Cypress CY8C24423 Manual De Usuario

Document Number: 38-12011  Rev. *G

Page 17 of 43

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, or 3.0V to 3.6V and -40°C ≤ T

A

 

≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and

are for design guidance only or unless otherwise specified.  

Vdd

Supply Voltage

3.00

–

5.25

V

I

DD

Supply Current

–

5

8

mA

Conditions are Vdd = 5.0V, 25 

o

C, 

CPU = 3 MHz, 48 MHz disabled. VC1 
= 1.5 MHz, VC2 = 93.75 kHz, 
VC3 = 93.75 kHz.

I

DD3

Supply Current

–

3.3

6.0

mA

Conditions are Vdd = 3.3V, T

A

 = 25

 

o

C, CPU = 3 MHz, 48 MHz = 

Disabled, VC1 = 1.5 MHz, 
VC2 = 93.75 kHz, VC3 = 93.75 kHz. 

I

SB

Sleep (Mode) Current with POR, LVD, 
Sleep Timer, and WDT.

a

a. Standby current includes all functions (POR, LVD, WDT, Sleep Time) needed for reliable system operation. This must be compared with devices that have similar 

functions enabled.

–

3

6.5

μA

Conditions are with internal slow 
speed oscillator, Vdd = 3.3V, -40

 o

C 

<= T

A

 <= 55 

o

C.

I

SBH

Sleep (Mode) Current with POR, LVD, 
Sleep Timer, and WDT at high temper-
ature.

a

–

4

25

μA

Conditions are with internal slow 
speed oscillator, Vdd = 3.3V, 
55

 o

C < T

A

 <= 85 

o

C.

I

SBXTL

Sleep (Mode) Current with POR, LVD, 
Sleep Timer, WDT, and external crystal.

a

–

4

7.5

μA

Conditions are with properly loaded, 
1 

μW max, 32.768 kHz crystal. Vdd 

= 3.3V, -40

 o

C <= T

A

 <= 55 

o

C.

I

SBXTLH

Sleep (Mode) Current with POR, LVD, 
Sleep Timer, WDT, and external crystal at 
high temperature.

a

–

5

26

μA

Conditions are with properly loaded, 
1

μW max, 32.768 kHz crystal.

Vdd = 3.3 V, 55

 o

C < T

A

 <= 85 

o

C.

V

REF

Reference Voltage (Bandgap)

1.275

1.3

1.325

V

Trimmed for appropriate Vdd.