參數(shù)資料
型號: OX9162
廠商: Electronic Theatre Controls, Inc.
英文描述: Integrated Parallel Port/Local Bus and PCI interface
中文描述: 綜合并口/本地總線和PCI接口
文件頁數(shù): 33/41頁
文件大?。?/td> 347K
代理商: OX9162
Data Sheet Revision 1.1 PRELIMINARY
Page 33
OX9162
OXFORD SEMICONDUCTOR LTD.
Symbol
t
ref
t
za
t
ads
t
zrds1
t
zrds2
vt
drd
t
zd1
Parameter
IRDY# falling to reference LBCLK
Reference LBCLK to Address Valid
Address Valid to LBDS# falling
Reference LBCLK to LBDS# falling
Reference LBCLK to LBDS# rising
Data bus floating to LBDS# falling
Reference LBCLK to data bus floating at the start of the read
transaction
Reference LBCLK to data bus driven by OX9162 at the end of the read
transaction
Data bus valid to LBDS# rising
Data bus valid after LBDS# rising
Min
Nominally 2 PCI clock cycles
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
Max
Units
ns
ns
ns
ns
ns
ns
t
zd2
TBD
TBD
ns
t
sd
t
hd
TBD
TBD
TBD
TBD
ns
ns
Table 20: Read operation from Motorola-type Local Bus
Symbol
t
ref
t
za
t
ads
t
zw1
t
zw2
t
wds
t
dsw
t
zwds1
t
zwds2
t
zdv
t
zdf
t
dsdi
Parameter
IRDY# falling to reference LBCLK
Reference LBCLK to Address Valid
Address Valid to LBDS# falling
Reference LBCLK to LBRDWR# falling
Reference LBCLK to LBRDWR# rising
LBRDWR# falling to LBDS# falling
LBDS# rising to LBRDWR# rising
Reference LBCLK to LBDS# falling
Reference LBCLK to LBDS# rising
Reference LBCLK to data bus valid
Reference LBCLK to data bus high-impedance
LBDS# rising to data bus invalid
Min
Nominally 2 PCI clock cycles
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
Max
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Table 21: Write operation to Motorola-type Local Bus
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