LPC47N267_05 Datasheet, PDF (1/5 Pages) SMSC Corporation – 100 Pin LPC Super I/O with X-Bus Interface

LPC47N267
100 Pin LPC Super I/O
with X-Bus Interface
PRODUCT FEATURES
Data Brief
„ 3.3 Volt Operation (5V tolerant)
„ Programmable Wakeup Event Interface
(IO_PME# Pin)
„ SMI Support (IO_SMI# Pin)
„ GPIOs (29)
„ Four IRQ Input Pins
„ X-Bus Interface
— Supports up to 4 external components
— Supports I/O cycles (No Memory Support)
— 8-Bit Data Transfer
— 6-Bit Address Qualification
— Write Protection for each component
„ XNOR Chain
„ PC99 and ACPI 1.0b Compliant
„ 100-pin STQFP Package
„ Intelligent Auto Power Management
„ 2.88MB Super I/O Floppy Disk Controller
— Licensed CMOS 765B Floppy Disk Controller
— Software and Register Compatible with SMSC's
Proprietary 82077AA Compatible Core
— Supports One Floppy Drive 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
— Swap Drives A and B
— Non-Burst Mode DMA Option
— 48 Base I/O Address, 15 IRQ and 3 DMA Options
— Forceable Write Protect and Disk Change Controls
„ Floppy Disk Available on Parallel Port Pins (ACPI
Compliant)
„ Enhanced Digital Data Separator
— 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data
Rates
— Programmable Precompensation Modes
„ Serial Ports
— Two Full Function Serial Ports
— High Speed NS16C550 Compatible UARTs with
Send/Receive 16-Byte FIFOs
— Supports 230k and 460k Baud
— Programmable Baud Rate Generator
— Modem Control Circuitry
„ Infrared Communications Controller
— IrDA v1.2 (4Mbps), HPSIR, ASKIR, Consumer IR
Support
— 2 IR Ports
— 96 Base I/O Address, 15 IRQ Options and 3 DMA
Options
„ Multi-Mode Parallel Port with ChiProtect
— Standard Mode IBM PC/XT, PC/AT, and PS/2
Compatible Bidirectional Parallel Port
— Enhanced Parallel Port (EPP) Compatible - EPP 1.7
and EPP 1.9 (IEEE 1284 Compliant)
— IEEE 1284 Compliant Enhanced Capabilities Port
(ECP)
— ChiProtect Circuitry for Protection Against Damage Due
to Printer Power-On
— 192 Base I/O Address, 15 IRQ and 3 DMA Options
„ LPC Bus Host Interface
— Multiplexed Command, Address and Data Bus
— 8-Bit I/O Transfers
— 8-Bit DMA Transfers
— 16-Bit Address Qualification
— Serial IRQ Interface Compatible with Serialized IRQ
Support for PCI Systems
— PCI nCLKRUN Support
— Power Management Event (IO_PME#) Interface Pin
„ Mechanical Package
— 100 pin STQFP (12mm x 12mm body size)
SMSC LPC47N267
PRODUCT PREVIEW
Revision 01-03-05