M74HC7240C1R 查看數據表（PDF） - STMicroelectronics

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M74HC7240C1R

OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC7240: INVERTED - HC7241/7244 NON INVERTED

STMicroelectronics 

M54/M74HC7240/7241/7244

CHIP CARRIER

HC7240

HC7241

HC7244

INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION (HC7241)

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 (HC7240)

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 (HC7244)

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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