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A B C D E 440LX CUSTOMER REFERENCE DESIGN 4 TITLE COVER SHEET BLOCK DIAGRAM SLOT1 CONN. CLK SYNTHESIZER PAC DIMM SOCKETS PIIX4 ULTRA I/O AGP CONN. PCI CONN. ISA CONN. IDE CONN. USB CONN FLASH BIOS PARALLEL SERIAL/FLOPPY KEYBD/MOUSE VRM PWR CONN GTL TERMINATION PCI/AGP PULLUPS ISA PULLUPS PAC DECOUP BULK DECOUP VREF PAGE REVISION HISTORY 1 PAGE 1 2 3,4 5 6,7,8 9,10,11 12,13 14 15 16,17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 THESE SCHEMATICS ARE PROVIDED "AS IS" WITH NO WARRANTIES WHATSOEVER, INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, OR ANY WARRANTY OTHERWISE ARISING OUT OF PROPOSAL, SCHEMATIC OR SAMPLE. 4 No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted herein. Intel disclaims all liability, including liability for infringement of any proprietary rights, relating to use of information in this specification. Intel does not warrant or represent that such use will not infringe such rights. I2C is a two-wire communications bus/protocol developed by Philips. SMBus is a subset of the I2C bus/protocol and was developed by Intel. Implementations of the I2C bus/protocol or the SMBus bus/protocol may require licenses from various entities, including Philips Electronics N.V. and North American Philips Corporation. *Third-party brands and names are the property of their respective owners. Copyright * Intel Corporation 1996 3 3 2 2 INTEL CORPORATION PCI COMPONENTS DIVISION 1900 PRAIRIE CITY RD. FM5-62 FOLSOM, CA 95630 Title Size A Date: Document Number Intel 440LX PCIset Sheet D 1 Rev 1.4 1 E of 33 A B C 1 2 3 4 5 6 7 8 VRM VTT GEN. PG. 25 A KLAMATH 'SLOT 1' CONNECTOR PG. 3,4 THIS DRAWING CONTAINS INFORMATION WHICH HAS NOT BEEN VERIFIED FOR MANUFACTURING AN END USER PR ODUCT. INTEL IS NOT RESPONSIBLE FOR THE MISUSE OF THIS INFORMATION. CLOCK ITP CON. PG. 5 A ADDR ADDR CNTL CNTL DATA HOST BUS DATA CNTL GTL TERM. PG. 27 MEMORY 3 DIMM MODULES PGS. 9-11 AGP CONN. ADDR/DATA PAC 82443LX 492 BGA ADDR CNTL AGP SIDEBAND PG. 15 B PG. 6-8 DATA B ADD/DATA CNTL PCI BUS ADD/DATA PG. 20 2 USB CONN. CNTL PGS. 16,17 2 PCI IDE CONNECTORS USB USB PCI CONN PCI CONN PCI CONN PCI CONN PG. 19 CNTL SECONDARY IDE PRIMARY IDE PIIX4 82371AB 324 BGA PGS. 12,13 CNTL ADDR/DATA ADDR/DATA C C CONTROL ADDR CNTL DATA ISA BUS PG 18 ADDR CNTL DATA ADDR ADDR FLASH BIOS PG. 21 DATA X-BUS KEYBOARD PG. 24 ISA CONN ISA CONN ULTRA I/O PG.14 CNTL MOUSE PG.24 D DATA D FLOPPY CONN. PG. 23 PARA. CONN. PG. 22 SER. CONN. PG .23 SER. CONN. RESET, POWER CONNECTORS PG. 26 INTEL CORPORATION PCI COMPONENTS DIVISION 1900 PRAIRIE CITY RD. FM5-62 FOLSOM, CA 95630 Title DECOUPLING CAPACITORS PGS. 30-32 Intel 440LX PCIset Block Diagram Size Document Number Custom Intel 440LX PCISET Date: Thursday, May 07, 1998 Sheet 2 8 ISA, PCI RESISTORS PG. 28,29 Rev 1.4 o f 33 1 2 3 4 5 6 7 A B C D E VCCVID VTT VTT J1A B01 B02 B03