tfra08c13 ETC-unknow, tfra08c13 Datasheet - Page 30

• Manufacturer Part Number: tfra08c13
• Description: Tfra08c13 Octal T1/e1 Framer
• Manufacturer: ETC-unknow

TFRA08C13 OCTAL T1/E1 Framer
LIU-Framer Interface
Figure 6 shows the timing requirements for the transmit and receive framer interfaces in the LIU-bypass mode.
30
Figure 6. Transmit Framer TLCK to TND, TPD and Receive Framer RND, RPD to RLCK Timing
RFRMCK
RND, RPD
TND, TPD
PLLCK
RLCK
TLCK
(continued)
t2r-f
t6
t8
t1
t4
t7
t3
t5
t2f-r
t1-DS1
t1-CEPT
t2r-f: t2f-r: PLLCK TO TLCK DELAY = 50 ns
t3-DS1 = 648 ns
t3-CEPT = 488 ns
t4 = TLCK TO VALID TPD, TND = 30 ns
t5-DS1 = 648 ns
t5-CEPT = 488 ns
t6 = RPD, RND SETUP TO RISING RLCK = 40 ns
t7 = RPD, RND HOLD FROM RISING RLCK = 40 ns
t8r-f: t8f-r: RLCK TO RFRMCK DELAY = 50 ns
HFLF = 0
648 ns
488 ns
BIT 0 OF FRM_PR45
IS THE HFLF BIT
Preliminary Data Sheet
Lucent Technologies Inc.
HFLF = 1
Lucent Technologies Inc.
162 ns
122 ns
October 2000
5-4558(F).dr.1