LPC47M182 SMSC Corporation, LPC47M182 Datasheet

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LPC47M182

Manufacturer Part Number
LPC47M182
Description
ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
Manufacturer
SMSC Corporation
Datasheet

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Product Features
SMSC LPC47M182
3.3V Operation (5V tolerant)
LPC Interface
− Multiplexed Command, Address and Data Bus
− Serial IRQ Interface Compatible with Serialized IRQ
ACPI 1.0b/2.0 Compliant
Programmable Wake-up Event Interface
PC99a/PC2001 Compliant
General Purpose Input/Output Pins (13)
Fan Tachometer Inputs (2)
Green and Yellow Power LEDs
ISA Plug-and-Play Compatible Register Set
Motherboard GLUE Logic
− 5V Reference Generation
− 5V Standby Reference Generation
− IDE Reset/Buffered PCI Reset Outputs
− Power OK Signal Generation
− Power Sequencing
− Power Supply Turn On Circuitry
− Resume Reset Signal Generation
− Hard Drive Front Panel LED
− Voltage Translation for DDC to VGA Monitor
− SMBus Isolation Circuitry
− CNR Dynamic Down Control
2.88MB Super I/O Floppy Disk Controller
− Licensed CMOS 765B Floppy Disk Controller
− Software and Register Compatible with SMSC's
− Supports One Floppy Drive
− 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 Eight IRQ and Three DMA
Options
Support for PCI Systems
Proprietary 82077AA Compatible Core
DATASHEET
LPC47M182
Advanced I/O Controller with
Motherboard GLUE Logic
Enhanced Digital Data Separator
− 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps
− Programmable Precompensation Modes
Keyboard Controller
− 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
− Fast Gate A20 and KRESET Outputs
Serial Ports
− Two Full Function Serial Ports
− High Speed 16C550A Compatible UART with
− Supports 230k and 460k Baud
− Programmable Baud Rate Generator
− Modem Control Circuitry
− 480 Address and 15 IRQ Options
Infrared Port
− Multiprotocol Infrared Interface
− 32-Byte Data FIFO
− IrDA 1.0 Compliant
− SHARP ASK IR
− HP-SIR
− 480 Address, Up to 15 IRQ and Three DMA Options
Multi-Mode Parallel Port with ChiProtect
− Standard Mode IBM PC/XT
− Enhanced Parallel Port (EPP) Compatible - EPP 1.7
− IEEE 1284 Compliant Enhanced Capabilities Port
− ChiProtect Circuitry for Protection
− 960 Address, Up to 15 IRQ and Three DMA Options
Interrupt Generating Registers
− Registers Generate IRQ1 – IRQ15 on Serial IRQ
XOR-Chain Board Test
128 Pin QFP Packages, 3.2 mm Footprint; green,
lead-free also available
Data Rates
Keyboard/Mouse Interface
One Status Register
Send/Receive 16-Byte FIFOs
Compatible Bi-directional Parallel Port
and EPP 1.9 (IEEE 1284 Compliant)
(ECP)
Interface.
Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05)
,
PC/AT, and PS/2
Datasheet

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