September 18, 2006 Document No. 001-05356 Rev. *B 12
CY8C20234, CY8C20334, CY8C20434 Final Data Sheet 2. Electrical Specifications
2.1 Absolute Maximum Ratings
2.2 Operating Temperature
2.3 DC Electrical Characteristics
2.3.1 DC Chip-Level Specifications
The following table lists 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 2-2. Absolute Maximum Ratings
Symbol Description Min Typ Max Units Notes
T
STG
Storage Temperature -55 25 +100
o
C
Higher storage temperatures will reduce data
retention time. Recommended storage temper-
ature is +25
o
C ± 25
o
C. Extended duration stor-
age temperatures above 65
o
C will 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 2-3. 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 “Thermal Impedances”
on page 27. The user must limit the power con-
sumption to comply with this requirement.
Table 2-4. DC Chip-Level Specifications
Symbol Description Min Typ Max Units Notes
Vdd Supply Voltage 2.40 – 5.25 V See table titled “DC POR and LVD Specifica-
tions” on page 14.
I
DD12
Supply Current, IMO = 12 MHz – 1.5 2.5 mA
Conditions are Vdd = 3.0V, T
A
= 25
o
C, CPU = 12
MHz.
I
DD6
Supply Current, IMO = 6 MHz – 1 1.5 mA
Conditions are Vdd = 3.0V, T
A
= 25
o
C, CPU = 6
MHz.
I
SB27
Sleep (Mode) Current with POR, LVD, Sleep Timer, WDT,
and internal slow oscillator active. Mid temperature range.
– 2.6 4. µA
Vdd = 2.55V, 0
o
C ≤ T
A
≤ 40
o
C.
I
SB
Sleep (Mode) Current with POR, LVD, Sleep Timer, WDT,
and internal slow oscillator active.
– 2.8 5 µA
Vdd = 3.3V, -40
o
C ≤ T
A
≤ 85
o
C.
