參數(shù)資料
型號: VSC7125QU
廠商: VITESSE SEMICONDUCTOR CORP
元件分類: 通信及網(wǎng)絡(luò)
英文描述: 1.0625 Gbits/sec Fibre Channel Transceiver
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP64
封裝: 10 X 10 MM, PLASTIC, QFP-64
文件頁數(shù): 5/16頁
文件大?。?/td> 123K
代理商: VSC7125QU
VITESSE
SEMICONDUCTOR CORPORATION
Page 5
4/23/98
741 Calle Plano, Camarillo, CA 93012 805/388-3700 FAX: 805/987-5896
VITESSE
Data Sheet
VSC7125
1.0625 Gbits/sec Fibre
Channel Transceiver
G52121-0, Rev. 4.1
Figure 4: Transmit Timing Waveforms
AC Characteristics
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 the valid
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
Latency 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
rj
Serial data output random
jitter (RMS)
Serial data output
deterministic jitter (p-p)
20
ps.
RMS, tested on a sample basis
(refer to Figure 8)
Peak to peak, tested on a sample
basis (refer to Figure 8)
T
DJ
100
ps.
Data Valid
T0:9
T
1
10 Bit Data
T
2
REFCLK
Data Valid
Data Valid
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