參數(shù)資料
型號(hào): 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): 12/49頁
文件大?。?/td> 1090K
代理商: TNET3001
TNETS3001
SONET STS-1 OVERHEAD TERMINATOR
SDNS007B – OCTOBER 1993 – REVISED JUNE 1995
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, C
L
= 15 pF (see Note 4 and Figure 3)
NO.
MIN
TYP
MAX
UNIT
1
tc(ORCO)
tw(ORCO-H)
tw(ORCO-L)
td(SRFR)
td(LRFR)
td(RAP)
Clock cycle time, ORCO
1736
ns
2
Pulse duration, ORCO high
868
ns
3
Pulse duration, ORCO low
868
ns
4
Delay time, ORCO
to SRFR
ns
4
Delay time, ORCO
to LRFR
ns
5
Delay time, ORCO
to RAP
ns
NOTE 4: Timing intervals are measured at (VOH–VOL)/2 or (VIH–VIL)/2 as applicable.
ORCO
(output)
ORDO
(output)
E1 Byte
K1 Byte
K2 Byte
E2 Byte
Empty
E1 Byte
SRFR
(output)
RAP
(output)
LRFR
(output)
Two Empty
Bytes
Two Empty
Bytes
Section
Orderwire
APS Bytes
Line
Orderwire
Section
Orderwire
ORDO
ORCO
1
2
3
LRFR
SRFR
4
MSB
Orderwire
ORDO
ORCO
RAP
5
LSB
K2 Byte
ALTOW = 0 ALTOW = 1
(bit 3, address 0FA)
Figure 3. APS and Orderwire Output Timing
P
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