MB86605 Fujitsu Microelectronics, Inc., MB86605 Datasheet - Page 47

• Manufacturer Part Number: MB86605
• Description: CMOS-wide Scsi-ii Protocol Controller With Pci Interface
• Manufacturer: Fujitsu Microelectronics, Inc.

(3) Initiator synchronous transfer REQ/ACK timing
* : The values of A and N vary with the setting condition of the transfer period register (address 0Dh).
ACK Assertion Period*
ACK Negation Period*
REQ Assertion Period
REQ Negation Period
REQ input cycle time (1)
REQ input cycle time (2)
ACK
REQ
Parameter
t
RQAP
t
t
RQF1
AKAP
t
RNAP
t
RQF2
t
ANAP
Symbol
t
t
t
t
t
t
AKAP
ANAP
RQAP
RNAP
RQF1
RQF2
A • t
N • t
1 t
3 t
Min.
CLF
20
20
CLF
CLF
CLF
– 12
+ 2
Value
Max.
—
—
—
—
—
—
MB86605
Unit
ns
ns
ns
ns
ns
ns
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