器件名称: 74LVQ244SJ
功能描述: Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
文件大小: 88.95KB 共6页
简 介:74LVQ244 Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
May 1998
74LVQ244 Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
General Description
The LVQ244 is an octal buffer and line driver designed to be employed as a memory address driver, clock driver and bus oriented transmitter or receiver which provides improved PC board density.
Features
n Ideal for low power/low noise 3.3V applications n Implements patented EMI reduction circuitry n Available in SOIC JEDEC, SOIC EIAJ and QSOP packages n Guaranteed simultaneous switching noise level and dynamic threshold performance n Improved latch-up immunity n Guaranteed incident wave switching into 75 n 4 kV minimum ESD immunity
Ordering Code:
Order Number 74LVQ244SC 74LVQ244SJ 74LVQ244QSC Package Number M20B M20D MQA20 Package Description 20-Lead (0.300" Wide) Molded Small Outline Package, SOIC, JEDEC 20-Lead Shrink Molded Small Outline Package, SOIC, EIAJ 20-Lead (0.150" Wide) Molded Shrink Small Outline Package, SSOP, JEDEC
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Logic Symbol
IEEE/IEC
Connection Diagram
Pin Assignment for SOIC and QSOP
DS011356-2
DS011356-1
1998 Fairchild Semiconductor Corporation
DS011356
www.fairchildsemi.com
Truth Tables
Inputs OE1 L L H Inputs OE2 L L H In L H X In L H X Outputs (Pins 12, 14, 16, 18) L H Z Outputs (Pins 3, 5, 7, 9) L H Z
H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedanc……
