參數(shù)資料
型號: VSC7212
廠商: Vitesse Semiconductor Corporation.
英文描述: Gigabit Interconnect Chip
中文描述: 千兆互連芯片
文件頁數(shù): 21/34頁
文件大?。?/td> 504K
代理商: VSC7212
VITESSE
Preliminary Data Sheet
VSC7212
Gigabit Interconnect Chip
G52268-0, Rev 3.3
04/10/01
Page 21
VITESSE
SEMICONDUCTOR CORPORATION
741 Calle Plano
Camarillo, CA 93012
Tel: (800)-VITESSE
FAX: (805) 987-5896
Email: prodinfo@vitesse.com
Internet: www.vitesse.com
Figure 15: Transmit Input Timing Waveforms with
TMODE
= 11X (
ASIC-Friendly
Timing)
Table 10: Transmit Input AC Characteristics with
TMODE
= 11X
Figure 16: Transmit Serial Timing Waveforms
Table 11: Transmit Serial AC Characteristics
Parameters
Description
Min
Max
Units
Conditions
T
S
Input Skew relative to the rising
edge of TBC
2.0
bc
Measured between the valid data
level of the input and the 1.4V point
of TBC
Parameters
Description
Min
Max
Units
Conditions
T
SDR,
T
SDF
TX+/- rise and fall time
330
ps
Between V
OL(MAX)
and
V
OH(MIN)
ENDEC=1 TMODE=000
ENDEC=1 TMODE=10X
IEEE 802.3z Clause 38.69,
Tested on a sample basis
IEEE 802.3z Clause 38.69,
Tested on a sample basis
T
LAT
Latency, REFCLK to TX0
Latency, TBC to TX0
Serial data output
Total Jitter (p-p)
Serial data output
Deterministic Jitter (p-p)
22bc+0.2ns
36bc+0.0ns
22bc+0.8ns
38bc+0.3ns
bc + ns
T
J
192
ps
T
DJ
80
ps
Valid
T
S
Valid
Valid
T
S
Internal Clock
(from PLL)
TBC
T(7:0)
C/D
WSEN
T
SDR,
T
SDF
T
LAT
TX+, TX-
TX0
Internal Clock
(from PLL)
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