參數(shù)資料
型號: MB86604LPFV
元件分類: 總線控制器
英文描述: SCSI BUS CONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 32/56頁
文件大?。?/td> 382K
代理商: MB86604LPFV
38
MB86604L
(b) Output timing (target
→ initiator)
*1: The position number indicates the position in the waveform.
*2: “S” value is based on the asychronous set up time setting register (address 17h).
Note: The output timing definitions are not applied when the data register is EMPTY in the data phase.
Parameter
Symbol
Value
Unit
Base signal
Position*1
Min.
Max.
ACK “L” assert time
REQ “L”
tRQAKL
A0
ns
REQ “H” negate time
ACK “L”
tAKRQH
B
60
ns
ACK “H” negate time
REQ “H”
tRQAKH
C0
ns
Time from output data valid to
REQ “L” assert *2
—tDBRQ
D
S tCLK – 10
—ns
Output data hold time
ACK “L”
thDB
E2 tCLK
—ns
REQ “L” assert time
ACK “H”
tAKRQ1
F
40
ns
A
Valid data
E
REQ
ACK
F
C
D
B
D
*
Valid data
DB7 to DB0
DBP
,
t AKRQ2
t AKRQ1
t RQAKH
t RQAKL
t hDB
t DBRQ
t AKRQH
*: The ACK “L”
→ REQ “L” time (tAKRQ2) is defined by either longer of (tAKRQH + tRQAKH + tAKRQ1) or (thDB + tDBRQ).
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