Cypress Perform CY7C68013 - Manual (Page 36)

CY7C68013A, CY7C68014A
CY7C68015A, CY7C68016A
Document #: 38-08032 Rev. *L Page 36 of 62
6. Absolute Maximum Ratings
Storage Temperature ..................................................................................................................................................... 65°C to +150°C
Ambient Temperature with Power Supplied (Commercial) ................................................................................................ 0°C to +70°C
Ambient Temperature with Power Supplied (Industrial).............................................................................................. –40°C to +105°C
Supply Voltage to Ground Potential................................................................................................................................ –0.5V to +4.0V
DC Input Voltage to Any Input Pin [15] ............................................................................................................................................ 5.25V
DC Voltage Applied to Outputs in High Z State .................................................................................................... –0.5V to VCC + 0.5V
Power Dissipation ...................................................................................................................................................................... 300 mW
Static Discharge Voltage.............................................................................................................................................................>2000V
Max Output Current, per IO port................................................................................................................................................... 10 mA
Max Output Current, all five IO ports (128- and 100-pin packages) ............................................................................................. 50 mA
7. Operating Conditions
T
A
(Ambient Temperature Under Bias) Commercial ......................................................................................................... 0°C to +70°C
T
A
(Ambient Temperature Under Bias) Industrial......................................................................................................... –40°C to +105°C
Supply Voltage............................................................................................................................................................ +3.00V to +3.60V
Ground Voltage................................................................................................................................................................................... 0V
F
OSC
(Oscillator or Crystal Frequency).......................................................................................24 MHz ± 100 ppm, Parallel Resonant
8. Thermal Characteristics
The following table displays the thermal characteristics of various packages:
The Junction Temperature
θ
j, can be calculated using the following equation:
θ
j = P*
θ
Ja +
θ
a
where,
P = Power
θ
Ja = Junction to Ambient Temperature (
θ
Jc +
θ
Ca)
θ
a = Ambient Temperature (70 C)
The Case Temperature
θ
c, can be calculated using the following equation:
θ
c = P*
θ
Ca +
θ
a
where,
P = Power
θ
Ca = Case to Ambient Temperature
θ
a = Ambient Temperature (70 C)
Table 13. Thermal Characteristics
Package
θ
a
Ambient Temperature
(°C)
θ
Jc
Junction to Case
Temperature
(°C/W)
θ
Ca
Case to Ambient
Temperature
(°C/W)
θ
Ja
Junction to Ambient Temperature
θ
Jc +
θ
Ca
(°C/W)
56 SSOP 70 24.4 23.3 47.7
100 TQFP 70 11.9 34.0 45.9
128 TQFP 70 15.5 27.7 43.2
56 QFN 70 10.6 14.6 25.2
56 VFBGA 70 30.9 27.7 58.6
Note
15. Do not power IO with chip power off.
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