S3C8238 Просмотр технического описания (PDF) - Samsung

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производитель

S3C8238

8-BIT CMOS MICROCONTROLLERS USERS MANUAL

Samsung 



 

!"# 0-##0,0%(

(T
= -40
°C to +85
°C, V = 2.0 V to 5.5 V)



7"%#

0%(%

Output high voltage

V

V
= 2.4 V; I = -4 mA

Port 0.4 only

V 

V
= 5 V; I = -4 mA

Port 3

V  V
= 5 V; I = -1 mA

All output pins except P0.4,P3

Output low voltage

V

V = 2.4 V; I = 12 mA

P0.4 only

V

V = 5 V; I = 15 mA

P3

V

V = 5 V; I = 4 mA

All output pins except P0.4,P3

Input high leakage

current

Input low leakage current

I

I 

I

V = V

All input pins except I 

V = VX
XT

V
= 0 V

All input pins except I  

Output high leakage

current

I

I

V
= 0 V, X XT

V
= V

All I/O pins and Output pins

Output low leakage

current

I V
= 0 V

All I/O pins and Output pins

Oscillator feed back

resistors

Pull-up resistor

COM output

voltage deviation

SEG output

voltage deviation

R

R

R

V

V

V
= 5.0 V T= 25 °C

X
= V, X= 0 V

V
= 0 V; V
= 5 V ±10 %

Port 0,1,2,4 T = 25°C

V
= 0 V; V!!
= 5 V ±10%

T=25 °C,
 only

V = V = 4 V

(V-COMi)

IO = ± 15 p-µA (i = 0-3)

V = V = 4 V

(V-SEGi)

IO = ± 15 p-µA (i = 0-23)



/

!7$

V- 0.7 V- 0.3

V- 1.0

–

V - 1.0

–

0.3

0.4

–

0.4

–

–

–

–

–

–

–

–

800

1000

25

50

110

210

–

± 60

–

± 60

/8

–

–

–

0.5

2.0

2.0

3

20

-3

-20

3

-3

1200

100

310

± 200

± 200

'

V

µA

kΩ

mV



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