FDC37C672 SMSC Corporation, FDC37C672 Datasheet

FDC37C672

Manufacturer Part Number

FDC37C672

Description

FDC37C672ENHANCED SUPER I/O CONTROLLER WITH FAST IR

Manufacturer

SMSC Corporation

Datasheet

1.FDC37C672.pdf (173 pages)

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Product Features

SMSC FDC37C672

PC98/99 and ACPI 1.0 Compliant

ISA Plug-and-Play Compatible Register Set

Intelligent Auto Power Management

System Management Interrupt, Watchdog Timer

2.88MB Super I/O Floppy Disk Controller

Floppy Disk Available on Parallel Port Pins

Enhanced Digital Data Separator

Keyboard Controller

5 Volt Operation

− Shadowed Write-Only Registers for ACPI Compliance

− Licensed CMOS 765B Floppy Disk Controller

− Software and Register Compatible with SMSC's

− 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)

− DMA Enable Logic

− Data Rate and Drive Control Registers

− 480 Address, Up to Eight IRQ and Three DMA

− 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data

− Programmable Precompensation Modes

− 8042 Software Compatible

− 8 Bit Microcomputer

− 2k Bytes of Program ROM

− 256 Bytes of Data RAM

− Four Open Drain Outputs Dedicated for

− Asynchronous Access to Two Data Registers and

− Supports Interrupt and Polling Access

− 8-Bit Counter Timer

− Port 92 Support

− 8042 P12 and P16 Outputs

Proprietary 82077AA Compatible Core

Including Multiple Powerdown Modes for Reduced

Power Consumption

Options

Rates

Keyboard/Mouse Interface

One Status Register

DATASHEET

Page 1

Serial Ports

Infrared Port

Multi-Mode Parallel Port with ChiProtect

ISA Host Interface

100 Pin QFP and TQFP Packages

− Two Full Function Serial Ports

− High Speed NS16C550A Compatible UARTs with

− Supports 230k and 460k Baud Programmable Baud

− 480 Address and Eight IRQ Options

− Multiprotocol Infrared Interface

− 128-Byte Data FIFO

− IrDA 1.1 Compliant

− TEMIC/HP Module Support

− Consumer IR

− SHARP ASK IR

− 480 Address, Up to Eight IRQ and Three DMA

− Standard Mode IBM PC/XT, PC/AT, and PS/2

− Enhanced Parallel Port (EPP) Compatible - EPP 1.7

− IEEE 1284 Compliant Enhanced Capabilities Port

− ChiProtect Circuitry for Protection Against Damage

− 480 Address, Up to Eight IRQ and Three DMA

− 16-Bit Address Qualification

− 8-Bit Data Bus

− IOCHRDY for ECP and Fast IR

− Three 8-Bit DMA Channels

− Eight Direct Parallel IRQs

− Serial IRQ Option Compatible with Serialized IRQ

FDC37C672

Enhanced Super I/O

Controller with Fast IR

Send/Receive 16-Byte FIFOs

Rate Generator Modem Control Circuitry

Options

Compatible Bidirectional Parallel Port

and EPP 1.9 (IEEE 1284 Compliant)

(ECP)

Due to Printer Power-On

Options

Support for PCI Systems

Datasheet

Rev. 10-29-03

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