參數(shù)資料
型號(hào): 84C300A
廠商: LSI Corporation
英文描述: 4-Port Fast Ethernet Controller(四端口快速以太網(wǎng)控制器)
中文描述: 4端口快速以太網(wǎng)控制器(四端口快速以太網(wǎng)控制器)
文件頁(yè)數(shù): 47/56頁(yè)
文件大?。?/td> 523K
代理商: 84C300A
84C300A 4-Port
Fast Ethernet Controller
4-47
MD400152/E
9.01 Transmit Data Interface Timing on Exception Conditions
t
18
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
1 TXC Cycle
– 3 ns
1 TXC Cycle
– 3 ns
1 TXC Cycle
– 3 ns
1 TXC Cycle
+ 3 ns
1 TXC Cycle
+ 3 ns
1 TXC Cycle
+ 3 ns
t
19
20 TXC Cycles + 3 ns
(10 Mbit/sec Serial Mode)
8 TXC Cycles + 3 ns
(MII Mode)
1.5 TXC Cycles
+ 6 ns
27 TXC Cycles + 15 ns
(10 MBit/sec Serial Mode)
9 TXC Cycles + 15 ns
(MII Mode)
2.5 TXC Cylces
+ 30 ns
t
20
INT Clear Delay
9.0 Transmit Data Interface Timing on Exception Conditions (continued)
Symbol
Parameter
Min.
Typ.
Max.
RXRD_TXWR
TXINTEN
TXWREN
TXRET
RXTXDATA[31:0]
TXEN
LATE
COLL
SPDTAVL
t 13
TXRDY
t 3
t 10
t 1
t 8
t 9
t 2
t 4
t 5
t 12
t 16
t 6
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