User manual

CY8C27143, CY8C27243
CY8C27443, CY8C27543, CY8C27643
Document Number: 38-12012 Rev. *O Page 20 of 53
Absolute Maximum Ratings
Exceeding maximum ratings may shorten the useful life of the device. User guidelines are not tested.
Operating Temperature
Table 14. Absolute Maximum Ratings
Symbol Description Min Typ Max Unit Notes
T
STG
Storage Temperature -55 25 +100
o
C Higher storage temperatures reduce
data retention time. Recommended
storage temperature is +25°C ±
25°C. Extended duration storage
temperatures above 65
o
C degrade
reliability.
T
A
Ambient Temperature with Power Applied -40 +85
o
C
Vdd Supply Voltage on Vdd Relative to Vss -0.5 +6.0 V
V
IO
DC Input Voltage Vss- 0.5 Vdd + 0.5 V
V
IOZ
DC Voltage Applied to Tri-state Vss -
0.5
Vdd + 0.5 V
I
MIO
Maximum Current into any Port Pin -25 +50 mA
I
MAIO
Maximum Current into any Port Pin Configured
as Analog Driver
-50 +50 mA
ESD Electro Static Discharge Voltage 2000 V Human Body Model ESD.
LU Latch up Current 200 mA
Table 15. Operating Temperature
Symbol Description Min Typ Max Unit Notes
T
A
Ambient Temperature -40 +85
o
C
T
J
Junction Temperature -40 +100
o
C The temperature rise from ambient
to junction is package specific. See
“Thermal Impedances” on page 46.
The user must limit the power
consumption to comply with this
requirement.
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