M74HCT244M1R データシートの表示（PDF） - STMicroelectronics

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M74HCT244M1R

OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HCT240: INVERTED - HCT241/244 NON INVERTED

STMicroelectronics 

M54/M74HCT240/241/244

CHIP CARRIER

HCT 24 0

HCT241

HCT244

INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION (HCT241)

PIN No

1

2, 4, 6, 8

9, 7, 5, 3

11, 13, 15,

17

18, 16, 14,

12

19

10

20

SYMBOL

1G

1A1 to 1A4

2Y1 to 2Y4

2A1 to 2A4

1Y1 to 1Y4

2G

GND

VCC

NAME AND FUNCTION

Output Enable Input

Data Inputs

Data Outputs

Data Inputs

Data Outputs

Output Enabel Input

Ground (0V)

Positive Supply Voltage

PIN DESCRIPTION (HCT240)

PIN No

1

2, 4, 6, 8

9, 7, 5, 3

11, 13, 15,

17

18, 16, 14,

12

19

10

20

SYMBOL

1G

1A1 to 1A4

2Y1 to 2Y4

2A1 to 2A4

1Y1 to 1Y4

2G

GND

VCC

NAME AND FUNCTION

Output Enable Input

Data Inputs

Data Outputs

Data Inputs

Data Outputs

Output Enabel Input

Ground (0V)

Positive Supply Voltage

PIN DESCRIPTION (HCT244)

PIN No

1

2, 4, 6, 8

9, 7, 5, 3

11, 13, 15,

17

18, 16, 14,

12

19

10

20

SYMBOL

1G

1A1 to 1A4

2Y1 to 2Y4

2A1 to 2A4

1Y1 to 1Y4

2G

GND

VCC

NAME AND FUNCTION

Output Enable Input

Data Inputs

Data Outputs

Data Inputs

Data Outputs

Output Enabel Input

Ground (0V)

Positive Supply Voltage

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