型号: 74LS02
厂商: Fairchild Semiconductor Fairchild Semiconductor
描述: quad 2-input nor gate
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May 1986  
Revised March 2000  
DM74LS02  
Quad 2-Input NOR Gate  
General Description  
This device contains four independent gates each of which  
performs the logic NOR function.  
Ordering Code:  
Order Number Package Number  
Package Description  
DM74LS02M  
DM74LS02SJ  
DM74LS02N  
M14A  
M14D  
N14A  
14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow  
14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide  
14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide  
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.  
Connection Diagram  
Function Table  
Y = A + B  
Inputs  
Output  
A
L
B
L
Y
H
L
L
H
L
H
H
L
H
L
H = HIGH Logic Level  
L = LOW Logic Level  
© 2000 Fairchild Semiconductor Corporation  
DS006441  
www.fairchildsemi.com