LPC47N250-MT-D0815 - Brand New SMSC IC Chips
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GENERAL DESCRIPTION
The LPC47N252 is a 208-pin 3.3V LPC-based ACPI 1.1 and PC99/PC2001 compliant Notebook I/O Controller with Fast Infrared for mobile applications.
FEATURES
■ 3.3V Operation with 5V Tolerant Buffers
■ ACPI 1.1, PC99/PC2001 Compliant
■ LPC Interface with Clock Run Support
− Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems
− 15 Direct IRQs
− Four 8-Bit DMA Channels
− ACPI SCI Interface
− nSMI
− Shadowed write only registers
■ Internal 64K Flash ROM
− Programmed From Direct Parallel Interface, 8051, or LPC Host
− 2k-Byte Lockable Boot Block
− Can be Programmed Without 8051 Intervention
■ Three Power Planes
− Low Standby Current in Sleep Mode
− Intelligent Auto Power Management for Super I/O
■ ACPI Embedded Controller Interface
■ Configuration Register Set Compatible with ISA Plug-and-Play Standard (Version 1.0a)
■ High-Performance Embedded 8051 Keyboard and System Controller
− Provides System Power Management
− System Watch Dog Timer (WDT)
− 8042 Style Host Interface
− Supports Interrupt and Polling Access
− 256 Bytes Data RAM
− On-Chip Memory-Mapped Control Registers
− Access to RTC and CMOS Registers
− Up to 16x8 Keyboard Scan Matrix
− Two 16 Bit Timer/Counters
− Integrated Full-Duplex Serial Port Interface
− Eleven 8051 Interrupt Sources
− Thirty-Two 8-Bit, Host/8051 Mailbox Registers
− Thirty-six Maskable Hardware Wake-Up Events
− Fast GATEA20
− Fast CPU_RESET
− Multiple Clock Sources and Operating Frequencies
− IDLE and SLEEP Modes
− Fail-Safe Ring Oscillator
■ Advanced Infrared Communications Controller (IrCC 2.0)
− IrDA V1.2 (4Mbps), HPSIR, ASKIR, Consumer IR Support
− Two IR Ports
− Relocatable Base I/O Address
■ Real-Time Clock
− MC146818 and DS1287 Compatible
− 256 Bytes of Battery Backed CMOS in Two 128-Byte Banks
− 128 Bytes of CMOS RAM Lockable in 4x32 Byte Blocks
− 12 and 24 Hour Time Format
− Binary and BCD Format
− <2µA Standby Current (typ)
■ Two 8584-Style ACCESS.Bus Controllers
− 8051 Controlled Logic Allows ACCESS.Bus Master or Slave Operation
− ACCESS.Bus Controllers are Fully Operational on Standby Power
− 2 Sets of Dedicated Pins per ACCESS.Bus Controller
■ Four independent Hardware Driven PS/2 Ports
■ 83 General Purpose I/O Pins
− 36 Maskable Hardware Wake-Event Capable
− 18 Programmable Open-Drain/Push-Pull Outputs
− 16 Mapped into 8051 SFR Space
− 24 LPC/8051-Addressable
■ Three Programmable Pulse-Width Modulator Outputs
− Independent Clock Rates
− 6 Bit Duty Cycle Granularity
− VCC1 and VCC2 operation mode
■ Dual Fan Tachometer Inputs
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
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- Datasheet: Download LPC47N250-MT-D0815
- Chipdatas Part: CD86-LPC47N250-MT-D0815
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/07/01 07:28 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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