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• Built-in 25Ω series resistor outputs reduce reflection and other system noise • Standard thru D speed grades; 3.9 ns tPD for D • IOL = 12 mA Com. The QSFCT521 and QSFCT2521 are high-speed CMOS TTL-compatible 8-bit identity comparators. Two words of up to eight bits are compared and a low output is provided when the words match. An expansion input allows .
BENEFITS
• Pin and function compatible to the 74F521, 74FCT521, and 74ALS521
• CMOS power levels: <7.5 mW 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
FCT-T 521T
FCT-T 2521T
• JEDEC-FCT spec compatible
• Fastest CMOS logic family available
• Standard thru D speed grades; 3.9 ns tPD for D
• IOL = 48 mA Com., 32 mA Mil.
DESCRIPTION
• Built-in 25Ω series resistor outputs reduce reflection and oth.
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| 10 | QS74FCT2X244T |
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| 11 | QS74FCT2X245T |
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| 12 | QS74FCT2X273T |
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