參數(shù)資料
型號(hào)： M54HCT245K
廠商： STMICROELECTRONICS
元件分類： 總線收發(fā)器
英文描述： HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDFP20
封裝： CERAMIC, DFP-20
文件頁(yè)數(shù)： 3/10頁(yè)
文件大?。?/td> 235K
代理商： M54HCT245K
M54HCT245
2/10
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
1
DIR
Directional Control
2, 3, 4, 5, 6,
7, 8, 9
A1 to A8
Data Inputs/Outputs
18, 17, 16,
15, 14, 13,
12, 11
B1 to B8
Data Inputs/Outputs
19
G
Output Enable Input
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUTS
FUNCTION
OUTPUT
G
DIR
A BUS
B BUS
Yn
L
OUTPUT
INPUT
A = B
L
H
INPUT
OUTPUT
B = A
H
X
ZZZ
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