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91C94 Datasheet, PDF (105/120 Pages) SMSC Corporation – ISA/PCMCIA SINGLE CHIP ETHERNET CONTROLLER WITH RAM
A0-19
B AL E
nMEMRD
VALID
t1
t2
t3
nRO M
t16
t17
Parameter
t1
Address Setup to BALE Fal ling
t2
Address Hold after BALE Fal ling
t3
Address Setup to Control Active
t16
nMEMRD Low to nROM Low
t17
nMEMRD High to nROM High
m in
typ
max
uni ts
20
ns
20
ns
25
ns
25
ns
30
ns
FIGURE 31 - EXTERNAL ROM READ ACCESS USING BALE
105