PM5316 Datasheet, PDF (488/491 Pages) PMC-Sierra, Inc – Quad Channel 155 Mbit/s SONET/SDH Framer and Aligner

SONET/SDH Payload Extractor/Aligner (SPECTRA-4x155)
Production
Figure 67 Theta Ja vs. Airflow Plot
PM5316-BI
20
15
10
5
0
Conv 100 200 300 400 500
Airflow (Linear Feet per Minute)
Dense Board JEDEC Board
Notes
1. Dense Board – Board with 3x3 array of the same device with spacing of 4mm between device. 6 layer
board (3 signal layers, 3 power layers). Chart represents device in the center of the array. Chart
represents values obtained through simulation.
2. JEDEC Board – Single component on a board. 4 layer board (2 signal layers, 2 power layers),
metallization length x width = 94 mm x 94 mm. Board dimension = 114mmx142mm. JEDEC
Measurement as per EIA/GESD51-1.
Proprietary and Confidential to PMC-Sierra, Inc. and for its customers’ internal use
469
Document ID: PMC-1990822, Issue 4