Proprietary TranSwitch Corporation Information for use Solely by its Customers
L3M
TXC-03452B
DATA SHEET
Figure 21. Transmit Alarm Indication Port Timing
tPWL tPWH
tPWL
TAIPC
(INPUT)
tH(1)
tSU(1)
TAIPF
(INPUT)
tH(2)
tSU(2)
TAIPD
(INPUT)
Bit 1
Byte1
Bit 2
Byte 1
Bit 3
Byte 1
Bit 4
Byte 1
Bit 5
Byte 1
Bit 6
Byte 1
Bit 7
Byte 1
Bit 8
Byte 1
Bit 1
Byte 2
Note: Alarm indication byte consists of eight bits and is repeated nine times. Bit 8 in
each byte is stretched. The first four bits correspond to the FEBE count (bits 1
through 4 in G1), bit 5 is the path RDI value, and bits 6 and 7 are set to 0, while bit
8 is set to 1.
Parameter
Symbol
Min
Typ
Max
Unit
TAIPC low time
tPWL
tPWH
tSU(1)
tH(1)
617
3395
ns
ns
ns
ns
ns
ns
TAIPC high time
771.7
TAIPF set-up time to TAIPC↑
TAIPF hold time after TAIPC↑
TAIPD set-up time to TAIPC↑
TAIPD set-up time after TAIPC↑
7.0
3.0
7.0
3.0
tSU(2)
tH(2)
TXC-03452B-MB
Ed. 6, April 2001
- 41 of 96 -
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