FDC37B787-NS Standard Microsystems (SMSC), FDC37B787-NS Datasheet - Page 231

• Manufacturer Part Number: FDC37B787-NS
• Manufacturer: Standard Microsystems (SMSC)

Specifications of FDC37B787-NS

• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

Parallel Port
Note
NAME
(ECP or EPP Enabled)
t1
t2
t3
t4
t5
t6
nAUTOFD, SLCTIN
nINIT, nSTROBE.
PINTR refers to the IRQ used by the parallel port.
nFAULT (ECP)
PD0-7, nINIT, nSTROBE, nAUTOFD Delay from nIOW
PINTR Delay from nACK, nFAULT
PINTR Active Low in ECP and EPP Modes
PINTR Delay from nACK
nERROR Active to PINTR Active
PD0 - PD7 Delay from IOW Active
PD0- PD7
nERROR
(ECP)
nPINTR
(SPP)
PINTR
PINTR
nACK
nIOW
TABLE 101 - PARALLEL PORT TIMING
FIGURE 22 - PARALLEL PORT TIMING
DESCRIPTION
t6
t2
239
t5
t2
t3
MIN
200
t1
TYP
t4
MAX
100
300
105
105
100
60
t3
UNITS
ns
ns
ns
ns
ns
ns