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Q
QUALITY SEMICONDUCTOR, INC.
QS54/74FCT543T, 2543T
High-Speed CMOS 8-Bit Bus Interface Latch Transceivers
QS54/74FCT543T QS54/74FCT2543T
FEATURES/BENEFITS
• Pin and function compatible to the 74F543 74FCT543 and 74FCT543T
• Industrial temperature –40°C to 85°C • CMOS power levels: <7.5mW static • Available in DIP, SOIC, QSOP, ZIP, HQSOP • Undershoot clamp diodes on all inputs • TTL-compatible input and output levels • Ground bounce controlled outputs • Reduced output swing of 0-3.5V • Military product compliant to MIL-STD-883,
Class B
FCT-T 543T • JEDEC-FCT spec compatible • A, C and D speed grades with 4.6ns tPD for D • IOL = 64mA Ind., 48mA Mil.
FCT-T 2543T • Built-in 25Ω series resistor outputs reduce
reflection and other system noise • A, C and D speed grades with 4.