No. Name Symbol Min Max --- ---- ------ --- --- 1 Address setup to /FCS TAFS 15ns -- 2 Address hold from /FCS THAF 10ns -- 3 /FCS to /SLAVEn delay TSLV -- 25ns 5 DOE to /DSn delay TDS 10ns -- 6 Data setup to /DTACK TRDS 0ns -- 7 /DTACK to /FCS off TOFF 10ns -- 8 Master signal hold from /FCS off THMC 0ns 5ns 9 Slave signal hold from /FCS off THSC 0ns 15ns 14 /MTCR off to /MTCR on TREF 10ns -- 17 Slave signal hold from /MTCR off THSM 0ns 5ns 18 Poll Phase time TPOL 30ns 100ns 19 Vector Phase start to /DTACK time TVEC -- 100ns ______ ___________ /FCS \ | | / \____________________________________________/ | | | | | | 2->| |<- 8->| |<- | _________ | | | A31-A8 ___/ \___________________________________________________ \_________/ | | | 1->| |<- | | | _____________________________________________________ | | A7-A2 ___/ \_______ \_____________________________________________________/ | | | |<------18-------->| 14 |<- | | | | ______ | ____->| |<-19 ___________ READ \ | / \ | | / \_________________/ | \___________________/ | | | | 3->| |<- 17->| |<- | | |<---9-->| ___________ | __ | | ___________ /SLAVEn \ | / \ | / \______________/ | \___________________/ | | | | | | | | | | | | | | | ___________________________ | | DOE / \ | | ___________________________/ | | \_______ | | | | | 5->| |<- | | | | _______________________________ | | | _______ /DSn \ | / \_______________________/ | | | | | | | | | | | | | _____________________ | D31-D0 ________________________________________/ \__ \_____________________/ | | | | 6->| |<- | | | ___________________________________ | | | | __ /DTACK \ |<------7------->| | / | \________________________/ | | | | | | | Figure K-13: Quick Interrupt Cycle Timing
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