m5474hct640 STMicroelectronics, m5474hct640 Datasheet
m5474hct640
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m5474hct640 Summary of contents
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OCTAL BUS TRANSCEIVER (3-STATE): HCT245 NON INVERTING HCT640 INVERTING, HCT643 INVERTING/NON INVERTING . HIGH SPEED . (TYP LOW POWER DISSIPATION . (MAX ...
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M54/M74HCT245/640/643 INPUT AND OUTPUT EQUIVALENT CIRCUIT IEC LOGIC SYMBOLS HCT245 TRUTH TABLE INPUT G DIR A BUS L L OUTPUT ”H” or ”L” Z: High impedance 2/11 PIN DESCRIPTION PIN No SYMBOL ...
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LOGIC DIAGRAM (HCT640) NOTE: IN CASE OF HCT245 OR HCT643, INPUT INVERTERS MARKED BUS AND B BUS ARE ELIMINATED RESPECTIVELY ABSOLUTE MAXIMUM RATINGS Symbol Parameter V Supply Voltage Input Voltage Output Voltage ...
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M54/M74HCT245/640/643 RECOMMENDED OPERATING CONDITIONS Symbol Parameter V Supply Voltage CC V Input Voltage I V Output Voltage O T Operating Temperature: M54HC Series op M74HC Series Input Rise and Fall Time ( SPECIFICATIONS Test ...
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AC ELECTRICAL CHARACTERISTICS (C Test Conditions Symbol Parameter V CC (V) (pF) t Output Transition 4.5 TLH t Time THL t Propagation 4.5 PLH t Delay Time PHL 4.5 150 t Output Enable 4.5 PZL t Time PZH 4.5 150 ...
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M54/M74HCT245/640/643 TEST CIRCUIT I (Opr.) CC 6/11 C CALCULATION calculated with the following PD formula by using the measured value of I (Opr.) in the test circuit opposite. I Opr . ...
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Plastic DIP20 (0.25) MECHANICAL DATA mm DIM. MIN. TYP. a1 0.254 B 1.39 b 0. 8.5 e 2.54 e3 22. 3.3 Z M54/M74HCT245/640/643 inch MAX. MIN. TYP. 0.010 1.65 0.055 0.018 0.010 25.4 ...
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M54/M74HCT245/640/643 Ceramic DIP20 MECHANICAL DATA DIM. MIN 0 2.29 G 0.4 I 1.27 L 0. 7.9 Q 8/11 mm TYP. MAX. MIN. 25 7.8 3.3 1.78 0.020 22.86 2.79 0.090 ...
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SO20 MECHANICAL DATA mm DIM. MIN. TYP 0. 0.35 b1 0. 12.60 E 10.00 e 1.27 e3 11.43 F 7. M54/M74HCT245/640/643 inch MAX. MIN. TYP. 2.65 0.20 0.004 ...
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M54/M74HCT245/640/643 PLCC20 MECHANICAL DATA DIM. MIN. A 9.78 B 8. 10/11 mm TYP. MAX. MIN. 10.03 0.385 9.04 0.350 4.57 0.165 2.54 0.56 8.38 0.290 1.27 5.08 0.38 ...
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Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its ...