參數(shù)資料
型號: VSC7135
廠商: Vitesse Semiconductor Corporation.
英文描述: 1.25Gbits/sec Gigabit Ethernet Transceiver
中文描述: 1.25Gbits/sec千兆以太網(wǎng)收發(fā)器
文件頁數(shù): 5/16頁
文件大?。?/td> 138K
代理商: VSC7135
VITESSE
SEMICONDUCTOR CORPORATION
Page 5
5/28/98
741 Calle Plano, Camarillo, CA 93012 805/388-3700 FAX: 805/987-5896
VITESSE
Data Sheet
VSC7135
1.25Gbits/sec
Gigabit Ethernet Transceiver
G52146-0, Rev. 4.0
AC Characteristics
Figure 4: Transmit Timing Waveforms
Table 1: Transmit AC Characteristics
Parameters
Description
Min
Max
Units
Conditions
T
1
T0:9 Setup time to the rising
edge of REFCLK
1.5
ns.
Measured between thevalid
data level of T0:9 to the 1.4V
point of REFCLK
T
2
T0:9 hold time after the
rising edge of REFCLK
1.0
ns.
T
SDR
,T
SDF
TX+/TX- rise and fall time
300
ps.
20% to 80%, 75 Ohm load to
Vss, Tested on a sample basis
T
LAT
Latentcy from rising edge of
REFCLK to T0 appearing on
TX+/TX-
11bc - 1ns
ns.
bc = Bit clocks
ns = Nano second
Transmitter Output Jitter Allocation
T
J
Total data output jitter (p-p)
192
ps.
IEEE 802.3Z Clause 38.68,
tested on a sample basis
IEEE 802.3Z Clause 38.69,
tested on a sample basis
T
DJ
Serial data output
deterministic jitter (p-p)
80
ps.
Data Valid
T0:9
T
1
10 Bit Data
T
2
REFCLK
Data Valid
Data Valid
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