LPC47N227TQFP Standard Microsystems (SMSC), LPC47N227TQFP Datasheet - Page 181

• Manufacturer Part Number: LPC47N227TQFP
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LPC47N227TQFP

• Lead Free Status / RoHS Status: Not Compliant

Note 1: nWAIT must be filtered to compensate for ringing on the parallel bus cable.
NAME
nADDRSTB
nDATASTB
t1
t2
t3
t4
t5
t6
t7
t8
t9
PD<7:0>
nWRITE
nWAIT
considered to have settled after it does not transition for a minimum of 50 nsec.
nWAIT Asserted to nWRITE Asserted (Note 1)
nWAIT Asserted to nWRITE Change (Note 1)
nWAIT Asserted to PDATA Invalid (Note 1)
PDATA Valid to Command Asserted
nWRITE to Command Asserted
nWAIT Asserted to Command Asserted (Note 1)
nWAIT Deasserted to Command Deasserted
(Note 1)
Command Asserted to nWAIT Deasserted
Command Deasserted to nWAIT Asserted
FIGURE 18 – EPP 1.9 DATA OR ADDRESS WRITE CYCLE
DESCRIPTION
t1
t6
t5
t4
181
t8
MIN
60
60
10
60
60
0
5
0
0
t7
TYP
t9
MAX
185
185
210
190
35
10
t2
t3
UNITS
WAIT is
ns
ns
ns
ns
ns
ns
ns
#s
ns