CY8C24223A, CY8C24423A

DC Electrical Characteristics

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 ≤ TA ≤ 125°C. Typical parameters apply to 5V at 25°C and are for design guidance only.

Table 11. DC Chip-Level Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

 

 

 

Vdd

Supply Voltage

4.75

5.25

V

 

 

 

 

 

 

 

 

 

 

 

 

I

Supply Current

5

8

mA

Conditions are Vdd = 5.25V, -40 oC ≤ T

DD

 

 

 

 

 

≤ 125 oC, CPU = 3 MHz, SYSCLK

A

 

 

 

 

 

 

doubler disabled, VC1 = 1.5 MHz,

 

 

 

 

 

 

 

VC2 = 93.75 kHz, VC3 = 93.75 kHz,

 

 

 

 

 

 

analog power = off.

 

 

 

 

ISB

Sleep (Mode) Current with POR, LVD, Sleep

4

13

μA

Conditions are with internal slow speed

 

Timer, and WDT.a

 

 

 

 

oscillator, Vdd = 5.25V, -40 oC ≤ TA

 

 

 

 

 

 

55 oC. Analog power = off.

 

 

ISBH

Sleep (Mode) Current with POR, LVD, Sleep

4

100

μA

Conditions are with internal slow speed

 

Timer, and WDT at high temperature.a

 

 

 

 

oscillator, Vdd = 5.25V, 55 oC < T

 

 

 

 

 

 

125 oC. Analog power = off.

A

 

 

 

 

 

 

 

 

 

ISBXTL

Sleep (Mode) Current with POR, LVD, Sleep

6

15

μA

Conditions are with properly loaded, 1

 

Timer, WDT, and external crystal.a

 

 

 

 

μW max, 32.768 kHz crystal.

 

 

 

 

 

 

 

 

Vdd = 5.25V, -40 oC ≤

T ≤ 55 oC.

 

 

 

 

 

 

 

Analog power = off.

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ISBXTLH

Sleep (Mode) Current with POR, LVD, Sleep

6

100

μA

Conditions are with properly loaded,

 

Timer, WDT, and external crystal at high temper-

 

 

 

 

1μW max, 32.768 kHz crystal.

 

 

 

ature.a

 

 

 

 

Vdd = 5.25V, 55 oC < T

≤ 125oC.

 

 

 

 

 

 

 

Analog power = off.

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VREF

Reference Voltage (Bandgap)

1.25

1.3

1.35

V

Trimmed for appropriate Vdd.

 

 

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.

DC General Purpose IO Specifications

The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C ≤ TA ≤ 125°C. Typical parameters apply to 5V at 25°C and are for design guidance.

Table 12. DC GPIO Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

RPU

Pull up Resistor

4

5.6

8

 

RPD

Pull down Resistor

4

5.6

8

 

VOH

High Output Level

3.5

V

IOH = 10 mA, Vdd = 4.75 to 5.25V (8 total

 

 

 

 

 

 

loads, 4 on even port pins (for example,

 

 

 

 

 

 

P0[2], P1[4]), 4 on odd port pins (for

 

 

 

 

 

 

example, P0[3], P1[5])).

VOL

Low Output Level

0.75

V

IOL = 25 mA, Vdd = 4.75 to 5.25V (8 total

 

 

 

 

 

 

loads, 4 on even port pins (for example,

 

 

 

 

 

 

P0[2], P1[4]), 4 on odd port pins (for

 

 

 

 

 

 

example, P0[3], P1[5])). Total IOL budget

 

 

 

 

 

 

of 150 mA.

VIL

Input Low Level

0.8

V

Vdd = 4.75 to 5.25

VIH

Input High Level

2.2

 

V

Vdd = 4.75 to 5.25

VH

Input Hysterisis

60

mV

 

IIL

Input Leakage (Absolute Value)

1

nA

Gross tested to 1 μA

CIN

Capacitive Load on Pins as Input

3.5

10

pF

Package and pin dependent.

 

 

 

 

 

 

Temp = 25oC

COUT

Capacitive Load on Pins as Output

3.5

10

pF

Package and pin dependent.

 

 

 

 

 

 

Temp = 25oC

Document Number: 3-12029 Rev. *E

Page 16 of 31

[+] Feedback

Page 16
Image 16
Cypress CY8C24423A manual DC Electrical Characteristics, DC General Purpose IO Specifications, DC Chip-Level Specifications