74LCX27

74LCX27 Low Voltage Triple 3-Input NOR Gate with 5V Tolerant Inputs February 2001 Revised February 2001 74LCX27 Low Voltage Triple 3-Input NOR Gate with 5V Tolerant Inputs General Description The LCX27 contains three 3-input NOR gates. The inputs tolerate voltages up to 7V allowing the interface of 5V systems to 3V systems. The 74LCX27 is fabricated with advanced CMOS technology to achieve high speed operation while maintaining CMOS low power dissipation. Features s 5V tolerant inputs s 2.3V–3.6V VCC specifications provided s 4.9 ns tPD max (VCC = 3.3V), 10 µA ICC max s Power down high impedance inputs and outputs s ±24 mA output drive (VCC = 3.0V) s Implements patented noise/EMI reduction circuitry s Latch-up performance exceeds 500 mA s ESD performance: Human body model > 2000V Machine model > 200V Ordering Code: Order Number 74LCX27M 74LCX27SJ 74LCX27MTC Package Number M14A M14D MTC14 Package Description 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow 14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Logic Symbol IEEE/IEC Connection Diagram Pin Descriptions Pin Names A n , B n , Cn On Description Inputs Outputs Truth Table On = An + Bn + Cn Inputs An H X X L H = HIGH Voltage Level Output Cn X X H L On L L L H X = Immaterial Bn X H X L L = LOW ...