參數(shù)資料
型號(hào): M74HC564M1R
廠商: STMICROELECTRONICS
元件分類: 總線收發(fā)器
英文描述: HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝: SOP-20
文件頁(yè)數(shù): 4/11頁(yè)
文件大?。?/td> 406K
代理商: M74HC564M1R
M74HC564
2/11
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X: Don’t Care
Z: High Impedance
LOGIC DIAGRAM
This logic diagram has not be used to estimate propagation delays
PIN No
SYMBOL
NAME AND FUNCTION
1OE
3 State Output Enable
Input (Active LOW)
2, 3, 4, 5, 6,
7, 8, 9, 10
D0 to D7
Data Inputs
12, 13, 14,
15, 16, 17,
18, 19
Q0 to Q7
3 State Outputs
11
CLOCK
Clock Input (LOW to
HIGH, edge triggered)
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUTS
OUTPUT
OE
CK
D
Q
H
XXZ
L
X
NO CHANGE
LL
H
LH
L
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