參數資料
型號: 84C30A
廠商: LSI Corporation
英文描述: 4-Port Ethernet Controller(四端口以太網控制器)
中文描述: 4端口以太網控制器(四端口以太網控制器)
文件頁數: 40/46頁
文件大?。?/td> 439K
代理商: 84C30A
4-Port 84C30A
4-40
MD400151/C
9.0 Transmit Data Interface Timing on Exception Conditions
Symbol
Parameter
Min.
Typ.
Max.
t
1
t
2
t
3
TXINTEN Setup Time
RXRD_TXWR to TXRET Delay
TXRET Deassert from CLRTXERR
5ns
9.5 ns
38 ns
1 TXC Cycle
+ 1 RXRD_TXWR Cycle
+ 7 ns
5 ns
0 ns
12 ns
0 ns
5 ns
2 TXC Cycles
+ 2 RXRD_TXWR Cycles
+ 28 ns
t
4
t
5
t
6
t
7
t
8
TXWREN Setup Time
TXWREN Hold Time
CLRTXERR Setup Time
CLRTXERR Hold Time
TXRDY Output Enabled to Output
Valid Delay
TXRDY Deassert Due to TXRET
Going HIGH Because of
an Exception Condition
RXTXDATA Setup Time
TXEN Assert from First Data
Write to the Transmit FIFO
(Assuming Defer Time Has Been
Met)
TXRET Set Delay Due to
Late Collision or 16 Collisions
25 ns
t
9
5 ns
1 RXRD_TXWR Cycle
+ 25 ns
t
10
t
12
5 ns
0.75 RXRD_TXWR Cycles
+ 18.5 TXC Cycles + 5 ns
(10 Mbit/sec Serial Mode)
0.75 RXRD_TXWR Cycles
+ 26.5 TXC Cycles + 20 ns
(10 Mbit/sec Serial Mode)
t
13
25 TXC Cycles
+ 1 RXRD_TXWR Cycle
+ 9.5 ns
8 TXC Cycles
+ 1 RXRD_TXWR Cycle
+ 9.5 ns
5 ns
34 TXC Cycles
+2 RXRD_TXWR Cycles
+ 38 ns
8 TXC Cycles
+ 2 RXRD_TXWR Cycles
+ 38 ns
25 ns
TXRET Set Due to Underflow
t
15
TXRDY Going HIGH Due to TXRET
Going Low
TXRET Output Enabled
to Output Valid Delay
TXRET Output Disabled to Hi-Z
Delay
INT High to TXEN Low Delay
Due to Underflow
TXEN Low to INT HIGH Delay
Due to Carrier Sense Dropout
TXEN Low to INT High
Delay Due to Successful
Transmission
COLL High to INT High Delay
INT Clear Delay
t
16
9.5 ns
38 ns
t
17
3 ns
12 ns
t
18
1 TXC Cycle
+ 15 ns
2 TXC Cycles
+ 15 ns
10 ns
1 TXC Cycle
+ 40 ns
2 TXC Cycles
+ 40 ns
20 ns
t
19
t
20
20 TXC Cycles + 15 ns
1.5 TXC Cycles
+ 15 ns
27 TXC Cycles + 40 ns
2.5 TXC Cylces
+ 40 ns
相關PDF資料
PDF描述
850-10-016-10-001 PCB connectors 1.27 mm Single row / double row / triple row Solder tail
854-10-016-10-001 PCB connectors 1.27 mm Single row / double row / triple row Solder tail
852-10-016-10-001 PCB connectors 1.27 mm Single row / double row / triple row Solder tail
852-90-016-10-001 PCB connectors 1.27 mm Single row / double row / triple row Solder tail
852-90-016-10-002 PCB connectors 1.27 mm Single row / double row / triple row Solder tail
相關代理商/技術參數
參數描述
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