W83877TF/W83877TG
-130 -
12.3.5 EPP Data or Address Write Cycle Timing Parameters
PARAMETER SYM. MIN. MAX. UNIT
Ax Valid to IOW Asserted
t1 40 nS
SD Valid to Asserted t2 10 nS
IOW Deasserted to Ax Invalid
t3 10 nS
WAIT Deasserted to IOCHRDY Deasserted
t4 0 nS
Command Asserted to WAIT Deasserted
t5 10 nS
IOW Deasserted to IOW or IOR Asserted
t6 40 nS
IOCHRDY Deasserted to IOW Deasserted
t7 0 24 nS
WAIT Asserted to Command Asserted
t8 60 160 nS
IOW Asserted to WAIT Asserted
t9 0 70 nS
PBDIR Low to WRITE Asserted
t10 0 nS
WAIT Asserted to WRITE Asserted
t11 60 185 nS
WAIT Asserted to WRITE Change
t12 60 185 nS
IOW Asserted to PD Valid
t13 0 50 nS
WAIT Asserted to PD Invalid
t14 0 nS
PD Invalid to Command Asserted t15 10 nS
IOW to Command Asserted
t16 5 35 nS
WAIT Asserted to Command Asserted
t17 60 210 nS
WAIT Deasserted to Command Deasserted
t18 60 190 nS
Command Asserted to WAIT Deasserted
t19 0 10
μS
Time out t20 10 12
μS
Command Deasserted to WAIT Asserted
t21 0 nS
IOW Deasserted to WRITE Deasserted and PD
invalid
t22 0 nS
