FDC37C669_07 SMSC [SMSC Corporation], FDC37C669_07 Datasheet - Page 159

• Manufacturer Part Number: FDC37C669_07
• Description: PC 98/99 Compliant Super I/O Floppy Disk Controller with Infrared Support
• Manufacturer: SMSC [SMSC Corporation]

PDA TA<7:0>
1 . Maximum valu e only ap plie s if there is da ta i n th e FIFO waitin g to b e writte n out.
2. BUSY is no t consi dered asserted or de asserted u ntil it is stable for a min imum of 7 5 to
nAUTOFD
nS TROBE
t1
t2
t3
t4
t5
t6
t7
t8
1 30 ns.
BUSY
n AUTOFD Va lid to nSTROBE Asserted
PDATA Va lid to nSTROBE Asserted
BUSY Deasserted to nAUTOFD
Cha nged
n BU SY Deasser ted to PDATA Cha nged
nSTROBE Asserted to BUSY Asserted
nSTR OBE Dea sse rted to Bu sy
De asserted
nBUSY Deasser te d to n STROBE
Asserted
nBUSY Asserted to nSTR OBE
De asserted
FIGURE 20 - ECP PARALLEL PORT FORWARD TIMING
Parameter
t6
t2
t1
t7
t5
159
min
t8
80
80
80
80
0
0
0
0
t6
max
180
180
200
180
60
60
t3
t4
units
n s
n s
n s
n s
n s
n s
n s
n s
Notes
1 ,2
1 ,2
1 ,2
2