FDC37C672 View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

FDC37C672

Enhanced Super I/O Controller with Fast IR

SMSC -> Microchip 

Enhanced Super I/O Controller with Fast IR

Datasheet

nIOW

nRTSx,

nDTRx

IRQx

nCTSx,

nDSRx,

nDCDx

IRQx

nIOW

IRQx

nIOR

nRIx

t1

t5

t2

t3

t6

t4

Figure 21.11 - Serial Port Timing

NAME

t1

t2

t3

t4

t5

t6

DESCRIPTION

nRTSx, nDTRx Delay from nIOW

IRQx Active Delay from nCTSx, nDSRx, nDCDx

IRQx Inactive Delay from nIOR (Leading Edge)

IRQx Inactive Delay from nIOW (Trailing Edge)

IRQx Inactive Delay from nIOW

IRQx Active Delay from nRIx

MIN

TYP MAX UNITS

200

ns

100

ns

120

ns

125

ns

10

100

ns

100

ns

SMSC FDC37C672

Page 155

DATASHEET

Rev. 10-29-03

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