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LPC47N227-MN Datasheet

Part Name Description Manufacturer
LPC47N227-MN 100 Pin Super I/O with LPC Interface for Notebook Applications SMSC
SMSC -> Microchip SMSC
Other PDF  not available.
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LPC47N227-MN image

GENERAL DESCRIPTION
The SMSC LPC47N227 is a 3.3V PC 99 and ACPI 1.0b compliant Super I/O Controller. The LPC47N227 implements the LPC interface, a pin reduced ISA interface which provides the same or better performance as the ISA/X-bus with a substantial savings in pins used. The part also includes 29 GPIO pins.

FEATURES
■  3.3 Volt Operation (5V Tolerant)
■  PC99 and ACPI 1.0b Compliant
■  Programmable Wakeup Event Interface (nIO_PME Pin)
■  SMI Support (nIO_SMI Pin)
■  GPIOs (29)
■  Two IRQ Input Pins
■  XNOR Chain
■  Intelligent Auto Power Management
■  2.88MB Super I/O Floppy Disk Controller
   - Licensed CMOS 765B Floppy Disk
      Controller
   - Software and Register Compatible with
      SMSCs 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 (nIO_PME)
      Interface Pin
■  100 Pin TQFP Package and STQFP
   Package

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