參數(shù)資料
型號: 74HC377
廠商: NXP Semiconductors N.V.
英文描述: Octal D-type flip-flop with data enable; positive-edge trigger
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)
文件頁數(shù): 7/7頁
文件大?。?/td> 60K
代理商: 74HC377
December 1990
7
Philips Semiconductors
Product specification
Octal D-type flip-flop with data enable;
positive-edge trigger
74HC/HCT377
AC WAVEFORMS
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
Fig.6
Waveforms showing the clock (CP) to output (Q
n
) propagation delays, the clock pulse width, output
transition times and the maximum clock pulse frequency.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.7
Waveforms showing the data set-up and hold times from the data input (D
n
) and from the data enable input
(E) to the clock (CP).
The shaded areas indicate when the input is permitted to
change for predictable output performance.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
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