FDC37C67X Ver la hoja de datos (PDF) - SMSC -> Microchip

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FDC37C67X

Enhanced Super I/O Controller with Fast IR

SMSC -> Microchip 

SER_IRQ *

PCI_CLK *

nIOR

nIOW

AEN

SA[0:12] (nCS)*

SA[13-15] *

SD[O:7]

DRQ[1:3]*

nDACK[1:3] *

TC

IRQ[3:7,10:12] *

RESET_DRV

IOCHRDY

SERIAL

IRQ

*

nSMI

SMI

WDT

DATA BUS

ADDRESS BUS

MULTI-MODE

PARALLEL

PORT/FDC

MUX

PD0-7

BUSY, SLCT, PE,

nERROR, nACK

nSTB, nSLCTIN,

nINIT, nALF

HOST

CPU

INTERFACE

Vcc Vss

CONFIGURATION

REGISTERS

CONTROL BUS

16C550

COMPATIBLE

SERIAL

PORT 1

CLOCK

GEN

WDATA

SMSC

PROPRIETARY

82077

COMPATIBLE

VERTICAL

FLOPPYDISK

CONTROLLER

CORE

WCLOCK

DIGITAL

DATA

SEPARATOR

WITH WRITE

PRECOM-

PENSATION

RCLOCK

RDATA

ICLOCK

(14.318)

nINDEX DENSEL nDS0,1

nTRK0 nDIR nMTR0,1

nDSKCHG nSTEP DRVDEN0*

nWRPRT nHDSEL DRVDEN1

nWGATE

nWDATA

nRDATA

16C550

COMPATIBLE

SERIAL

PORT 2 WITH

INFRARED

8042

* Denotes Multifunction Pins

TXD1, nCTS1, nRTS1

RXD1

nDSR1, nDCD1, nRI1, nDTR1

IRR3/Mode*

IRRX, IRTX*

TXD2(IRTX), nCTS2, nRTS2 *

RXD2(IRRX)*

nDSR2, nDCD2, nRI2, nDTR2 *

KCLK

KDATA

MCLK

MDATA

GATEA20, KBDRST

P12, P16 *

FIGURE 1 - FDC37C67x BLOCK DIAGRAM

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