VSC852TV 查看數據表（PDF） - Vitesse Semiconductor
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VSC852TV Datasheet PDF : 16 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
Data Sheet
VSC852
1.6Gb/s 64x64
Crosspoint Switch
AC Characteristics
Table 5: Data Path
Parameter
Description
FRATE
TSKW
tR, tF
tR, tF
tjP
Data rate
Channel-to-channel delay skew(1)
High-speed input rise/fall times, 20% to 80%
High-speed output rise/fall times, 20% to 80%
Output delay jitter, peak-peak(1)
NOTE: (1) Tested on sample basis only.
Min
Typ
1
Table 6: Program Interface
Parameter
Description
Min
Typ
TPER(CLK)
Serial clock period
40
TPW(CLK)
Serial clock pulse width
16
TSU(SDIN)
Serial data input setup time
2
THO(SDIN)
Serial data input hold time
2
TSU(READ)
READ pulse setup time
2
THO(READ)
READ pulse hold time
2
TSU(LOAD)
LOAD pulse setup time
2
THO(LOAD)
LOAD pulse hold time
2
TPD(SDOUT)
Serial data output propagation delay(1)
TD(CONFIG) Configuration pulse delay time
3
TPW(CONFIG) Configuration pulse width
30
TPD(CONFIG) Configuration delay
NOTE: (1) 20pF load.
Figure 3: AC Timing Diagram
Tper
Tpw
CLK
Tsu
Tho
SDIN
READ,
LOAD
Tsu
Tho
Tpd
SDOUT
Td
Tpw
CONFIG
LOAD asserted
Tpd
Y(n)
A(x)
A(y)
Max
1.6
250
250
100
Max
10
5
G52245-0, Rev 4.2
06/01/01
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800)-VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
Units
Gb/s
ns
ps
ps
ps
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Page 5
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