參數(shù)資料
型號(hào)： 74HCT564D
廠商： NXP SEMICONDUCTORS
元件分類： 通用總線功能
英文描述： Octal D-type flip-flop; positive-edge trigger; 3-state; inverting
中文描述： HCT SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝： PLASTIC, SO-20
文件頁(yè)數(shù)： 7/7頁(yè)
文件大?。?/td> 58K
代理商： 74HCT564D
December 1990
7
Philips Semiconductors
Product specification
Octal D-type flip-flop; positive-edge trigger;
3-state; inverting
74HC/HCT564
AC WAVEFORMS
Fig.6
Waveforms showing the clock (CP) to
output (Q
n
) propagation delays, the clock
pulse width, the 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 for the data input (D
n
).
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.
Fig.8
Waveforms showing the 3-state enable and
disable times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
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