參數(shù)資料
型號： RTL8305SB
英文描述： RTL8305SB
中文描述： RTL8305SB
文件頁數(shù)： 58/66頁
文件大?。?/td> 963K
代理商： RTL8305SB
RTL8305SB
2002/04/09
58
Rev.1.0
Parameter
SYM
|
I
OZ
|
Conditions
Min
Typical
Max
10
Units
uA
Output Three state Leakage
Current
Transmitter, 100Base-TX (1:1 Transformer Ratio)
I
OH
I
OL
Transmitter, 10Base-T(1:1 Transformer Ratio)
I
OH
I
OL
TX+/- Output Current High
TX+/- Output Current Low
20
mA
uA
0
TX+/- Output Current High
TX+/- Output Current Low
Receiver, 100Base-TX
RX+/- Common-mode
input voltage
RX+/- Differential input
resistance
Receiver, 10BaseT
Differential Input
Resistance
Input Squelch Threshold
9.4 AC Characteristics
50
mA
uA
0
1.6
V
20
k
20
k
340
mV
Parameter
SYM
Conditions
Min
Typical
Max
Units
Transmitter, 100Base-TX
Differential Output Voltage,
peak-to-peak
Differential Output Voltage
Symmetry
Differential Output
Overshoot
Rise/Fall time
Rise/Fall time imbalance
Duty Cycle Distortion
VOD 50
from each output to Vcc, Best-fit over 14
bit times
VOS 50
from each output to Vcc,
|
Vp+
|
/
|
Vp-
|
V
%
VOO
t
r
,t
f
10-90% of Vp+ or Vp-
|
t
r
- t
f
|
Deviation from best-fit time-grid, 010101 …
Sequence
Idle pattern
Percent of Vp+ or Vp-
%
ns
ps
ps
Timing jitter
ns
Transmitter, 10Base-T
Differential Output Voltage,
peak-to-peak
TP_IDL Silence Duration
VOD 50
from each output to Vcc, all pattern
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
.
Ecm Terminate each end with 50
resistive load.
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
mA
dB
mV
Return loss from 5MHz to 10MHz for reference
resistance of 100
.
dB below fundamental, 20 cycles of all ones
data
TP_IDL width
ns
dB
dB
Start-of-idle Pulse width
ns
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