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ICS271 Datasheet, PDF (7/8 Pages) Integrated Circuit Systems – Triple PLL Field Programmable VCXO Clock Synthesizer | |||
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PRELIMINARY INFORMATION
ICS271
Triple PLL Field Programmable VCXO Clock Synthesizer
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
θJA Still air
θJA 1 m/s air flow
θJA 3 m/s air flow
Thermal Resistance Junction to Case θJC
Min.
Typ.
93
78
65
20
Max.
Units
°C/W
°C/W
°C/W
°C/W
Marking Diagrams
20
11
Marking Diagrams (Pb free)
20
11
271PG
######
YYWW
1
10
271PGL
######
YYWW
1
10
20
11
271PGI
######
YYWW
1
10
20
11
271PGIL
######
YYWW
1
10
Notes:
1. ###### is the lot number.
2. YYWW is the last two digits of the year and week that the part was assembled.
3. âIâ denotes industrial temperature range (if applicable).
4. âLâ denotes Pb (lead) free package.
5. Bottom marking: country of origin.
MDS 271 A
7
Revision 040705
Integrated Circuit Systems, Inc. â 525 Race Street, San Jose, CA 95126 â tel (408) 297-1201 â www.icst.com
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