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M54HC574 Datasheet(PDF) 2 Page - STMicroelectronics

Part # M54HC574
Description  RAD-HARD OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT NON INVERTING
PDF  11 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HC574 Datasheet(HTML) 2 Page - STMicroelectronics

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Figure 1: IEC Logic Symbols
Figure 2: Input And Output Equivalent Circuit
Table 1: Pin Description
Table 2: Truth Table
X: Don’t Care
Z: High Impedance
PIN N°
SYMBOL
NAME AND FUNCTION
1OE
3 State Output Enable
Input (Active LOW)
2, 3, 4, 5, 6,
7, 8, 9
D0 to D7
Data Inputs
12, 13, 14,
15, 16, 17,
18, 19
Q7 to Q0
3 State Outputs
11
CK
Clock Input (LOW to
HIGH, edge triggered)
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUTS
OUTPUT
OE
CK
D
Q
HX
X
Z
LX
NO CHANGE
LL
L
LH
H



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