FDC37N769_07 SMSC [SMSC Corporation], FDC37N769_07 Datasheet - Page 118

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

SMSC DS – FDC37N769
(DO -D7)
FDRQ ,
P DRQ
FDACK X
P DACK X
DATA
nIOW
nIO R
A E N
TC
or
t10
t11
t12
t13
t14
t15
t16
t1
t2
t3
t4
t5
t6
t7
t8
t9
nDAC K D elay T im e from FD R Q H igh
D R Q R eset D elay from nIO R or nIOW
FD R Q R eset D elay from nDAC K Low
nDAC K W idth
nIO R D elay from F D R Q H ig h
nIOW D elay from F D R Q H igh
D ata A ccess Tim e from nIO R Low
D ata S e t U p T im e to nIOW H igh
D ata to F loat D elay from nIO R H igh
D ata H old Tim e from nIOW H igh
nDAC K S et U p to nIOW /nIO R Low
nDAC K H old A fter nIOW /nIO R H igh
TC P ulse W idth
A E N S et U p to nIO R /nIOW
A E N H o ld from nDAC K
TC A ctive to P D R Q In active
FDRQ refers to the DRQ assigned to the Floppy Disk
FDACK X refers to the DRQ assigned to the to the F loppy Disk
P DACK X refers to the DRQ assigned to the Parallel Port
P DRQ refers to the DRQ assigned to the Parallel Port
P a ra m e te r
t14
DATASHEET
t1
FIGURE 6 - DMA TIMING
t6
t5
Page 118 of 137
t11
t3
t16
t2
t7
t13
m in
150
40
10
10
10
60
40
10
t4
0
0
0
5
t8
D ATA VALID
typ
t12
m a x
100
100
100
100
60
t10
t9
t15
units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. 02-16-07