參數(shù)資料
型號(hào): 74AHCT377
廠商: NXP Semiconductors N.V.
英文描述: Octal D-type flip-flop with data enable; positive-edge trigger(帶數(shù)據(jù)使能的八D觸發(fā)器;上升沿觸發(fā);三態(tài))
中文描述: 八路D型觸發(fā)器數(shù)據(jù)使觸發(fā)器,積極邊緣觸發(fā)器(帶數(shù)據(jù)使能的八?觸發(fā)器,上升沿觸發(fā),三態(tài))
文件頁(yè)數(shù): 3/20頁(yè)
文件大?。?/td> 93K
代理商: 74AHCT377
2000 Aug 15
3
Philips Semiconductors
Product specification
Octal D-type flip-flop with data enable;
positive-edge trigger
74AHC377; 74AHCT377
FUNCTION TABLE
See note 1.
Note
1.
H = HIGH voltage level;
h = HIGH voltage level one set-up time prior to the LOW-to-HIGH CP transition;
L = LOW voltage level;
I = LOW voltage level one set-up time prior to the LOW-to-HIGH CP transition;
X = don’t care;
= LOW-to-HIGH CP transition.
ORDERING INFORMATION
PINNING
OPERATING MODES
INPUTS
OUTPUTS
E
CP
X
D
n
h
l
X
X
Q
n
H
L
load “1”
load “0”
hold (do nothing)
l
l
h
H
no change
no change
TYPE NUMBER
PACKAGES
PINS
PACKAGE
MATERIAL
CODE
74AHC377D
74AHC377PW
74AHCT377D
74AHCT377PW
20
20
20
20
SO
plastic
plastic
plastic
plastic
SOT163-1
SOT360-1
SOT163-1
SOT360-1
TSSOP
SO
TSSOP
PIN
SYMBOL
DESCRIPTION
1
2, 5, 6, 9, 12, 15, 16 and 19
3, 4, 7, 8, 13, 14, 17 and 18
10
11
20
E
Q
0
to Q
7
D
0
to D
7
GND
CP
V
CC
data enable input (active LOW)
flip-flop outputs
data inputs
ground (0 V)
clock input (LOW-to-HIGH, edge triggered)
DC supply voltage
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