54HC244 datasheet(2/12 Pages) STMICROELECTRONICS

부품명	54HC244

상세설명	HC240: INVERTED - HC241/244 NON INVERTED OCTAL BUS BUFFER WITH 3 STATE OUTPUTS

PDF	12 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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2 / 12 page

CHIP CARRIER

INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION (HC240)

PIN No

SYMBOL

NAME AND FUNCTION

Output Enable Input

2, 4, 6, 8

1A1 to 1A4

Data Inputs

9, 7, 5, 3

2Y1 to 2Y4

Data Outputs

11, 13, 15,

2A1 to 2A4

Data Inputs

18, 16, 14,

1Y1 to 1Y4

Data Outputs

Output Enabel Input

GND

Ground (0V)

VCC

Positive Supply Voltage

PIN DESCRIPTION (HC244)

PIN No

SYMBOL

NAME AND FUNCTION

Output Enable Input

2, 4, 6, 8

1A1 to 1A4

Data Inputs

9, 7, 5, 3

2Y1 to 2Y4

Data Outputs

11, 13, 15,

2A1 to 2A4

Data Inputs

18, 16, 14,

1Y1 to 1Y4

Data Outputs

Output Enabel Input

GND

Ground (0V)

VCC

Positive Supply Voltage

PIN DESCRIPTION (HC241)

PIN No

SYMBOL

NAME AND FUNCTION

Output Enable Input

2, 4, 6, 8

1A1 to 1A4

Data Inputs

9, 7, 5, 3

2Y1 to 2Y4

Data Outputs

11, 13, 15,

2A1 to 2A4

Data Inputs

18, 16, 14,

1Y1 to 1Y4

Data Outputs

Output Enabel Input

GND

Ground (0V)

VCC

Positive Supply Voltage

HC244

HC241

HC240

M54/M74HC240/241/244

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