M54HC240 ST Microelectronics, M54HC240 Datasheet - Page 2

• Manufacturer Part Number: M54HC240
• Description: HC240: INVERTED - HC241/244 NON INVERTED OCTAL BUS BUFFER WITH 3 STATE OUTPUTS
• Manufacturer: ST Microelectronics

M54/M74HC240/241/244
CHIP CARRIER
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION (HC241)
2/12
11, 13, 15,
18, 16, 14,
2, 4, 6, 8
9, 7, 5, 3
PIN No
17
12
19
10
20
1
1A1 to 1A4
2Y1 to 2Y4
2A1 to 2A4
1Y1 to 1Y4
SYMBOL
GND
V
HC240
1G
2G
CC
Output Enable Input
Data Inputs
Data Outputs
Data Inputs
Data Outputs
Output Enabel Input
Ground (0V)
Positive Supply Voltage
NAME AND FUNCTION
HC241
PIN DESCRIPTION (HC240)
PIN DESCRIPTION (HC244)
11, 13, 15,
18, 16, 14,
11, 13, 15,
18, 16, 14,
2, 4, 6, 8
9, 7, 5, 3
2, 4, 6, 8
9, 7, 5, 3
PIN No
PIN No
17
12
19
10
20
17
12
19
10
20
1
1
1A1 to 1A4
2Y1 to 2Y4
2A1 to 2A4
1Y1 to 1Y4
1A1 to 1A4
2Y1 to 2Y4
2A1 to 2A4
1Y1 to 1Y4
SYMBOL
SYMBOL
GND
GND
V
V
1G
2G
1G
2G
CC
CC
Output Enable Input
Data Inputs
Data Outputs
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
Output Enable Input
Data Inputs
Data Outputs
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
Output Enabel Input
Output Enabel Input
NAME AND FUNCTION
NAME AND FUNCTION
HC244