|
型 号
|
厂 家
|
封 装
|
批 号
|
|
DM74LS253M
|
NATIONAL SEMICONDUCTOR
|
N/A
|
|
|
DM74LS251M
|
NATIONAL SEMICONDUCTOR
|
N/A
|
|
|
DM74LS245WMX
|
NSC
|
N/A
|
|
|
DM74LS245WMX
|
NSC/FAIRCHILD
|
N/A
|
|
|
DM74LS245WM
|
NSC
|
N/A
|
|
|
DM74LS245WM
|
FCH
|
N/A
|
|
|
DM74LS245SJ
|
NAT
|
N/A
|
|
|
DM74LS245AMSA
|
FAIRCHILD
|
N/A
|
|
|
DM74LS244WMX
|
NS
|
N/A
|
|
|
DM74LS244WM
|
FCH
|
N/A
|
|
|
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