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EM78P458AP Datasheet(PDF) 56 Page - ELAN Microelectronics Corp |
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EM78P458AP Datasheet(HTML) 56 Page - ELAN Microelectronics Corp |
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56 / 76 page  EM78P458/459 OTP ROM 6. ELECTRICAL CHARACTERISTICS 6.1 DC Electrical Characteristic(Ta=0°C ~ 70 °C, VDD=5.0V±5%, VSS=0V) Symbol Parameter Condition Min Typ Max Unit XTAL: VDD to 3V DC 8 MHz XTAL: VDD to 5V Two cycle with two clocks DC 20 MHz Fxt RC: VDD to 5V R: 5.1K Ω, C: 100pF F ±30% 760 F ±30% KHz IIL Input Leakage Current for input pins VIN = VDD, VSS ±1 µA VIH1 Input High Voltage,VDD=5V Ports 5, 6 2.0 V VIL1 Input Low Voltage,VDD=5V Ports 5, 6 0.8 V VIHT1 Input High Threshold Voltage,VDD=5V /RESET, TCC 2.0 V VILT1 Input Low Threshold Voltage,VDD=5V /RESET, TCC 0.8 V VIHX1 Clock Input High Voltage,VDD=5V OSCI 2.5 V VILX1 Clock Input Low Voltage,VDD=5V OSCI 1.0 V VIH2 Input High Voltage,VDD=3V Ports 5, 6 1.5 V VIL2 Input Low Voltage,VDD=3V Ports 5, 6 0.4 V VIHT2 Input High Threshold Voltage,VDD=3V /RESET, TCC 1.5 V VILT2 Input Low Threshold Voltage,VDD=3V /RESET, TCC 0.4 V VIHX2 Clock Input High Voltage,VDD=3V OSCI 1.5 V VILX2 Clock Input Low Voltage,VDD=3V OSCI 0.6 V VOH1 Output High Voltage (Ports 5, 6) IOH = -12.0 mA 2.4 V VOL1 Output Low Voltage (P51~P57, P60~P63, P66~P67) IOL = 12.0 mA 0.4 V VOL2 Output Low Voltage (P64,P65) IOL = 16.0 mA 0.4 V IPH Pull-high current Pull-high active, input pin at VSS -50 -100 -240 µA IPD Pull-down current Pull-down active, input pin at VDD 25 50 120 µA ISB Power down current All input and I/O pins at VDD, output pin floating, WDT enabled 10 µA ISB Power down current All input and I/O pins at VDD, output pin floating, WDT disabled 1 µA ICC1 Operating supply current (VDD=3V) at two clocks /RESET='High',Fosc=32KHz (Crystal type, two clocks), output pin floating, WDT disabled 15 30 µA ICC2 Operating supply current (VDD=3V) at two clocks /RESET=‘High',Fosc=32KHz (Crystal type, two clocks), output pin floating, WDT enabled 19 35 µA ICC3 Operating supply current (VDD=5.0V) at two clocks /RESET='High', Fosc=2MHz (Crystal type, two clocks), output pin floating 2 mA ICC4 Operating supply current (VDD=5.0V) at two clocks /RESET='High', Fosc=4MHz (Crystal type, two clocks), output pin floating 4.0 mA This specification is subject to change without prior notice. 06.25.2004 (V1.4) 56 |
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