This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

LPC47M172-NR

I/O Controller 100-Pin TQFP

Manufacturer:

Microchip Technology, Inc
Mfr.Part #:

LPC47M172-NR
Datasheet:

LPC47M172-NR Datasheet (PDF)
Package/Case:

QFP
Product Type:

Discrete Semiconductor Modules
Lifecycle:

Obsolete
EDA/CAD Models:

Request Free CAD Models for LPC47M172-NR

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

Microchip Technology, IncMicrosoft.AspNetCore.Mvc.Localization.LocalizedHtmlString

Key Features

Product
• 3.3V Operation (5V tolerant)
• LPC Interface
   − Multiplexed Command, Address and Data Bus
   − Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems
• 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 Proprietary 82077AA Compatible Core
   − 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
• Enhanced Digital Data Separator
   − 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data Rates
   − 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 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
• Serial Ports
   − Two Full Function Serial Ports
   − High Speed 16C550A Compatible UART with Send/Receive 16-Byte FIFOs
   − 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, PC/AT, and PS/2 Compatible Bi-directional 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
   − 960 Address, Up to 15 IRQ and Three DMA Options
• Interrupt Generating Registers
   − Registers Generate IRQ1 – IRQ15 on Serial IRQ Interface.
• XOR-Chain Board Test
• 128 Pin MQFP Package, 3.2 mm Footprint