參數(shù)資料
型號: L84302
元件分類: 通用總線功能
英文描述: L84302 Quad 100/10 Mbps 4-Port Ethernet Controller with RMON/SNMP Management Counters technical manual 4/02
中文描述: L84302四100/10 Mbps的4端口以太網(wǎng)的遠(yuǎn)程監(jiān)控控制器/ SNMP管理處的技術(shù)手冊,4月2日
文件頁數(shù): 101/128頁
文件大?。?/td> 997K
代理商: L84302
Specifications
Copyright 1997-2002 by LSI Logic Corporation. All rights reserved.
101 of 128
April, 2002
5.5 System Interface Timing Characteristics, Transmit Operation
Refer to
Figure 10
for timing diagram
Sym.
Parameter
Limit
Unit
Conditions
Min
Typ
Max
t
11
t
12
t
13
TXINTEN Setup Time
TXINTEN Hold Time
TXINTEN Deassert
Time
5
0
1
ns
ns
ns
SCLK
Cycle
3
t
14
TXRDY Hi-Z to Active
Delay
TXRDY Delay
TXRDY Active to Hi-Z
Time
TXINTEN
Assert/Deassert to
TXWREN
Assert/Deassert
TXWREN Setup Time
TXWREN Hold Time
TXWREN Deassert
Time
15
ns
t
15
t
16
4
3
15
15
ns
ns
t
17
0
ns
t
18
t
19
t
20
5
0
1
ns
ns
ns
SCLK
Cycle
5
t
21
RXTXPS[1:0],
RXTXDATA[31:0],
RXTXBE[3:0],
RXTXEOF,
TXNOCRC Setup
Time
RXTXPS,RXTXDATA,
RXTXBE, RXTXEOF,
TXNOCRC Hold Time
SPDTAVL Hi-Z to
Active Delay
SPDTAVL Delay
SPDTAVL Active to
Hi-Z Delay
ns
RXTXDATA[31:0],
RXTXBE[3:0], and
RXTXEOF are inputs
t
22
0
ns
RXTXDATA[31:0],
RXTXBE[3:0], and
RXTXEOF are inputs
t
23
3
15
ns
t
24
t
25
4
3
15
15
ns
ns
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