Instruction d'utilisation SMSC LPC47M997

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LPC47M997

LPC Super I/O with
Hardware Monitoring
Block


Data Brief

Product Features
3.3 Volt Operation (SIO Block is 5 Volt Tolerant) Keyboard Controller
− 8042 Software Compatible
LPC Interface
− 8 Bit Microcomputer
ACPI 1.0/2.0 Compliant
− 2k Bytes of Program ROM
Fan Control
− 256 Bytes of Data RAM
− Fan Speed Control Outputs (2)
− Four Open Drain Outputs Dedicated for
− Fan Tachometer Inputs (2)
Keyboard/Mouse Interface
Programmable Wake-up Event Interface

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LPC Interface Phoenix Keyboard BIOS ROM − Multiplexed Command, Address and Data Bus 128 Pin QFP, lead-free RoHS compliant − Serial IRQ Interface Compatible with Serialized IRQ package, 3.2mm footprint Support for PCI Systems − PME Interface Hardware Monitor − Monitor Power supplies (+2.5V, +3.3V, +5V, +12V, +1.8V, +1.5V, Vccp (processor voltage), and VCC or HVSB) − Remote Thermal Diode Sensing for Two External Temperature Measurements − Internal Ambient Tempera

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80 ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123 Copyright © 2007 SMSC or its subsidiaries. All rights reserved. Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. Consequently, complete information sufficient for construction purposes is not necessarily given. Although the information has been checked and is believed to be accurate, no responsib

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RDATA, WDATA MTR0, MTR1*,TRK0, INDEX, WRTPRT WGATE, HDSEL DRVDEN0*, DRVDEN1* DIR, STEP, DSKCHG, DS0, DS1* D0- D0+ D1- D1+ Block Diagram CLK32 2nd Infrared Port Game Port Fan Control LEDs CLOCK CLOCKI GEN PD[7,0] SER_IRQ SERIAL Multi-Mode Busy, Slct, PE, PCI_CLK IRQ Parallel Port ERROR, ACK with TM ChiProtect / LAD[3:0] Internal Bus STROBE, INIT, SLCTIN, FDC MUX (Data, Address, and Control lines) ALF LPC (see LPC47B27x) LFrame Bus Interface LDRQ PCI_RESET TXD1, RXD1 LPCPD High-Speed CTS1, RT

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Package Outline Figure 2 - 128 PIN QFP Package Outline, 14x20x2.7 Body, 3.2 mm Footprint Table 1 - 128 PIN QFP Package Parameters MIN NOMINAL MAX REMARKS A ~ ~ 3.4 Overall Package Height A1 0.05 ~ 0.5 Standoff A2 2.55 ~ 3.05 Body Thickness D 23.00 23.20 23.40 X Span D1 19.90 20.00 20.10 X body Size E 17.00 17.20 17.40 Y Span E1 13.90 14.00 14.10 Y body Size H 0.09 ~ 0.20 Lead Frame Thickness L 0.73 0.88 1.03 Lead Foot Length L1 ~ 1.60 ~ Lead Length e 0.50 Basic Lead Pitch o