IDT1339
REAL-TIME CLOCK WITH SERIAL I
2
C INTERFACE RTC
IDT®
REAL-TIME CLOCK WITH SERIAL I
2
C INTERFACE 19
IDT1339 REV S 031014
Thermal Characteristics for 8MSOP
Thermal Characteristics for 8SOIC
Thermal Characteristics for 16SOIC
Parameter Symbol Conditions Min. Typ. Max. Units
Thermal Resistance Junction to
Ambient
JA
Still air 95 C/W
Thermal Resistance Junction to Case
JC
48 C/W
Parameter Symbol Conditions Min. Typ. Max. Units
Thermal Resistance Junction to
Ambient
JA
Still air 150 C/W
JA
1 m/s air flow 140 C/W
JA
3 m/s air flow 120 C/W
Thermal Resistance Junction to Case
JC
40 C/W
Parameter Symbol Conditions Min. Typ. Max. Units
Thermal Resistance Junction to
Ambient
JA
Still air 120 C/W
JA
1 m/s air flow 115 C/W
JA
3 m/s air flow 105 C/W
Thermal Resistance Junction to Case
JC
58 C/W