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参数资料
型号： SLC88B17QFP
厂商： STANDARD MICROSYSTEMS CORP
元件分类： 总线控制器
英文描述： ISA BUS CONTROLLER, PQFP160
封装： QFP-160
文件页数： 23/54页
文件大小： 333K
代理商： SLC88B17QFP
SMSC DS – SLC88B17
Page 3
Rev. 09/28/99
TABLE OF CONTENTS
FEATURES ................................................................................................................................................................... 1
GENERAL DESCRIPTION............................................................................................................................................ 1
ARCHITECTURAL OVERVIEW ..............................................................................................................................................4
FUNCTIONAL BLOCK OVERVIEW ............................................................................................................................. 5
PCI-TO-ISA BRIDGE.....................................................................................................................................................................5
ISA DMA AND INTERRUPT LOGIC.................................................................................................................................................5
PIN CONFIGURATION ................................................................................................................................................. 6
SIGNAL DESCRIPTION ............................................................................................................................................... 8
PCI INTERFACE.............................................................................................................................................................................8
ISA INTERFACE SIGNALS ..............................................................................................................................................................9
DMA SIGNALS ........................................................................................................................................................................... 11
INTERRUPT SIGNALS .................................................................................................................................................................. 13
CLOCKS...................................................................................................................................................................................... 13
MOBILE PCI-PCI ....................................................................................................................................................................... 13
POWER AND GROUND SIGNALS.................................................................................................................................................. 13
PCI/ISA BRIDGE REGISTER DESCRIPTION ............................................................................................................ 14
PCI/ISA BRIDGE REGISTER MAPPING....................................................................................................................................... 14
PCI Configuration Register Mapping Table ......................................................................................................... 14
MISA Specific Register Mapping Table ............................................................................................................... 15
PCI/ISA BRIDGE PCI REGISTER DESCRIPTION (FUNCTION 0) ................................................................................................. 15
VID - Vendor Identification Register .................................................................................................................... 15
DID - Device Identification Register..................................................................................................................... 15
PCICMD - PCI Command Register ..................................................................................................................... 15
PCISTS - PCI Status Register ............................................................................................................................. 16
RID - Revision Identification Register .................................................................................................................. 16
CLASSCODE - Class Code Register .................................................................................................................. 16
HEDT - Header Type Register ............................................................................................................................ 16
IORT - ISA I/O Recovery Timer Register............................................................................................................. 17
MISCON - Miscellaneous Control Register ......................................................................................................... 17
MISA_STS - MISA Error Status Register ............................................................................................................ 17
TOM - Top of Memory Register ........................................................................................................................... 18
PCI/ISA BRIDGE FUNCTIONAL DESCRIPTION ....................................................................................................... 19
MEMORY MAP ............................................................................................................................................................................ 19
PC/PCI DMA Logic .............................................................................................................................................. 19
SERIAL INTERRUPTS ............................................................................................................................................... 22
TESTABILITY ............................................................................................................................................................. 25
ELECTRICAL CHARACTERISTICS........................................................................................................................... 27
ABSOLUTE MAXIMUM RATINGS................................................................................................................................................... 27
D.C. CHARACTERISTICS ............................................................................................................................................................ 27
A.C. CHARACTERISTICS............................................................................................................................................................. 30
Clock and Reset Timing ...................................................................................................................................... 30
SERIAL IRQ TIMING ................................................................................................................................................................... 31
ISA Bus and Host Timing .................................................................................................................................... 31
PCI Timing........................................................................................................................................................... 50
A.C. Test Loads................................................................................................................................................... 52
PACKAGE SPECIFICATION ...................................................................................................................................... 53
SLC88B17 REVISIONS .............................................................................................................................................. 54
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