參數(shù)資料
型號(hào): 9883
廠商: Intel Corp.
英文描述: Advanced 10/100 Umnmanaged Repeater
中文描述: 高級(jí)10/100 Umnmanaged直放站
文件頁數(shù): 45/56頁
文件大小: 719K
代理商: 9883
Advanced 10/100 Unmanaged Repeater
LXT9883/9863
Datasheet
Document #: 249115
Revision #: 003
Rev. Date: 08/07/01
45
Table 22. I/O Electrical Characteristics
Parameter
Sym
Min
Typ
1
Max
Units
Test Conditions
Input Low voltage
V
IL
0.8
V
TTL inputs
30
% V
CC
CMOS inputs
2
1.0
Schmitt triggers
3
Input High voltage
V
IH
2.0
V
TTL inputs
70
% V
CC
CMOS inputs
2
Schmitt triggers
3
V
CC
- 1.0
V
Hysteresis voltage
1.0
V
Schmitt triggers
3
Output Low voltage
V
OL
0.4
V
I
OL
= 1.6 mA
Output Low voltage (LED)
V
OLL
1.0
V
I
OLL
= 10 mA
I
OH
= 40
μ
A
Output High voltage
V
OH
2.2
V
Input Low current
I
IL
-100
μ
A
Input High current
I
IH
100
μ
A
Output rise / fall time
T
RF
3
10
ns
C
L
= 15 pF
1. Typical values are at 25
°
C and are for design aid only; not guaranteed and not subject to production testing.
2. Does not apply to IRB pins. Refer to
Table 23
and
Table 24
for IRB I/O characteristics.
3. Applies to RESET, CLK25, IR100SNGL, IR100COL, IR100DV, IR100DAT
n
, IR100CLK, and IR10CLK pins.
Table 23. 100 Mbps IRB Electrical Characteristics
Parameter
Symbol
Min
Typ
1
Max
Units
Test Conditions
Output Low voltage
V
OL
.3
.7
V
R
L
= 330
Output rise or fall time
T
RF
4
10
ns
C
L
=
1
5 pF
Input High voltage
V
IH
V
CC
- 2.0
V
CMOS inputs
V
CC
- 1.0
V
IR100CLK (Schmitt trigger)
Input Low voltage
V
IL
2.0
V
CMOS inputs
1.0
IR100CLK (Schmitt trigger)
Hysteresis voltage
1.0
V
IR100CLK (Schmitt trigger)
3.3V Operation
IR100CFS
current
single drive
6.8
mA
R
L
= 215
collision
13.5
mA
R
L
= 215
R
L
= 91
2
R
L
= 91
2
IR100CFSBP
current
single drive
16.1
mA
collision
31.8
mA
IR100CFS/BP
voltage
single drive
1.83
V
collision
0.4
V
1. Typical values are at 25
°
C and are for design aid only; they are not guaranteed and not subject to production testing.
2. 91
resistors provide greater noise immunity. Systems using 91
resistors
are backwards stackable with systems using
100
resistors.
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