FDC37N769_07 SMSC [SMSC Corporation], FDC37N769_07 Datasheet - Page 116

• Manufacturer Part Number: FDC37N769_07
• Description: 3.3V Super I/O Controller with Infrared Support for Portable Applications
• Manufacturer: SMSC [SMSC Corporation]

Host Timing
SMSC DS – FDC37N769
PE, SLCT, nACK,
t1
t2
t3
t4
t5
t6
t7
t8
t9
PD0-PD7, nERR,
nIOR/nIOW
A0-A9, AEN, nIOCS16 Set Up to
nIOR Low
nIOR Width
A0-A9, AEN, nIOCS16 Hold from
nIOR High
Data Access Time from nIOR Low
Data to Float Delay from nIOR High
Parallel Port Setup
Read Strobe to Clear FINTR
nIOR or nIOW Inactive for Transfers to
and from ECP FIFO
nIOR Active to PINTR Inactive
nIOCS16
(D0-D7)
PINTR is the interrupt assigned to the Parallel Port
FINTR
PINTR
FINTR is the interrupt assigned to the Floppy Disk
BUSY
DATA
nIOR
AEN,
AX,
DRVDEN[1:0]
TXD
nRTS
nDTR
PD[7:0]
nSLCTIN
nINIT
nALF
nSTB
FIGURE 4 - MICROPROCESSOR READ TIMING
SIGNAL NAME
Parameter
t1
DATASHEET
t6
Page 116 of 137
t4
AC TIMING
TOTAL CAPACITANCE (pF)
DATA VALID
t9
t2
t8
min
150
150
240
100
100
100
240
240
240
240
240
40
10
10
40
typ
20
t7
t3
t5
max
100
260
60
55
units
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. 02-16-07