FDC37C669_07 SMSC [SMSC Corporation], FDC37C669_07 Datasheet - Page 145

• Manufacturer Part Number: FDC37C669_07
• Description: PC 98/99 Compliant Super I/O Floppy Disk Controller with Infrared Support
• Manufacturer: SMSC [SMSC Corporation]

nRTSx,
nDTRx
nCTSx,
nD SRx,
nDCDx
nIOW
nIOW
IRQx
IRQx
IRQx
nIOR
nR Ix
t1
t2
t3
t4
t5
t6
nRTSx, nDTRx Delay from nIOW
IRQx Active Del ay from nC TSx, n DSRx,
nDC Dx
IR Qx Inactive De lay from nIOR (Lea din g
Edg e)
IRQx Inactive D elay from nIOW (Trailin g
Edg e)
IRQx Inacti ve D elay from nIOW
IRQx Acti ve D elay from nRIx
Parameter
FIGURE 8 - SERIAL PORT TIMING
t2
t1
t5
t3
145
min
1 0
t4
t6
typ
max
20 0
10 0
12 0
12 5
10 0
10 0
units
ns
ns
ns
ns
ns
ns