w83c553f Winbond Electronics Corp America, w83c553f Datasheet - Page 152

• Manufacturer Part Number: w83c553f
• Description: System I/o Controller With Pci Arbiter
• Manufacturer: Winbond Electronics Corp America

W83C553F
tE
tF
tZ
tG
tH
WINBOND SYSTEMS LABORATORY
IDEIOR[A:B]#
data access
IDEIOR[A:B]#
read data hold
IDEDAK[A:B]#
to tri-state
IDEIOR[A:B]# /
IDEIOW[A:B]#
data setup
IDEIOR[A:B]# /
IDEIOW[A:B]#
write data hold
Parameter
Table 6-8 (continued). Multiword DMA ATA Data Transfer Timing
Mode 0
Mode 1
Mode 2
Mode 3
Mode 0
Mode 1
Mode 2
Mode 3
Mode 0
Mode 1
Mode 2
Mode 3
Mode 0
Mode 1
Mode 2
Mode 3
Mode 0
Mode 1
Mode 2
Mode 3
Min
5ns
5ns
5ns
20ns
25ns
25ns
100ns
30ns
20ns
20ns
15ns
10ns
Values
150ns
Max
60ns
-
*
* The meaning of this parameter in ATA is
not clear. The parameter is not applicable to
this specification.
This parameter specifies the time from the
negation edge of DIOR# to the time that the
data bus is no longer driven by the device
(tristate).
Notes
Timing Diagrams
149