参数资料
型号: MB86604LPFV
元件分类: 总线控制器
英文描述: SCSI BUS CONTROLLER, PQFP100
封装: PLASTIC, LQFP-100
文件页数: 24/56页
文件大小: 382K
代理商: MB86604LPFV
30
MB86604L
(b) Read timing
* : The position number indicates the position in the waveform.
Parameter
Symbol
Value
Unit
Base signal
Position*
Min.
Max.
DACK “L” assert time
DREQ “H”
tRQAK
A0—
ns
DREQ “L” negate time
IORD “L”
tRDRQ
B
—
55
ns
DREQ “L”
→ DREQ “H” return time
—
tRQLH
C0
—
ns
IORD “L” assert time
DACK “L”
tAKRD
D0
—
ns
DMBHE, DMA0 set up time
IORD “L”
tsuDA
E20
—
ns
DMBHE, DMA0 hold time
IORD “H”
thDA
F20
—
ns
IORD “L” level pulse width
—
twRDL
G40
—
ns
DACK “H” negate time
IORD “H”
tRDAK
H0
—
ns
Data output defined time
IORD “L”
tvDMD
I
—
40
ns
Data output hold time
IORD “H”
thDMD
J10
—
ns
E
F
J
Valid data
DREQ
DMD15 to DMD0
UDMDP, LDMDP
G
H
I
D
B
AC
DACK
DMBHE
DMA0
IORD
t RQAK
t RDRQ
t RQLH
t RDAK
t hDA
t hDMD
t vDMD
t wRDL
t suDA
t AKRD
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