Cypress CY8C24123A Manual De Usuario

Document Number: 38-12028  Rev. *I

Page 20 of 56

 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, and 2.7V at 25°C and are for design guidance only.  

Vdd

Supply Voltage

2.4

–

5.25

V

See DC POR and LVD specifications, 

I

DD

Supply Current

–

5

8

mA

Conditions are Vdd = 5.0V, T

A

 = 25°C, 

CPU = 3 MHz, SYSCLK doubler 
disabled, VC1 = 1.5 MHz,
VC2 = 93.75 kHz, VC3 = 93.75 kHz, 
analog power = off. 
SLIMO mode = 0. IMO = 24 MHz.

I

DD3

Supply Current

–

3.3

6.0

mA

Conditions are Vdd = 3.3V, T

A

= 25 °C, 

CPU = 3 MHz, SYSCLK doubler 
disabled, VC1 = 1.5 MHz, 
VC2 = 93.75 kHz, VC3 = 93.75 kHz, 
analog power = off. SLIMO mode = 0. 
IMO = 24 MHz.

I

DD27

Supply Current

–

2

4

mA

Conditions are Vdd = 2.7V, T

A

 = 25°C, 

CPU = 0.75 MHz, SYSCLK doubler 
disabled, VC1 = 0.375 MHz, 
VC2 = 23.44 kHz, VC3 = 0.09 kHz, 
analog power = off. SLIMO mode = 1. 
IMO = 6 MHz.

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°C 

≤ 

T

A

 

≤ 55°C, analog power = off.

I

SBH

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

a

–

4

25

μA

Conditions are with internal slow 
speed oscillator, Vdd = 3.3V, 55°C < T

A

 

≤ 85°C, analog power = off.

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°C 

≤ T

A

 

≤ 55°C, analog 

power = off.

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°C < T

A

 

≤ 85°C, analog 

power = off.

V

REF

Reference Voltage (Bandgap)

1.28

1.30

1.33

V

Trimmed for appropriate Vdd. 
Vdd > 3.0V

V

REF27

Reference Voltage (Bandgap)

1.16

1.30

1.33

V

Trimmed for appropriate Vdd. 
Vdd = 2.4V to 3.0V