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): 47/56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
47
Table 25. 100BASE-TX Transceiver Electrical Characteristics
Parameter
Symbol
Min
Typ
1
Max
Units
Test Conditions
Peak differential output voltage
(single ended)
V
P
0.95
1.0
1.05
V
Note 2
Signal amplitude symmetry
98
102
%
Note 2
Signal rise/fall time
Trf
3.0
5.0
ns
Note 2
Rise/fall time symmetry
Trfs
0.5
ns
Note 2
Duty cycle distortion
+/- 0.5
ns
Offset from 8 ns pulse width at 50%
of pulse peak,
Overshoot
Vo
5
%
1. Typical values are at 25
°
C and are for design aid only; not guaranteed and not subject to production testing.
2. Measured at line side of transformer, line replaced by 100
(±1%) resistor.
Table 26. 10BASE-T Transceiver Electrical Characteristics
Parameter
Symbol
Min
Typ
1
Max
Units
Test Conditions
Transmitter
Peak differential output voltage
V
P
2.2
2.5
2.8
V
Measured at line side of
transformer, line replaced by 100
(± .1%) resistor
Transmit timing jitter addition
2
8
24
ms
0 line length for internal MAU
Transmit timing jitter added by the
MAU and PLS sections
0
11
ns
After line model specified by IEEE
802.3 for 10BASE-T internal MAU
Receiver
Receive input impedance
Z
IN
20
k
Between TPIP/TPIN
Differential Squelch Threshold
V
DS
390
mV
5 MHz square wave input,
750 mVpp
1. Typical values are at 25
°
C and are for design aid only; not guaranteed and not subject to production testing.
2. Parameter is guaranteed by design; not subject to production testing.
3. IEEE 802.3 specifies maximum jitter additions at 1.5 ns for the AUI cable, 0.5 ns from the encoder, and 3.5 ns from the MAU.
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