參數(shù)資料
型號(hào): Z5380
廠商: ZiLOG, Inc.
英文描述: Small Computer System Interface(小型計(jì)算機(jī)系統(tǒng)接口(SCSI)控制器)
中文描述: 小型計(jì)算機(jī)系統(tǒng)接口(小型計(jì)算機(jī)系統(tǒng)接口(的SCSI)控制器)
文件頁(yè)數(shù): 31/37頁(yè)
文件大?。?/td> 409K
代理商: Z5380
31
Z5380 SCSI
Z
ILOG
PS97SCC0100
AC CHARACTERISTICS
DMA Write (Block Mode) Target Send Cycle Table
No
Description
Min
Max
Units
1
2
3
4
DRQ Low from /DACK Low
Write Enable Width
[1]
Write Recovery Time
Data Setup to End of Write Enable
[1]
130
100
120
50
ns
ns
ns
ns
5
6
7
8
Data Hold Time from End of /IOW
Width of /EOP Pulse
[2]
/ACK Low to /REQ High
/REQ from End of /IOW (/ACK High)
40
100
25
40
ns
ns
ns
ns
125
180
9
10
11
12
/REQ from End of /ACK (/IOW High)
/ACK Low to READY High
READY High to /IOW High
/IOW High to READY Low
20
20
70
20
170
140
ns
ns
ns
ns
140
13
14
Data Hold from /ACK Low
Data Setup to /REQ Low
40
60
ns
ns
Notes:
[1] Write Enable is the occurrence of /IOW and /DACK.
[2] /EOP, /IOW, and /DACK must be concurrently Low for at least T6 for proper recognition of the /EOP pulse.
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