LPC47B277-MS Standard Microsystems (SMSC), LPC47B277-MS Datasheet

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LPC47B277-MS

Manufacturer Part Number
LPC47B277-MS
Description
Manufacturer
Standard Microsystems (SMSC)
Datasheet

Specifications of LPC47B277-MS

Pin Count
100
Lead Free Status / RoHS Status
Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LPC47B277-MS
Manufacturer:
Microchip Technology
Quantity:
10 000
PRODUCT FEATURES
SMSC LPC47B27x
3.3 Volt Operation, 5 Volt Tolerant
LPC Interface
Fan Control
Programmable Wake-up Event Interface
PC98, PC99, and ACPI 1.0 Compliant
Dual Game Port Interface
MPU-401 MIDI Support
General Purpose Input/Output Pins (37)
ISA IRQ to Serial IRQ Conversion
ISA Plug-and-Play Compatible Register Set
Intelligent Auto Power Management
System Management Interrupt
2.88MB Super I/O Floppy Disk Controller
Floppy Disk Available on Parallel Port Pins
Enhanced Digital Data Separator
— Fan Speed Control Outputs (2)
— Fan Tachometer Inputs (2)
— Licensed CMOS 765B Floppy Disk Controller
— Software and Register Compatible with SMSC's
— Supports Two Floppy Drives 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
— DMA Enable Logic
— Data Rate and Drive Control Registers
— 480 Address, Up to 15 IRQ and Three DMA Options
— 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data
— Programmable Precompensation Modes
Proprietary 82077AA Compatible Core
Multiple Powerdown Modes for Reduced Power
Consumption
Rates
PRODUCT PREVIEW
Keyboard Controller
Serial Ports
Infrared Port
Multi-Mode™ Parallel Port with ChiProtect™
LPC Interface
100 Pin QFP Package; lead-free RoHS compliant
— 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 One
— Supports Interrupt and Polling Access
— 8 Bit Counter Timer
— Port 92 Support
— Fast Gate A20 and KRESET Outputs
— Two Full Function Serial Ports
— High Speed NS16C550A Compatible UARTs with
— Supports 230k and 460k Baud
— Programmable Baud Rate Generator
— Modem Control Circuitry
— 480 Address and 15 IRQ Options
— Multiprotocol Infrared Interface
— 32-Byte Data FIFO
— IrDA 1.0 Compliant
— Consumer IR
— SHARP ASK IR
— 480 Address, Up to 15 IRQ and Three DMA Options
— Standard Mode IBM PC/XT®, PC/AT®, and PS/2™
— 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
— Multiplexed Command, Address and Data Bus
— Serial IRQ Interface Compatible with Serialized IRQ
— PME Interface
package also available
100 Pin Enhanced
Super I/O Controller
with LPC Interface
LPC47B27x
Keyboard/Mouse Interface
Status Register
Send/Receive 16-Byte FIFOs
Compatible Bidirectional Parallel Port
and EPP 1.9 IEEE 1284 Compliant)
(ECP)
Support for PCI Systems
Revision 04-17-07
Data Brief

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LPC47B277-MS Summary of contents

Page 1

... Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data Rates — Programmable Precompensation Modes SMSC LPC47B27x LPC47B27x 100 Pin Enhanced Super I/O Controller with LPC Interface Keyboard Controller — 8042 Software Compatible — 8 Bit Microcomputer — 2k Bytes of Program ROM — 256 Bytes of Data RAM — ...

Page 2

... TORT; NEGLIGENCE OF SMSC OR OTHERS; STRICT LIABILITY; BREACH OF WARRANTY; OR OTHERWISE; WHETHER OR NOT ANY REMEDY OF BUYER IS HELD TO HAVE FAILED OF ITS ESSENTIAL PURPOSE, AND WHETHER OR NOT SMSC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Revision 04-17-07 100 Pin Enhanced Super I/O Controller with LPC Interface ORDER NUMBERS: 2 ...

Page 3

... Pin Enhanced Super I/O Controller with LPC Interface General Description The LPC47B27x 3.3V PC98/PC99 compliant Super I/O controller. The LPC47B27x implements the LPC interface, a pin reduced ISA bus interface which provides the same or better performance as the ISA/X-bus with a substantial savings in pins used. The LPC47B27x provides fan control through two fan speed control output pins and two fan tachometer input pins ...

Page 4

... SERIAL IRQ PCI_CLK LPC Bus LPC BUS Signals INTERFACE CLOCK V Vcc Vss TR CLK32 32KHz Revision 04-17-07 100 Pin Enhanced Super I/O Controller with LPC Interface FAN1* FAN_TACH1* Game Port Signals* FAN2* FAN_TACH2* ... (1-Dual) nIO_PME Fan Control Game Port PME WDT DATA BUS ...

Page 5

... Pin Enhanced Super I/O Controller with LPC Interface Package Outline Figure 2 - LPC47B27x 100 Pin QFP Package Outline Table 1 LPC47B27x 100 Pin QFP Package Parameters MIN NOMINAL 0. 2. 23. 19. 17. 13. 0. 0.73 0. 1.95 e 0.65 Basic 0. 0. 0.15 ~ ccc ~ ~ Notes: 1. Controlling Unit: millimeter. ...

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