參數(shù)資料
型號: 74HC373
廠商: NXP Semiconductors N.V.
英文描述: Octal D-type transparent latch; 3-state
中文描述: 八路D型透明鎖存器,三態(tài)
文件頁數(shù): 7/8頁
文件大?。?/td> 56K
代理商: 74HC373
September 1993
7
Philips Semiconductors
Product specification
Octal D-type transparent latch; 3-state
74HC/HCT373
AC WAVEFORMS
Fig.7
Waveforms showing the 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.8
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.9 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.
Fig.10 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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