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W78LE52C 데이터시트(PDF) 13 Page - Winbond |
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W78LE52C 데이터시트(HTML) 13 Page - Winbond |
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13 / 23 page ![]() W78LE52C/W78L052C Publication Release Date: April 17, 2007 - 13 - Revision A4 DC Characteristics, continued SPECIFICATION PARAMETER SYM. MIN. MAX. UNIT TEST CONDITIONS Output High Voltage 2.4 - V VDD = 4.5V, IOH = -400 μA VOH2 1.4 - V VDD = 2.4V, IOH = -200 μA PSEN P0, ALE, [*2] Source Current -100 -250 VDD = 4.5V, Vin = 2.4V μA ISR1 -10 -30 VDD = 2.4V, Vin = 1.4V P1, P2, P3, P4 μA Source Current -8 -14 mA VDD = 4.5V, Vin = 2.4V ISR2 P0, ALE, PSEN -1.0 -2.4 mA VDD = 2.4V, Vin = 1.4V Notes: *1. RST pin is a Schmitt trigger input. *2. P0, ALE and /PSEN are tested in the external access mode. *3. XTAL1 is a CMOS input. *4. Pins of P1, P2, P3, P4 can source a transition current when they are being externally driven from 1 to 0. |
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