pef22504 Infineon Technologies Corporation, pef22504 Datasheet - Page 247

• Manufacturer Part Number: pef22504
• Description: Quad E1/t1/j1 Line Interface Component For Long- And Short-haul Applications Pef 22504 E, Pef 22504 Ht, Version 2.1
• Manufacturer: Infineon Technologies Corporation

Table 78
Register
PCD = ´0A
PCR = ´15
LIM1.RIL(2:0) = ´02
GCR.SCI = ´1´
LIM2.LOS1 = ´1´
Note: After the device configuration a software reset should be executed by setting of bits CMDR.XRES/RRES.
Data Sheet
H
H
´
´
Line Interface Configuration (T1/J1) (cont’d)
H
´
Additional Recovery Interrupts. Help to meet alarm activation and deactivation
Function
LOS detection after 176 consecutive “zeros” (fulfills G.775/Telcordia (Bellcore)/AT&T)
LOS recovery after 22 “ones” in the PCD interval (fulfills G.775, Bellcore/AT&T).
LOS threshold of 0.6 V (fulfills G.775).
conditions in time.
Automatic pulse-density check on 15 consecutive zeros for LOS recovery condition
(Bellcore requirement)
247
Operational Description
Rev. 1.3, 2006-01-25
QuadLIU
PEF 22504
TM