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M54HC564 Datasheet(PDF) 2 Page - STMicroelectronics

Part No. M54HC564
Description  OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT HC564 INVERTING - HC574 NON INVERTING
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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M54HC564 Datasheet(HTML) 2 Page - STMicroelectronics

 
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INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION (HC564)
PIN No
SYMBOL
NAME AND FUNCTION
1
OE
3 State output Enable
Input (Active LOW)
2, 3, 4, 5,
6, 7, 8, 9,
10
D0 to D7
Data Inputs
12, 13, 14,
15, 16, 17,
18, 19
Q0 to Q7
3 State outputs
11
CLOCK
Clock Input (LOW to
HIGH, edge triggered)
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
PIN DESCRIPTION (HC574)
PIN No
SYMBOL
NAME AND FUNCTION
1
OE
3 State output Enable
Input (Active LOW)
2, 3, 4, 5,
6, 7, 8, 9,
10
D0 to D7
Data Inputs
12, 13, 14,
15, 16, 17,
18, 19
Q0 to Q7
3 State outputs
11
CLOCK
Clock Input (LOW to
HIGH, edge triggered)
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
IEC LOGIC SYMBOLS
HC574
HC564
M54/M74HC564/574
2/13


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