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參數資料
型號: W89C880F
廠商: WINBOND ELECTRONICS CORP
元件分類: 通信及網絡
英文描述: 100Base-Tx/T4 Multiport Repeater Controller(100Base-Tx/T4多端口中繼器控制器)
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP160
封裝: PLASTIC, QFP-160
文件頁數: 21/26頁
文件大小: 313K
代理商: W89C880F
W89C880F FastMPR
Publication Release Date: January 1997
- 21 -
Revision A1
SD0-7
MSWR
CS0, CS1
SA0-16
T1
T2
T3
T4
T5
T6
T7
Figure 13
SYMBOL
T1
T2
T3
T4
T5
T6
T7
DESCRIPTION
MIN
30
TYP.
MAX
UNIT
nS
nS
nS
nS
nS
nS
nS
Write cycle time
Address valid to chip select valid delay time
1
CS0
,
CS1
command width
Address valid to write command valid delay time
30
6
MSWR
command width
15
MSWR
active to SD0-7 valid delay time
2
MSWR
inactive to SD0-7 inactive delay time
3
AC CHARACTERISTICS
(V
DD
= 4.75V to 5.25V, V
SS
= 0V, T
A
= 0
°
C to 70
°
C)
MII Interface Input Timing
T1
T2
RXC
RXD, RXDV
RXEN, RXER
T3
T4
T5
T6
Figure 14
SYMBOL
T1
T2
T3
T4
T5
T6
DESCRIPTION
MIN
39.996
14
TYP.
40
20
MAX
40.004
26
4
4
UNIT
nS
nS
nS
nS
nS
nS
RXC clock cycle
RXC clock high time
RXC rise time
RXC fall time
MII input setup time
MII input hold time
10
10
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