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74ABT245CSC 데이터시트(PDF) 4 Page - Fairchild Semiconductor |
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74ABT245CSC 데이터시트(HTML) 4 Page - Fairchild Semiconductor |
4 / 13 page ©1991 Fairchild Semiconductor Corporation www.fairchildsemi.com 74ABT245 Rev. 1.4 4 DC Electrical Characteristics Symbol Parameter VCC Conditions Min. Typ. Max. Units VIH Input HIGH Voltage Recognized HIGH Signal 2.0 V VIL Input LOW Voltage Recognized LOW Signal 0.8 V VCD Input Clamp Diode Voltage Min. IIN = –18 mA (OE, T/R)–1.2 V VOH Output HIGH Voltage Min. IOH = –3 mA (An, Bn) 2.5 V Min. IOH = –32 mA (An, Bn) 2.0 VOL Output LOW Voltage Min. IOL = 64 mA (An, Bn) 0.55 V IIH Input HIGH Current Max. VIN = 2.7V (OE, T/R) 1 µA VIN = VCC (OE, T/R)1 IBVI Input HIGH Current Breakdown Test Max. VIN = 7.0V (OE, T/R)7 µA IBVIT Input HIGH Current Breakdown Test (I/O) Max. VIN = 5.5V (An, Bn) 100 µA IIL Input LOW Current Max. VIN = 0.5V (OE, T/R) –1 µA VIN = 0.0V (OE, T/R)–1 VID Input Leakage Test 0.0 IID = 1.9 µA (OE, T/R), All Other Pins Grounded 4.75 V IIH + IOZH Output Leakage Current 0–5.5V VOUT = 2.7V (An, Bn), OE = 2.0V 10 µA IIL + I OZL Output Leakage Current 0–5.5V VOUT = 0.5V (An, Bn), OE = 2.0V –10 µA IOS Output Short-Circuit Current Max. VOUT = 0.0V (An, Bn)–100 –275 mA ICEX Output HIGH Leakage Current Max. VOUT = V CC (An, Bn)50 µA IZZ Bus Drainage Test 0.0 VOUT = 5.5V (An, Bn), All Others GND 100 µA ICCH Power Supply Current Max. All Outputs HIGH 50 µA ICCL Power Supply Current Max. All Outputs LOW 30 mA ICCZ Power Supply Current Max. OE = VCC, T/R = GND or VCC, All Other GND or VCC 50 µA ICCT Additional ICC/Input Outputs Enabled Max. VI = V CC – 2.1V 2.5 mA Outputs 3-STATE OE, T/R VI = VCC – 2.1V 2.5 mA Outputs 3-STATE Data Input VI = VCC – 2.1V, All Others at VCC or GND. 50 µA ICCD Dynamic ICC No Load Max. Outputs Open, OE = GND, T/R = GND or VCC, One Bit Toggling, 50% Duty Cycle 0.1 mA/ MHz |
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