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CD54HC240, CD74HC240, CD74HC241, CD54HC244 CD74HC244, CD54HCT240, CD74HCT240, CD54HCT241
CD74HCT241, CD54HCT244, CD74HCT244
SCHS167G – NOVEMBER 1998 – REVISED OCTOBER 2022
CDx4HC240, CDx4HCT240, CD74HC241, CDx4HCT241, CDx4HC244, CDx4HCT244 High-Speed CMOS Logic Octal Buffer/Line Drivers, Three-State
1 Features
• HC/HCT240 Inverting • HC/HCT241 Non-inverting • HC/HCT244 Non-inverting • Typical propagation delay = 8ns at VCC = 5 V,
CL = 15 pF, TA = 25℃ for HC240 • Three-state outputs • Buffered inputs • High-current bus driver outputs • Fanout (over temperature range)
– Standard outputs: 10 LSTTL loads – Bus driver outputs: 15 LSTTL loads • Wide operating temperature range: –55℃ to 125℃ • Balanced propagation delay and transition times • Significant power reduction compared to LSTTL Logic I
74HC240 Datasheet
