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CY8C21634, CY8C21534
CY8C21434, CY8C21334, CY8C21234
Document Number: 38-12025 Rev. *O Page 19 of 45
Absolute Maximum Ratings
Operating Temperature
DC Electrical Characteristics
DC Chip-Level Specifications
Table 14 lists the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to
5V, 3.3V, or 2.7V at 25°C and are for design guidance only.
Table 12. Absolute Maximum Ratings
Symbol Description Min Typ Max Units Notes
T
STG
Storage Temperature -55 25 +100
o
C Higher storage temperatures
reduce data retention time. Recom-
mended storage temperature is
+25
o
C ± 25
o
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
ESD Electro Static Discharge Voltage 2000 – – V Human Body Model ESD.
LU Latch-up Current – – 200 mA
Table 13. Operating Temperature
Symbol Description Min Typ Max Units 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
Table 40 on page 38. The user must
limit the power consumption to
comply with this requirement.
Table 14. DC Chip-Level Specifications
Symbol Description Min Typ Max Units Notes
Vdd Supply Voltage 2.40 – 5.25 V See Table 23 on page 24.
I
DD
Supply Current, IMO = 24 MHz – 3 4 mA Conditions are Vdd = 5.0V,
T
A
= 25
o
C, CPU = 3 MHz, 48 MHz
disabled. VC1 = 1.5 MHz,
VC2 = 93.75 kHz, VC3 = 0.366 kHz.
I
DD3
Supply Current, IMO = 6 MHz using SLIMO
mode.
– 1.2 2 mA Conditions are Vdd = 3.3V,
T
A
= 25
o
C, CPU = 3 MHz, clock
doubler disabled. VC1 = 375 kHz,
VC2 = 23.4 kHz, VC3 = 0.091 kHz.
I
DD27
Supply Current, IMO = 6 MHz using SLIMO
mode.
– 1.1 1.5 mA Conditions are Vdd = 2.55V,
T
A
= 25
o
C, CPU = 3 MHz, clock
doubler disabled. VC1 = 375 kHz,
VC2 = 23.4 kHz, VC3 = 0.091 kHz.
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