FDC37C672QFP SMSC Corporation, FDC37C672QFP Datasheet - Page 166

• Manufacturer Part Number: FDC37C672QFP
• Description: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
• Manufacturer: SMSC Corporation

Note 22.2 Maximum value only applies if there is data in the FIFO waiting to be written out.
Note 22.3 BUSY is not considered asserted or deasserted until it is stable for a minimum of 75 to 130 ns.
SMSC FDC37C672
NAME
t1
t2
t3
t4
t5
t6
t7
t8
PDATA<7:0>
nAUTOFD
nAUTOFD Valid to nSTROBE Asserted
PDATA Valid to nSTROBE Asserted
BUSY Deasserted to nAUTOFD Changed
(Note 22.2, Note 22.3)
BUSY Deasserted to PDATA Changed (Note 22.2, Note 22.3)
nSTROBE Deasserted to Busy Asserted
nSTROBE Deasserted to Busy Deasserted
BUSY Deasserted to nSTROBE Asserted (Note 22.2, Note
22.3)
BUSY Asserted to nSTROBE Deasserted (Note 22.3)
nSTROBE
BUSY
Figure 22.2 - ECP Parallel Port Forward Timing
DESCRIPTION
t6
DATASHEET
t2
t1
t7
Page 166
t5
t8
t6
MIN
80
80
80
80
0
0
0
0
Enhanced Super I/O Controller with Fast IR
t3
t4
TYP
MAX
180
180
200
180
60
60
Rev. 10-29-03
UNITS
Datasheet
ns
ns
ns
ns
ns
ns
ns
ns