ICS275 Datasheet, PDF (7/8 Pages) Integrated Circuit Systems – Triple PLL Field Programmable VCXO Clock Synthesizer

PRELIMINARY INFORMATION
ICS275
Triple PLL Field Programmable VCXO Clock Synthesizer
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
θ_JA Still air
θ_JA 1 m/s air flow
θ_JA 3 m/s air flow
Thermal Resistance Junction to Case θ_JC
Min.
Typ.
78
70
68
37
Max.
Units
°C/W
°C/W
°C/W
°C/W
Marking Diagrams
Marking Diagrams (Pb free)
16
9
16
9
275PG
######
YYWW
275PGL
######
YYWW
1
8
1
8
16
9
16
9
275PGI
######
YYWW
275PGIL
######
YYWW
1
8
1
8
Notes:
1. ###### is the lot number.
2. YYWW is the last two digits of the year and week that the part was assembled.
3. “I” denotes industrial temp. range (if applicable).
4. “L” denotes Pb (lead) free package.
5. Bottom marking: country of origin.
MDS 275 B
7
Revision 040805
Integrated Circuit Systems, Inc. ● 525 Race Street, San Jose, CA 95126 ● tel [phone] ● www.icst.com