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M54HCT245 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - OCTAL BUS TRANSCEIVER3-STATE: HCT245 NON INVERTING HCT640 INVERTING / HCT643 INVERTING/NON INVERTING - ST Microelectronics

भाग संख्या M54HCT245
समारोह OCTAL BUS TRANSCEIVER3-STATE: HCT245 NON INVERTING HCT640 INVERTING / HCT643 INVERTING/NON INVERTING
मैन्युफैक्चरर्स ST Microelectronics 
लोगो ST Microelectronics लोगो 
पूर्व दर्शन
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<?=M54HCT245?> डेटा पत्रक पीडीएफ

M54HCT245 pdf
M54/M74HCT245/640/643
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
1
2, 3, 4, 5,
6, 7, 8, 9
18, 17, 16,
15, 14, 13,
12, 11
19
10
20
SYMBOL
DIR
A1 to A8
B1 to B8
G
GND
VCC
NAME AND FUNCTION
Directional Control
Data Inputs/Outputs
Data Inputs/Outputs
Output Enabel Input
(Active LOW)
Ground (0V)
Positive Supply Voltage
IEC LOGIC SYMBOLS
HCT245
H CT 64 0
HCT643
TRUTH TABLE
INPUT
G
L
L
H
X: ”H” or ”L”
Z: High impedance
DIR
L
H
X
FUNCTION
A BUS
B BUS
OUTPUT
INPUT
INPUT
OUTPUT
ZZ
HCT245
A=B
B=A
Z
OUTPUT
HCT640
A =B
B =A
Z
HCT643
A=B
B=A
Z
2/11

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