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參數資料
型號: W89C940
廠商: WINBOND ELECTRONICS CORP
英文描述: ELANC-PCI (TWISTED-PAIR ETHER-LAN CONTROLLER WITH PCI INTERFACE)
中文描述: ELANC -的PCI(雙絞線醚局域網控制器帶有PCI接口)
文件頁數: 45/61頁
文件大小: 353K
代理商: W89C940
W89C940
45
Remote Write Double Word Access Cycle
CLK
1
2
3
FRAME#
AD[31::0]
ADDRESS
BUS CMD
DATA
BE#'s
TRDY#
IRDY#
C_BE[3:0]#
DATA
BE#'s
DEVSEL#
T2
MSA0-13
T1
MSRDB
RCSB
MSD0-7
MSWRB
T7
T6
T5
0
n+5
n+6
n+7
n+8
n+9
n+10
n+11
T8
T9
T4
T3
T4
T3
T10
T11
T8
T9
T4
T3
T4
T3
n+12 n+13
n+14 n+15
SYMBOL
T1
DESCRIPTION
MIN
17
TYPICAL
22
MAX
27
UNIT
nsec
Clock n+5 to MSA, RCSB, and
MSD valid (note 2)
clock n+7 to MSA valid
clock n+6 to MSWRB valid
Write pulse width
clock n+11 to RCSB deasserted
clock n+10 to MSA deasserted
clock n+5 to MSD valid
clock n+7 to MSD deasserted
clock n+9 to MSD deasserted
MSA change to MSWRB
deasserted time
MSA change to MSWRB
deasserted time
T2
T3
T4
T5
T6
T7
T8
T9
T10
14
9
4
7
14
17
16
8
19
14
9
12
19
22
21
13
24
19
14
17
24
27
26
18
nsec
nsec
nsec
nsec
nsec
nsec
nsec
nsec
T11
32KX8-70 SRAM
Remote Read Byte Access Cycle
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