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M54HC688 Folha de dados(PDF) 2 Page - STMicroelectronics

Nome de Peças M54HC688
Descrição Electrónicos  RAD-HARD 8 BIT EQUALITY COMPARATOR
PDF  10 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HC688 Folha de dados(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
PIN N°
SYMBOL
NAME AND FUNCTION
1G
Enable Input (Active
LOW)
2, 4, 6, 8, 11,
13, 15, 17
P0 to P7
Word Inputs
3, 5, 7, 9, 12,
14, 16, 18
Q0 to Q7
Word Outputs
19
P = Q
Equal to Output
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUTS
OUTPUT
P, Q
G
P= Q
P= Q
L
L
P<> Q
L
H
XH
H



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