PMC-Sierra, Inc.
PRELIMINARY
PM5381 S/UNI-2488
DATASHEET
PMC-2000489
ISSUE 1
SATURN USER NETWORK INTERFACE FOR 2488 MBIT/S
PGMRCLKSRC[1:0]:
The programmable receive clock source (PGMRCLKSRC[1:0]) bits select the source of the
PGMRCLK output clock when the S/UNI-2488 is in quad STS-12 (STM-4) mode. When the
SP2488 is in STS-48 (STM-16) mode, RDCLK is the source of the PGMRCLK output clock.
PGMRCLKSRC[1:0]
Source
PICLK1
PICLK2
PICLK3
PICLK4
00
01
10
11
Proprietary and Confidentail to PMC-Sierra Inc., and for its Customer’s Internal Use
133