LPC47B272MS SMSC Corporation, LPC47B272MS Datasheet

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LPC47B272MS

Manufacturer Part Number

LPC47B272MS

Description

QFP100

Manufacturer

SMSC Corporation

Datasheet

1.LPC47B272MS.pdf (195 pages)

Specifications of LPC47B272MS

Date_code

07+

Current page: 1 of 195
Download datasheet (2Mb)

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SMSC LPC47B27x

100 Pin Enhanced Super I/O Controller with LPC

3.3 Volt Operation, 5 Volt Tolerant

LPC Interface

Fan Control

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Programmable Wake-up Event Interface

PC98, PC99, and ACPI 1.0 Compliant

Dual Game Port Interface

MPU-401 MIDI Support

General Purpose Input/Output Pins (37)

ISA IRQ to Serial IRQ Conversion

ISA Plug-and-Play Compatible Register Set

Intelligent Auto Power Management

System Management Interrupt

2.88MB Super I/O Floppy Disk Controller

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Floppy Disk Available on Parallel Port Pins

Enhanced Digital Data Separator

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Keyboard Controller

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Fan Speed Control Outputs (2)

Fan Tachometer Inputs (2)

Licensed CMOS 765B Floppy Disk

Controller

Software and Register Compatible

with SMSC's Proprietary 82077AA

Compatible Core

Supports Two Floppy Drives Directly

Configurable Open Drain/Push-Pull

Output Drivers

Supports Vertical Recording Format

16-Byte Data FIFO

100% IBM® Compatibility

Detects All Overrun and Underrun

Conditions

Sophisticated Power Control Circuitry

(PCC) Including Multiple Powerdown

Modes for Reduced Power

Consumption

DMA Enable Logic

Data Rate and Drive Control Registers

480 Address, Up to 15 IRQ and

Three DMA Options

2 Mbps, 1 Mbps, 500 Kbps, 300

Kbps, 250 Kbps Data Rates

Programmable Precompensation

Modes

8042 Software Compatible

8 Bit Microcomputer

2k Bytes of Program ROM

256 Bytes of Data RAM

DATASHEET

Interface

FEATURES

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Serial Ports

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Infrared Port

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Multi-Mode™ Parallel Port with ChiProtect™

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LPC Interface

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100 Pin QFP Package; green, lead-free

package also available

High Speed NS16C550A Compatible

Supports 230k and 460k Baud

IEEE 1284 Compliant Enhanced

960 Address, Up to 15 IRQ and Three

Multiplexed Command, Address and

Four Open Drain Outputs Dedicated

for Keyboard/Mouse Interface

Asynchronous Access to Two Data

Registers and One Status Register

Supports Interrupt and Polling Access

8 Bit Counter Timer

Port 92 Support

Fast Gate A20 and KRESET Outputs

Two Full Function Serial Ports

UARTs with Send/Receive 16-Byte

FIFOs

Programmable Baud Rate Generator

Modem Control Circuitry

480 Address and 15 IRQ Options

Multiprotocol Infrared Interface

32-Byte Data FIFO

IrDA 1.0 Compliant

Consumer IR

SHARP ASK IR

480 Address, Up to 15 IRQ and Three

DMA Options

Standard Mode IBM PC/XT

and PS/2™ Compatible Bidirectional

Parallel Port

Enhanced Parallel Port (EPP)

Compatible - EPP 1.7 and EPP 1.9

(IEEE 1284 Compliant)

Capabilities Port (ECP)

ChiProtect Circuitry for Protection

DMA Options

Data Bus

Serial IRQ Interface Compatible with

Serialized IRQ Support for PCI Systems

PME Interface

LPC47B27x

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Rev. 08-10-04

PC/AT

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