0W 225 LFPM 1.0W 500 LFPM 1.0W 900 LFPM 1.0W Theta Junction to Case (Tjc) @ 1.0W Theta Junction to Ambient (Tja) degrees Celsius/Watt 36.3 / 35.9 / 34.3 28.7 24.3 21.9 10.5 |
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