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參數(shù)資料
| 型號(hào)： | RTL8305S |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 5-PORT 10/100 MBPS SINGLE CHIP SWITCH CONTROLLER |
| 中文描述： | 5端口10/100 Mbps單片開關(guān)控制器 |
| 文件頁數(shù)： | 19/24頁 |
| 文件大小： | 417K |
| 代理商： | RTL8305S |
RTL8305S
2002/02/19
Rev. 1.2
19
Parameter
Symbol
|
I
OZ
|
Transmitter, 100Base-TX (1:1 Transformer Ratio)
I
OH
I
OL
Transmitter, 10Base-T (1:1 Transformer Ratio)
I
OH
I
OL
Transmitter, 100Base-TX (1.25:1 Transformer Ratio)
I
OH
I
OL
Transmitter, 10Base-T (1.25:1 Transformer Ratio)
I
OH
I
OL
Receiver, 100Base-TX
Receiver, 10BaseT
Conditions
Min
Typical Max Units
10
Output Tristate Leakage Current
μA
TX+/- Output Current High
TX+/- Output Current Low
40
mA
uA
0
TX+/- Output Current High
TX+/- Output Current Low
100
mA
μA
0
TX+/- Output Current High
TX+/- Output Current Low
32
mA
μA
0
TX+/- Output Current High
TX+/- Output Current Low
80
mA
μA
0
RX+/- Common-mode input voltage
RX+/- Differential input resistance
1.32
20
V
K
Differential Input Resistance
Input Squelch Threshold
7.4 AC Characteristics (0
°
C<Ta<60
°
C, 3.15V<Vcc<3.45V)
20
340
k
mV
Parameter
Symbol
Conditions
Min
Typical Max Units
Transmitter, 100Base-TX
50
from each output to Vcc, Best-fit over
14 bit times
50
from each output to Vcc,
|
Vp+
|
/
|
Vp-
|
Differential Output Voltage,
peak-to-peak
Differential Output Voltage
Symmetry
Differential Output Overshoot
Rise/Fall time
Rise/Fall time imbalance
Duty Cycle Distortion
VOD
1.968
V
VOS
1
%
VOO
t
r
,t
f
|
t
r
- t
f
|
Percent of Vp+ or Vp-
10-90% of Vp+ or Vp-
3.32
3.8
200
±
175
5
4.1
500
±
200
%
ns
ps
ps
3.3
Deviation from best-fit time-grid, 010101...
Sequence
Idle pattern
Transmitter, 10Base-T
50
from each output to Vcc, all pattern
Timing jitter
0.9
1.0
ns
Differential Output Voltage,
peak-to-peak
TP_IDL Silence Duration
VOD
4.5
5.06
5.5
V
Period of time from start of TP_IDL to link
pulses or period of time between link pulses
Peak output current on TD short circuit for
10 seconds
Return loss from 5MHz to 10MHz for
reference resistance of 100
Terminate each end with 50
resistive load
Return loss from 5MHz to 10MHz for
reference resistance of 100
dB below fundamental, 20 cycles of all
ones data
TP_IDL width
13.6
15.6
16
ms
TD Short Circuit Fault
Tolerance
TD Differential Output
Impedance (return loss)
TD Common-Mode Output Voltage
Transmitter Output Jitter
RD Differential Output
Impedance (return loss)
Harmonic Content
152
mA
26
40
dB
Ecm
45.6
11.5
50
mV
ns
dB
35
27
28
dB
Start-of-idle Pulse width
280
330
ns
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