=ꢁꢂꢃꢄꢅꢆ=ꢁꢅꢃꢄꢅ
(QKDQFHGꢀ6HULDOꢀ&RPPXQLFDWLRQVꢀ&RQWUROOHU
ꢉ
3LQVꢀ&RPPRQꢀWRꢀ%RWKꢀWKHꢀ=ꢁꢂꢃꢄꢅꢀDQGꢀ=ꢁꢅꢃꢄꢅ
&76$ꢊꢀ&76%ꢈꢀ&OHDUꢀ7Rꢀ6HQGꢀꢋ,QSXWVꢊꢀ$FWLYHꢀ/RZꢌꢈꢀ7KHVHꢀSLQVꢀIXQFWLRQꢀDVꢀWUDQVPLWꢈ
WHUꢀHQDEOHVꢀLIꢀWKH\ꢀDUHꢀSURJUDPPHGꢀIRUꢀ$XWRꢀ(QDEOHꢀꢏ:5ꢂꢀELWꢀꢁꢀLVꢀꢆꢐꢄꢀLQꢀZKLFKꢀFDVHꢀ
Dꢀ/RZꢀRQꢀHDFKꢀLQSXWꢀHQDEOHVꢀWKHꢀUHVSHFWLYHꢀWUDQVPLWWHUꢍꢀ,IꢀQRWꢀSURJUDPPHGꢀDVꢀ
$XWRꢀ(QDEOH,ꢀWKHꢀSLQVꢀPD\ꢀEHꢀXVHGꢀDVꢀJHQHUDOꢈSXUSRVHꢀLQSXWVꢍꢀ7KHVHꢀSLQVꢀDUHꢀ
6FKPLWWꢈWULJJHUꢀEXIIHUHGꢀWRꢀDFFRPPRGDWHꢀVORZꢀULVHꢈWLPHꢀLQSXWVꢍꢀ7KHꢀ(6&&
ꢀ
GHWHFWVꢀSXOVHVꢀRQꢀWKHVHꢀSLQVꢀDQGꢀPD\ꢀLQWHUUXSWꢀWKHꢀ&38ꢀRQꢀERWKꢀORJLFꢀOHYHOꢀWUDQVLꢈ
WLRQVꢍ
'&'$ꢊꢀ'&'%ꢈꢀ'DWDꢀ&DUULHUꢀ'HWHFWꢀꢋ,QSXWVꢊꢀ$FWLYHꢀ/RZꢌꢈꢀ7KHVHꢀSLQVꢀIXQFWLRQꢀDVꢀ
UHFHLYHUꢀHQDEOHVꢀLIꢀWKH\ꢀDUHꢀSURJUDPPHGꢀIRUꢀ$XWRꢀ(QDEOHꢀꢏ:5ꢂꢀELWꢀꢁꢀLVꢀꢆꢐꢔꢀRWKHUꢈ
ZLVHꢄꢀWKH\ꢀDUHꢀXVHGꢀDVꢀJHQHUDOꢈSXUSRVHꢀLQSXWꢀSLQVꢍꢀ7KHꢀSLQVꢀDUHꢀ6FKPLWWꢈWULJJHUꢀ
EXIIHUHGꢀWRꢀDFFRPPRGDWHꢀVORZꢀULVHꢈWLPHꢀVLJQDOVꢍꢀ7KHꢀ(6&&ꢀGHWHFWVꢀSXOVHVꢀRQꢀ
WKHVHꢀSLQVꢀDQGꢀPD\ꢀLQWHUUXSWꢀWKHꢀ&38ꢀRQꢀERWKꢀORJLFꢀOHYHOꢀWUDQVLWLRQVꢍ
576$ꢊꢀ576%ꢈꢀ5HTXHVWꢀ7Rꢀ6HQGꢀꢋ2XWSXWVꢊꢀ$FWLYHꢀ/RZꢌꢈꢀ7KHꢀ576ꢀSLQVꢀFDQꢀEHꢀXVHGꢀ
DVꢀJHQHUDOꢈSXUSRVHꢀRXWSXWVꢀRUꢀZLWKꢀWKHꢀ$872ꢀ(1$%/(ꢀIHDWXUHꢍꢀ:KHQꢀ$872ꢈ
(1$%/(ꢀLVꢀRIIꢄꢀWKHVHꢀSLQVꢀIROORZꢀWKHꢀLQYHUVHꢀVWDWHꢀRIꢀ:5ꢁꢀELWꢀꢆꢍꢀ:KHQꢀXVHGꢀZLWKꢀ
WKHꢀ$872ꢈ(1$%/(ꢀIHDWXUHꢀLQꢀ$6<1&+521286ꢀPRGHꢄꢀWKLVꢀSLQꢀLPPHGLDWHO\ꢀ
JRHVꢀ/RZꢀZKHQꢀ:5ꢁꢀELWꢀꢆꢀLVꢀꢆꢍꢀ:KHQꢀ:5ꢁꢀELWꢀꢋꢀLVꢀꢋꢄꢀWKLVꢀSLQꢀUHPDLQVꢀ/RZꢀXQWLOꢀWKHꢀ
