參數(shù)資料
型號(hào): DM9000E
廠商: Electronic Theatre Controls, Inc.
英文描述: ISA TO ETHERNET MAC CONTROLLER WITH INTEGRATED 10/100 PHY
中文描述: ISA以以太網(wǎng)MAC控制器,它集成10/100網(wǎng)卡芯片
文件頁(yè)數(shù): 39/54頁(yè)
文件大?。?/td> 575K
代理商: DM9000E
DM9000
ISA to Ethernet MAC Controller with Integrated 10/100 PHY
Final
Version: DM9000-DS-F02
June 26, 2002
39
10.4 AC Electrical Characteristics & Timing Waveforms
10.4.1 TP Interface
Symbol
t
TR/F
t
TM
Parameter
Min.
3.0
0
Typ.
-
-
Max.
5.0
0.5
Unit
Conditions
100TX+/- Differential Rise/Fall Time
100TX+/- Differential Rise/Fall Time
Mismatch
100TX+/- Differential Output Duty Cycle
Distortion
100TX+/- Differential Output Peak-to-Peak
Jitter
100TX+/- Differential Voltage Overshoot
ns
ns
t
TDC
0
-
0.5
ns
t
T/T
0
-
1.4
ns
X
OST
0
-
5
%
10.4.2 Oscillator/Crystal Timing
Symbol
t
CKC
TCKC
t
PWH
TCKC
t
PWL
OSC Pulse Width Low
Parameter
Min.
39.998
16
16
Typ.
40
20
20
Max.
40.002
24
24
Unit
ns
ns
ns
Conditions
50ppm
10.4.3 Processor Register Read Timing
Symbol
T
1
T
2
T
3
T
4
T
5
T
6
T
7
T
8
Parameter
Min.
5
22
Typ.
Max.
Unit
ns
ns
ns
ns
ns
ns
ns
ns
System address valid to IOR valid
IOR width
SD Setup time
IOR invalid to SD invalid
IOR invalid to system address invalid
IOR invalid to next IOR valid
access DM9000
System address valid to IO16,IO32 valid
System address invalid to IO16, IO32 invalid
10
4
5
80
5
5
T5
T1
IOR
SD
T4
T3
AEN,SA
IO16,IO32
Note 1.2
T8
T7
T2
T6
,CMD
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