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M74HCT643

Part Number	M74HCT643
Manufacturer	ST Microelectronics
Description	OCTAL BUS TRANSCEIVER
Published	May 6, 2005
Detailed Description	M54/74HCT245/640/643 M54/74HCT245/640/643 OCTAL BUS TRANSCEIVER (3-STATE): HCT245 NON INVERTING HCT640 INVERTING, HCT643...
Datasheet	M74HCT643 PDF File

Overview

M54/74HCT245/640/643 M54/74HCT245/640/643 OCTAL BUS TRANSCEIVER (3-STATE): HCT245 NON INVERTING HCT640 INVERTING, HCT643 INVERTING/NON INVERTING .
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HIGH SPEED tPD = 10 ns (TYP.
) at VCC = 5V LOW POWER DISSIPATION o ICC = 4 µA (MAX.
) at TA = 25 C COMPATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.
) VIL = 0.
8V (MAX.
) OUTPUT DRIVE CAPABILITY 15 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE |IOH| = IOL = 6 mA (MIN) BALANCED PROPAGATION DELAYS tPLH = tPHL PIN AND FUNCTION COMPATIBLE WITH 54/74LS245/640/643 B1R (Plastic Package) F1R (Ceramic Package) M1R (Micro Package) C1R (Chip Carrier) DESCRIPTION The M54/74HCT245, HCT640 and HCT643 utilise silicon gate C2MOS technology to achive operating s...

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