FDC37M81 SMSC [SMSC Corporation], FDC37M81 Datasheet - Page 191

• Manufacturer Part Number: FDC37M81
• Description: PC98/99 Compliant Enhanced Super I/O Controller with Keyboard/Mouse Wake-Up
• Manufacturer: SMSC [SMSC Corporation]

Note 1: Maximum value only applies if there is data in the FIFO waiting to be written out.
Note 2: BUSY is not considered asserted or deasserted until it is stable for a minimum of 75 to 130
NAME
t1
t2
t3
t4
t5
t6
t7
t8
nSTROBE
PD<7:0>
BUSY
nALF
ns.
nALF Valid to nSTROBE Asserted
PDATA Valid to nSTROBE Asserted
BUSY Deasserted to nALF Changed
(Notes 1,2)
BUSY Deasserted to PDATA Changed (Notes 1,2)
nSTROBE Deasserted to Busy Asserted
nSTROBE Deasserted to Busy Deasserted
BUSY Deasserted to nSTROBE Asserted (Notes 1,2)
BUSY Asserted to nSTROBE Deasserted (Note 2)
FIGURE 19 - ECP PARALLEL PORT FORWARD TIMING
DESCRIPTION
t6
t2
t1
t7
191
t5
t8
MIN
80
80
80
80
t6
0
0
0
0
TYP
t3
t4
MAX
180
180
200
180
60
60
UNITS
ns
ns
ns
ns
ns
ns
ns
ns