GS2985 Datasheet, PDF (43/45 Pages) Gennum Corporation – Uses standard 27MHz crystal

6.2 Recommended PCB Footprint
0.50
0.25
0.55
8.70 7.10
CENTER PAD
7.10
8.70
6.3 Packaging Data
NOTE: All dimensions
are in millimeters.
Parameter
Package Type
Moisture Sensitivity Level (per JEDEC
J-STD-020C)
Junction to Case Thermal Resistance, θj-c
Junction to Air Thermal Resistance, θj-a (at
zero airflow)
Junction to Board Thermal Resistance, θj-b
Psi, Ψ
Pb-free and RoHS Compliant
Value
9mm x 9mm 64-pin QFN
3
9.1°C/W
21.5°C/W
5.6°C/W
0.2°C/W
Yes
GS2985 Multi-Rate SDI Reclocker with Equalization &
De-emphasis
Data Sheet
36663 - 5
July 2012
43 of 45
Proprietary & Confidential