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參數(shù)資料
| 型號(hào)： | M54HC299M1R |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | HC323 8BITPIPOSHIFTREGISTERWITHSYNCHRONOUS CLEAR HC299 8BITPIPOSHIFTREGISTERWITHASYNCHRONOUS CLEAR |
| 中文描述： | HC323 8BITPIPOSHIFTREGISTERWITHSYNCHRONOUS清除HC299 8BITPIPOSHIFTREGISTERWITHASYNCHRONOUS清除 |
| 文件頁(yè)數(shù)： | 2/15頁(yè) |
| 文件大?。?/td> | 306K |
| 代理商： | M54HC299M1R |
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INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
MODE
INPUTS
INPUTS/OUTPUTS
OUTPUTS
CLEAR
FUNCTION
SELECTED
S1
H
L
X
L
L
L
H
H
H
OUTPUT
CONTROL
G1 *
X
L
L
L
L
L
L
L
X
CLOCK
SERIAL
A/QA
H/QH
QA’
QH’
S0
H
X
L
L
H
H
L
L
H
G2 *
X
L
L
L
L
L
L
L
X
(299)
(323)
SL
X
X
X
X
X
X
H
L
X
SR
X
X
X
X
H
L
X
X
X
Z
L
L
L
H
H
H
H
H
H
X
Z
L
L
Z
L
L
L
L
L
L
L
L
CLEAR
X
X
HOLD
SHIFT
RIGHT
X
QA0
H
L
QBn
QBn
a
QH0
QGn
QGn
H
L
h
QA0
H
L
QBn
QBn
a
QH0
QGn
QGn
H
L
h
SHIFT
LEFT
LOAD
* When oneorboth output controls arehigh, theeight, input/output terminals areinthehigh impedance state: however sequential operation orclearing
of the registeris not affected.
Z
: HIGHIMPEDANCE
Qn0 : THELEVELOF An BEFORETHE INDICATEDSTEADYSTATEINPUT CONDITIONSWEREESTABLISHED.
Qnn : THELEVELON Qn BEFORETHE MOST RECENT ACTIVETRANSITION INDICATEDBY
a, h : THELEVELOFTHE STEADYSTATEINPUTS A, H, RESPECTIVELY.
X
: DON’TCARE
OR
M54/M74HC299/323
2/15
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