S3C72N2 datasheet(10/29 Pages) SAMSUNG

Part #	S3C72N2

Description	The S3C72N2/C72N4 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core, SAM47 (Samsung Arrange

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Manufacturer	SAMSUNG [Samsung semiconductor]

Direct Link	http://www.samsung.com/Products/Semiconductor

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ELECTRICAL DATA

S3C72N2/C72N4/P72N4

13-2

Table 13-1. Absolute Maximum Ratings

(T

A = 25

°C)

Parameter

Symbol

Conditions

Rating

Units

Supply Voltage

V

DD

–

– 0.3 to + 6.5

V

Input Voltage

V

I1

All I/O ports

– 0.3 to V

DD + 0.3

Output Voltage

V

O

– 0.3 to V

DD + 0.3

Output Current High

I

OH

One I/O port active

– 15

mA

All I/O ports active

– 30

Output Current Low

I

OL

One I/O port active

+ 30 (Peak value)

+ 15 (note)

Total value for ports 2 and 3

+ 60 (Peak value)

+ 20 (note)

Total value for port 6

+ 50

+ 20 (note)

Operating Temperature

T

A

–

– 40 to + 85

°C

Storage Temperature

Tstg

–

– 65 to + 150

NOTE: The values for Output Current Low ( IOL ) are calculated as Peak Value × Duty .

Table 13-2. D.C. Electrical Characteristics

(T

A = – 40

°C to + 85 °C, V

DD = 1.8 V to 5.5 V)

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Input high

voltage

V

IH1

All input pins except those

specified below for V

IH2, VIH3

0.7 V

DD

–

V

DD

V

IH2

Ports 1, 6, and RESET

0.8 V

DD

–

V

DD

V

IH3

X

IN, XOUT, and XTIN

V

DD – 0.1

–

V

DD

Input low

V

IL1

Ports 2 and 3

–

0.3 V

DD

V

voltage

V

IL2

Ports 1, 6 and RESET

–

0.2 V

DD

V

IL3

X

IN, XOUT, and XTIN

–

0.1

Output high

voltage

V

OH1

V

DD = 4.5 V to 5.5 V

I

OH = – 1 mA

Ports 2, 3, 6 and BIAS

V

DD – 1.0

–

V

OH2

V

DD = 4.5 V to 5.5 V

I

OH = –100 µA Port 8 only

V

DD – 2.0

–

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