FDC37N869TQFP View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

FDC37N869TQFP

5V and 3.3V Super I/O Controller with Infrared Support for Portable Applications

SMSC -> Microchip 

PWRGD/nGAMECS

Vcc (2) Vss (4)

POWER

MANAGEMENT

DATA BUS

nCS

nIOR

nIOW

AEN

A0-A15

D0-D7

DRQ_A-D

nDACK_A-D

TC

SIRQ

CLK33

nADRX/nCLKRUN

RESET

IRQIN

IOCHRDY

ADDRESS BUS

CONFIGURATION

REGISTERS

HOST

CPU

INTERFACE

CONTROL BUS

WDATA

SMSC

WCLOCK

PROPRIETARY

82077

COMPATIBLE

VERTICAL

FLOPPYDISK

CONTROLLER

CORE

DIGITAL

DATA

SEPARATOR

WITH WRITE

PRECOM-

PENSATION

RCLOCK

RDATA

CLOCK

GEN

14.318

CLOCK

nINDEX nDIR nDS0

nMTR0

nTRK0 nSTEP nHDSEL

nRDATA

nDSKCHG DRVDEN0

nWDATA

nWRPRT DRVDEN1

nWGATE

MULTI-MODE

PARALLEL

PORT/FDC

MUX

nSLCTIN/nSTEP,nINI

T/nDIR, nAUTOFD/

nDENSEL,

nSTROBE/nDS0,

BUSY/nMTR1,

nACK/nDS1,

PE/nWRDATA,nERR

OR/nHDSEL,

PD0/nINDEX,

PD1/nTRK0,

PD2/nWRTPRT,

PD3/nRDATA,

PD4/nDSKCHG,

PD5/ PD6/nMTR,

PD7

16C550

COMPATIBLE

SERIAL

PORT 1

TXD1, nCTS1, nRTS1,

RXD1

nDSR1, nDCD1, nRI,

nDTR1

16C550

COMPATIBLE

SERIAL

PORT 2 WITH

INFRARED

IR Mode/IRR3

TXD2/IRTX,nCTS2,

nRTS2

RXD2/IRRX

nDSR2,nDCD2,

nRI2,nDTR2

IR

IRRX2, IRTX2

GAME

PORT

DECODER

See Power Mgt

FIGURE 2 - FDC37N869 BLOCK DIAGRAM

SMSC DS – FDC37N869

Page 16

Rev. 11/09/2000

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