WUDQVPLWWHUꢀLVꢀHPSW\ꢍ
,Qꢀ6'/&ꢀPRGHꢄꢀWKHꢀ576ꢀSLQVꢀFDQꢀEHꢀSURJUDPPHGꢀWRꢀEHꢀGHDVVHUWHGꢀZKHQꢀWKHꢀ
FORVLQJꢀIODJꢀRIꢀWKHꢀPHVVDJHꢀFOHDUVꢀWKHꢀ7['ꢀSLQꢄꢀLIꢀ:5ꢑ¶ꢀELWꢀꢃꢀLVꢀꢆꢄꢀ:5ꢆꢋꢀELWꢀꢃꢀLVꢀꢋꢄꢀ
DQGꢀ:5ꢁꢀELWꢀꢆꢀLVꢀꢋꢍ
6<1&$ꢊꢀ6<1&%ꢈꢀ6\QFKURQL]DWLRQꢀꢋ,QSXWVꢀ2Uꢀ2XWSXWVꢊꢀ$FWLYHꢀ/RZꢌꢈꢀ7KHVHꢀSLQVꢀFDQꢀ
DFWꢀHLWKHUꢀDVꢀLQSXWVꢄꢀRXWSXWVꢄꢀRUꢀSDUWꢀRIꢀWKHꢀFU\VWDOꢀRVFLOODWRUꢀFLUFXLWꢍꢀ,QꢀWKHꢀ$6<1ꢈ
&+521286ꢀ5(&(,9(ꢀPRGHꢀꢏFU\VWDOꢀRVFLOODWRUꢀRSWLRQꢀQRWꢀVHOHFWHGꢐꢄꢀWKHVHꢀSLQVꢀ
DUHꢀLQSXWVꢀVLPLODUꢀWRꢀ&76ꢀDQGꢀ'&'ꢍꢀ,QꢀWKLVꢀPRGHꢄꢀWUDQVLWLRQꢀRQꢀWKHVHꢀOLQHVꢀDIIHFWꢀ
WKHꢀVWDWHꢀRIꢀWKHꢀ6<1&ꢎ+817ꢀVWDWXVꢀELWVꢀLQꢀ5HDGꢀ5HJLVWHUꢀꢋꢀEXWꢀKDYHꢀQRꢀRWKHUꢀ
IXQFWLRQꢍ
,Qꢀ(;7(51$/ꢀ6<1&+521,=$7,21ꢀPRGHꢄꢀZLWKꢀWKHꢀFU\VWDOꢀRVFLOODWRUꢀQRWꢀ
VHOHFWHGꢄꢀWKHVHꢀOLQHVꢀDOVRꢀDFWꢀDVꢀLQSXWVꢍꢀ,QꢀWKLVꢀPRGHꢄꢀ6<1&ꢀLVꢀGULYHQꢀ/RZꢀWZRꢀ5[ꢀ
FORFNꢀF\FOHVꢀDIWHUꢀWKHꢀODVWꢀELWꢀRIꢀWKHꢀ6<1&ꢀFKDUDFWHUꢀLVꢀUHFHLYHGꢍꢀ&KDUDFWHUꢀDVVHPꢈ
EO\ꢀEHJLQVꢀRQꢀWKHꢀULVLQJꢀHGJHꢀRIꢀWKHꢀUHFHLYHꢀFORFNꢀLPPHGLDWHO\ꢀSUHFHGLQJꢀWKHꢀDFWLꢈ
YDWLRQꢀRIꢀ6<1&ꢍ
,QꢀWKHꢀ,17(51$/ꢀ6<1&+521,=$7,21ꢀPRGHꢀꢏ02126<1&ꢀDQGꢀ%,6<1&ꢐꢀZLWKꢀ
WKHꢀFU\VWDOꢀRVFLOODWRUꢀQRWꢀVHOHFWHGꢄꢀWKHVHꢀSLQVꢀDFWꢀDVꢀRXWSXWVꢍꢀ7KHVHꢀRXWSXWVꢀJRꢀ
/RZꢀHDFKꢀWLPHꢀDꢀ6<1&ꢀSDWWHUQꢀLVꢀUHFRJQL]HGꢄꢀUHJDUGOHVVꢀRIꢀFKDUDFWHUꢀERXQGDULHVꢍꢀ
,Qꢀ6'/&ꢀPRGHꢄꢀSLQVꢀVZLWFKꢀIURPꢀLQSXWꢀWRꢀRXWSXWꢀZKHQꢀ02126<1&ꢄꢀ%,6<1&ꢄꢀRUꢀ
6'/&ꢀLVꢀSURJUDPPHGꢀLQꢀ:5ꢉꢀDQGꢀ6<1&ꢀPRGHVꢀDUHꢀHQDEOHGꢍ
36ꢋꢋꢁꢂꢋꢃꢈꢆꢆꢋꢃ
3LQꢀ'HVFULSWLRQV
ZILOG [ ZILOG, INC. ]
