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M80C196KB 数据表(PDF) 22 Page - Intel Corporation |
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M80C196KB 数据表(HTML) 22 Page - Intel Corporation |
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22 / 30 page ![]() M80C196KB DC Characteristics (Over Specified Operating Conditions) (Continued) Symbol Description Min Max Units Comments ILI Input Leakage Current (Std Inputs) (Note 4) g 10 m A0 k VIN k VCC b 03V ILI1 Input Leakage Current () g 7mA 0 k VIN k VREF ITL 1 to 0 Transition Current (QBD Pins) (Note 3) b 800 m AVIN e 20V IIL Logical 0 Input Current (QBD Pins) (Note 3) b 50 m AVIN e 045V IIL1 Logical 0 Input Current in Reset (Note 5) b 850 m AVIN e 045 V (ALE RD WR BHE INST P20) ICC Active Mode Current in Reset 60 mA XTAL1 e 12 MHz IREF AD Converter Reference Current 5 mA VCC e VPP e VREF e 55V IIDLE Idle Mode Current 25 mA ICC1 Active Mode Current 30 mA XTAL1 e 35 MHz IPD Powerdown Mode Current 50 m AVCC e VPP e VREF e 55V XTAL1 e 12 MHz RRST Reset Pullup Resistor 6K 50K X CS Pin Capacitance (Any Pin to VSS)10 pF fTEST e 10 MHz NOTES (Notes apply to all specifications) 2 Standard Outputs include AD0 – 15 RD WR ALE BHE INST HSO pins PWMP25 CLKOUT RESET Ports 3 and 4 TXDP20 and RXD (in serial mode 0) The VOH specification is not valid for RESET Ports 3 and 4 are open-drain outputs 3 QBD (Quasi-bidirectional) pins include Port 1 P26 and P27 4 Standard Inputs include HSI pins EA READY BUSWIDTH NMI RXDP21 EXTINTP22 T2CLKP23 and T2RST P24 5 Holding these pins below VIH in Reset may cause the part to enter test modes 6 Maximum current per pin must be externally limited to the following values if VOL is held above 045V or VOH is held below VCC b 07V IOL on Output pins 10 mA IOH on quasi-bidirectional pins self limiting IOH on Standard Output pins 10 mA 7 Maximum current per bus pin (data and control) during normal operation is g32 mA 8 During normal (non-transient) conditions the following total current limits apply Port 1 P26 IOL 29mA IOH is self limiting HSO P20 RXD RESET IOL 29mA IOH 26mA P25 P27 WR BHE IOL 13mA IOH 11mA AD0 – AD15 IOL 52mA IOH 52mA RD ALE INST – CLKOUT IOL 13mA IOH 13mA 271089 – 16 Figure 4 ICC and IIDLE vs Frequency 22 |
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