Modem User Manual

126
FIGURE 35 - EXTERNAL ROM READ ACCESS USING BALE
Address Setup to BALE Falling
Address Hold after BALE Falling
Address Setup to Control Active
nMEMRD Low to nROM Low
nMEMRD High to nROM High
nMEMRD
A0-19
nROM
BALE
VALID
t1
t2
t3
t16
t17
t1
t2
t3
t16
t17
Parameter
min
typ
max
units
20
20
25
25
30
ns
ns
ns
ns
ns