參數(shù)資料
型號: 74LCX573
廠商: 意法半導體
英文描述: Octal D-Type Latch Non Inverting with 5V Tolerant Inputs and Outputs(八D鎖存器)
中文描述: 八路D型鎖存器非反相與5V容限輸入和輸出(八?鎖存器)
文件頁數(shù): 2/10頁
文件大小: 92K
代理商: 74LCX573
PINDESCRIPTION
PIN No
1
SYMBOL
OE
NAME AND FUNCTION
3 State Output Enable
Input (Active LOW)
Data Inputs
2, 3, 4,
5, 6, 7,
8, 9
12, 13, 14,
15, 16, 17,
18, 19
11
D0 to D7
Q0 to Q7
3 State Latch Outputs
LE
Latch Enable
Input
Ground (0V)
Positive Supply Voltage
10
20
GND
V
CC
TRUTH TABLE
INPUTS
LE
X
L
H
H
OUTPUTS
Q
Z
NO CHANGE *
L
H
OE
H
L
L
L
D
X
X
L
H
X:Don’t care
Z:High impedance
*Qoutput are latched at thetimewhen theLE inputs taken lowlogic
LOGIC DIAGRAMS
INPUT AND OUTPUT EQUIVALENTCIRCUIT
74LCX573
2/10
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參數(shù)描述
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