參數(shù)資料
型號: 74HC563DB
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Octal D-type transparent latch; 3-state; inverting
中文描述: HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
文件頁數(shù): 7/7頁
文件大?。?/td> 63K
代理商: 74HC563DB
December 1990
7
Philips Semiconductors
Product specification
Octal D-type transparent latch; 3-state;
inverting
74HC/HCT563
AC WAVEFORMS
Fig.6
Waveforms showing the data input (D
n
) to
output (Q
n
) propagation delays and the
output transition times.
(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 latch enable input
(LE) pulse width, the latch enable input to
output (Q
n
) propagation delays and the
output transition times.
(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”
.
Fig.9
Waveforms showing the data set-up and
hold times for D
n
input to LE input
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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