參數(shù)資料
型號: TNET3001
廠商: Texas Instruments, Inc.
英文描述: SONET STS-1 Overhead Terminator(SONET STS-1附加終端)
中文描述: SONET的STS - 1的開銷終結(jié)者(SONET的STS - 1的附加終端)
文件頁數(shù): 15/49頁
文件大?。?/td> 1090K
代理商: TNET3001
TNETS3001
SONET STS-1 OVERHEAD TERMINATOR
SDNS007B – OCTOBER 1993 – REVISED JUNE 1995
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements, C
L
= 15 pF (see Note 4 and Figure 7)
NO.
MIN
MAX
UNIT
1
tsu(STDI)
th(STDI)
Setup time, STDI valid before STCO
ns
2
Hold time, STDI valid after STCO
ns
operating characteristics, C
L
= 15 pF (see Note 4 and Figure 7)
NO.
MIN
TYP
MAX
UNIT
μ
s
3
tc(STCO)
tw(STCOH)
tw(STCOL)
Clock cycle time, STCO
5.21
4
Pulse duration, STCO high
2.6
μ
s
5
Pulse duration, STCO low
2.6
μ
s
NOTE 4: Timing intervals are measured at (VOH–VOL)/2 or (VIH–VIL)/2 as applicable.
Figure 7. Section-Datacom-Channel Input Timing
STDI
(input)
STCO
(output)
3
4
1
2
5
Don’t Care
Don’t Care
timing requirements, C
L
= 15 pF (see Note 4 and Figure 8)
NO.
MIN
MAX
UNIT
1
tsu(LTDI)
th(LTDI)
Setup time, LTDI valid before LTCO
ns
2
Hold time, LTDI valid after LTCO
ns
operating characteristics, C
L
= 15 pF (see Note 4 and Figure 8)
NO.
MIN
NOM
MAX
UNIT
3
tc(LTCO)
tw(LTCOH)
tw(LTCOL)
Clock cycle time, LTCO
1736
ns
4
Pulse duration, LTCO high
868
ns
5
Pulse duration, LTCO low
868
ns
NOTE 4: Timing intervals are measured at (VOH–VOL)/2 or (VIH–VIL)/2 as applicable.
Figure 8. Line-Datacom-Channel Input Timing
LTDI
(input)
LTCO
(output)
3
4
1
2
5
Don’t Care
Don’t Care
P
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