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參數資料
型號: W83C553F
廠商: WINBOND ELECTRONICS CORP
元件分類: 總線控制器
英文描述: SYSTEM I/O CONTROLLER WITH PCI ARBITER
中文描述: ISA BUS CONTROLLER, PQFP208
封裝: 28 X 28 MM, PLASTIC, QFP-208
文件頁數: 25/159頁
文件大小: 3984K
代理商: W83C553F
W83C553F
Pin Descriptions
WINBOND SYSTEMS LABORATORY
22
Table 2-5 (Continued). ISA Bus Signals
Input/
Output
Description
Input/
Output
as an input during ISA master cycles.
Input/
Output
as input during ISA master cycles.
Output
Memory Read To Address Below 1M. An external pull-up resistor
is required.
Output
Memory Write To Address Below 1M. An external pull-up resistor
is required.
Input
Zero Wait State. This signal is used by ISA slaves to terminate a
transfer cycle before the default ready counter expires.
Input/
Output
is being transferred on SD[15:8].
Input/
Output
to indicate 16-bit transfer capability.
Input
I/O Cycle 16-Bit Select. This signal is used by I/O slaves to
indicate 16-bit transfer capability.
Input
I/O Channel Check. This assertion of this signal indicates an error
has occurred.
Pin Name
IOR#
Pin #
140
I/O Read. Act as an output during PCI master and DMA cycles and
IOW#
139
I/O Write. Act as an output during PCI master and DMA cycles and
SMEMR#
138
SMEMW#
137
ZWS#
132
SBHE#
174
System Byte High Enable. SBHE# is asserted to indicate that data
M16#
175
Memory Cycle 16-Bit Select. This signal is used by memory slaves
IO16#
177
IOCHK#
122
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相關代理商/技術參數
參數描述
W83C553FG 制造商:Winbond Electronics Corp 功能描述:
W83C553F-G 制造商:未知廠家 制造商全稱:未知廠家 功能描述:W83C553F-G Highly Integrated System I/O Controller for Power PCTM (South Bridge) QFP 208
W83C553FY-G 制造商:Nuvoton Technology Corp 功能描述:I/O Controller Phase Controller 208-Pin PQFP 制造商:Winbond Electronics 功能描述:I/O CONTROLLER 制造商:Nuvoton Technology 功能描述:I/O Controller Phase Controller 208-Pin PQFP
W83C554F 制造商:WINBOND 制造商全稱:Winbond 功能描述:SYSTEM I/O CONTROLLER WITH PCI ARBITER & UltraDMA/33 IDE Controller
W83C554FY 制造商:Nuvoton Technology Corp 功能描述:I/O Controller Phase Controller 制造商:Nuvoton Technology 功能描述:I/O Controller Phase Controller