S3C821A データシートの表示（PDF） - Samsung

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S3C821A

S3C8-SERIES MICROCONTROLLES

Samsung 

S3C821A/P821A

ELECTRICAL DATA

Table 17-2. D.C. Electrical Characteristics

(TA = – 40 °C to + 85 °C, VDD = 2.0 V to 5.5 V)

Parameter

Symbol

Conditions

Min

Typ

Max Unit

Operating Voltage VDD fOSC = 8 MHz

(Instruction clock = 1.33 MHz)

2.2

–

5.5

V

fOSC = 6 MHz

2.0

(Instruction clock = 1 MHz)

Input High

voltage

VIH1 P0 and P1

0.7 VDD

–

VDD

V

VIH2 RESET, P2, P3, P4, and P5

0.8 VDD

VDD

VIH3 XIN, XTIN

VDD – 0.1

VDD

Input Low voltage VIL1 P0 and P1

0

–

0.3 VDD

VIL2 RESET, P2, P3, P4, and P5

0.2 VDD

VIL3 XIN, XTIN

0.1

Output High

voltage

VOH VDD = 3 V; IOH = – 200 µA

All output pins

VDD – 1.0

–

–

Output Low

voltage

VOL VDD = 3 V; IOL= 1 mA

All output pins

–

0.4

1.0

Input High

ILIH1 VIN = VDD

–

leakage current

All input pins except those specified

below for ILIH2

–

1

µA

ILIH2 VIN = VDD

20

XIN, XOUT, XTIN, and XTOUT

Input Low

ILIL1 VIN = 0 V

–

leakage current

All input pins except those specified

below for ILIL2 and RESET

–

–1

ILIL2

VIN = 0 V

XIN, XOUT, XTIN, and XTOUT

– 20

Output High

leakage current

ILOH

VOUT = VDD

All output pins

–

–

1

Output Low

leakage current

ILOL VOUT = 0 V

All output pins

–

–

–1

|VDD–COMi|

voltage drop

(i = 0–7)

VDC VDD = 2.7 V to 5.5 V

– 15 µA per common pin

–

–

120 mV

|VDD–SEGx|

voltage drop

(x = 0–31)

VDS VLCD = 2.7 V to 5.5 V

– 15 µA per segment pin

–

–

120

17-3

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