參數(shù)資料
型號: M54HC593F1R
廠商: 意法半導(dǎo)體
元件分類: 通用總線功能
英文描述: 8 BIT BINARY COUNTER WITH INPUT REGISTER 3-STATE
中文描述: 與8位輸入寄存器3二進(jìn)制計數(shù)器態(tài)
文件頁數(shù): 2/12頁
文件大小: 274K
代理商: M54HC593F1R
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
INPUTS
CCKEN
X
FUNCTION
G
L
G
H
CCLR
X
CCKEN
X
CCK
X
CLOAD
X
RCKEN
X
RCK
X
ALL Q BUS BECOME HIGH Z AND
CAN BE APPLIED ANY DATA
THE OUTPUT DATA OF THE
COUNTER IS ENABLE ON QA
THRU QH
H
X
X
L
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
H
X
X
X
X
X
X
H
L
X
X
X
X
COUNTER IS CLEARED TO ZERO
THE DATA OF Q BUS IS LOADED
INTO COUNTER
COUNTER ADVANCES THE
COUNT
X
X
X
X
X
X
X
X
X
X
X
X
H
H
H
H
H
X
H
X
H
X
L
X
X
L
X
L
H
X
H
H
H
H
H
X
X
X
X
X
X
H
X
X
X
X
X
X
NO COUNT
X
X
NO COUNT
REGISTER DATA IS NOT
CHANGED
REGISTER DATA IS NOT
CHANGED
THE DATA OF Q BUS IS STORED
INTO REGISTER
X
X
X
X
X
X
X
L
X
X
X
X
X
X
X
L
X:Don’tCare
RCO= QA’
QB’
QC’
QD’
QE’
QF’
QG’
QH’
(QA’ to QH’:Internal outputs of thecounter)
M54/M74HC593
2/12
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